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Naphthalene 1 4 dione

naphthalene-1,4-dione Sigma-Aldric

  1. Sigma-Aldrich (1) Formula Weight. 201 - 300 (1) Available for Sale. USA. Globally. Search term: naphthalene-1,4-dione. Compare Products: Select up to 4 products. *Please select more than one item to compare
  2. 5-(Benzyloxy) naphthalene-1,4-dione Empirical Formula (Hill Notation) C 17 H 12 O 3. Molecular Weight 264.28 . MDL number MFCD19303650. PubChem Substance ID 32982757
  3. naphthalene-1,4-dione - chemical information, properties, structures, articles, patents and more chemical data. Enter your search term above and find: · CAS Numbers · Molecular Formulas · Synonyms · Sites/Web Search · Suppliers · Resources Search for: naphthalene-1,4-dione . IUPAC Name: naphthalene-1,4-dione . CAS Number: 130-15-4 . Chemical Formula: C 10 H 6 O 2. click here for details.
  4. Guidechem provides 5,8-Dihydroxy-2-[(1R)-1-hydroxy-4-methyl-pent-3-enyl]naphthalene-1,4-dione chemical database query, including CAS registy number 517-89-5, 5,8-Dihydroxy-2-[(1R)-1-hydroxy-4-methyl-pent-3-enyl]naphthalene-1,4-dione MSDS (Material Safety Data Sheet), nature, English name, manufacturer, function/use, molecular weight, density, boiling point, melting point, structural formula.
  5. Synonym(s): 1,4-Naphthoquinone. CAS Number 130-15-4 Commodity Code 2921450090 MDL Number MFCD00001676 Purity 97% Notes Delivery of this item to mainland UK is £35, additional charge will be added at order confirmation stage by our sales team
  6. Plumbagin (PL), 5-hydroxy-2-methyl-naphthalene-1,4-dione, a bioactive natural lipophilic molecule, has several pharmacological activities. However, its utility as a potential drug molecule has been limited due to low aqueous solubility and in turn bioavailability. Herein we report cocrystal synthesis of PL with nicotinamide (NIC, pyridine-3-carboxamide) coformer using electrospray technology in order to improve the biopharmaceutical properties of PL. A methanolic solution.
  7. Chemical Safety. Laboratory Chemical Safety Summary (LCSS) Datasheet. Molecular Formula. C10H8O2. Synonyms. Naphthalene-1,4-diol. 1,4-Dihydroxynaphthalene. 571-60-8

Datei:Naphthalene-1,4-dione 200.svg. Größe der PNG-Vorschau dieser SVG-Datei: 105 × 134 Pixel. Weitere Auflösungen: 188 × 240 Pixel | 376 × 480 Pixel | 470 × 600 Pixel | 602 × 768 Pixel | 802 × 1.024 Pixel. Aus SVG automatisch erzeugte PNG-Grafiken in verschiedenen Auflösungen: 200px, 500px, 1000px, 2000px The two six-membered rings of the naphthalene-1,4-dione unit are coplanar [maximum deviation = 0.009 (1) Å]. The O and C atoms of the meth-oxy substituent also lie close to the naphthalene plane,.. 1,4-Naphthoquinone or para-naphthoquinone is an organic compound derived from naphthalene. It forms volatile yellow triclinic crystals and has a sharp odor similar to benzoquinone. It is almost insoluble in cold water, slightly soluble in petroleum ether, and more soluble in polar organic solvents. In alkaline solutions it produces a reddish-brown color. Vitamin K is a derivative of 1,4-naphthoquinone. It is a planar molecule with one aromatic ring fused to a quinone subunit. It.

5-(Benzyloxy)naphthalene-1,4-dione Sigma-Aldric

In the present study a series of naphthalene-1,4-dione derivatives were synthesized and evaluated for their in vitro antimycobacterial activity against M. tb H37Rv strain. Preliminary results indicated that most of the compounds demonstrated significant antimycobacterial activities. The most effective compounds of the series 7, 8 and 10 have MIC values of 3.13 microg/mL and growth inhibition of 99%. Compound 7 has an IC50 value of 0.49 microg/mL. Compounds 1, 3 and 18 with MIC values of 3.13. An efficient one-pot synthesis of fluorescent hydroxyl naphthalene-1,4-dione derivatives by a simple, atom-economical and three-component reaction of 2- hydroxynaphthalene-1,4-dione, aromatic aldehydes and heterocyclic or carbocyclic amines in the presence of a catalytic amount of InCl 3 in refluxing water is reported The title disubstituted naphthalene-1,4-dione, C 24 H 16 Cl 2 O 2, has the two chloro­benzyl substituents related by a non-crystallographic twofold rotation axis, generating a chiral conformation; both enantiomers are present.The two chlorobenzene rings are nearly perpendicular to the fused ring system, making angles of 88.8 (1) and 77.5 (1)° with it

Synonym: 1,4-Naphthalenedicarbothioamide Empirical Formula (Hill Notation): C 12 H 10 N 2 S 2. Molecular Weight: 246.35. CAS Number: 1347815-21- Amino N-1,4-dione is an integral component of core structures of N-1,4-dione antibiotics (rifabutin, rifamycin, salinisporamycin, hygrocin A, and rubaradirins) that exhibit both antibacterial and anticancer activities. It is realized from single crystal X-ray structures that the N-1,4-dione derivatives are associated via hydrogen bond interaction A mixture of 2-bromo-5,7,8-trimethoxynaphthalene-1,4-dione (500 mg, 1.6 mmol), allyl alcohol (0.5 ml, 10 mmol), copper iodide (46 mg, 0.14 mmol) and caesium carbonate (940 mg, 2.9 mmol) in toluene (3 ml) was heated at 320 K under a nitrogen atmosphere in a sealed tube for 30 min. After allowing the mixture to cool to room temperature, the brownish mixture was filtered through a plug of Celite. The 1 H NMR spectrum of the ligand, 2-(pyrimidin-2-ylamino)naphthalene-1,4-dione (SM1) was employed to investigate whether the keto- or enol- aminonaphthoquinone tautomeric form was present in DMSO solution. The aromatic protons (H 9; H 15, 16 and H 14, 17) of the naphthoquinone moiety were observed as singlet around 6.52 ppm, doublets around 7.33 ppm, and doublet around 7.76 ppm respectively. 4-Hydroxy-3-(2-methylbut-3-en-2-yl)naphthalene-1,2-dione | C15H14O3 | CID 262095 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more

The asymmetric unit of the title co-crystal, C10H5BrO2·C14H8O4 [systematic name: 2-bromo-1,4-di-hydro-naphthalene-1,4-dione-1,8-dihy-droxy-9,10-di-hydro-anthracen e-9,10-dione (1/1)], features one mol-ecule of each coformer 1 H as well as 13 C chemical shifts of 32 compounds of C (3) substituted 2-(n-alkylamino)-3R-naphthalene-1,4-dione (where n-alkyl: methyl, to octyl, R = H, Cl, Br, and CH 3) are investigated through 1 H, 13 C, DEPT, gDQCOSY, and gHSQCAD NMR experiments and M06-2X/6-311++G (d,p) density functional theory are discussed. Single crystal X-ray structure of Br-3, as well as 18 different derivatives. 5-(Benzyloxy) naphthalene-1,4-dione 1 Product Result | Match Criteria: Keywor

The catalytic reaction was carried out using 2,6-dimethylcyclohexa-2,5- diene-1,4-dione (83 mg, 0.61 mmol) in anhydrous dichloromethane (1.2 ml) under nitrogen atmosphere at 293 K, and then zinc chloride (91.5 mg, 0.61 mmol) was added. After 40 min stirring, diastereomeri The title disubstituted naphthalene-1,4-dione, C(24)H(16)Cl(2)O(2), has the two chloro-benzyl substituents related by a non-crystallographic twofold rotation axis, generating a chiral conformation. Its name is 2-chloro-3-(2-phenylethylamino)naphthalene-1,4-dione. Chemsrc provides CAS#:6307-22-8 MSDS, density, melting point, boiling point, structure, etc. Its name is 2-chloro-3-(2-phenylethylamino)naphthalene-1,4-dione. CAS Number Search. Sign In; Join Free; VIP; Home; My Chemsrc Account Information; My Buying Leads ; My Selling Leads ; Post Buying Lead; Contact Us; 中文版; Article. naphthalene-1,4-dione View Product On Supplier's Website Request a Quote from Taiclone. Supplier suggested. Applications. None available. From the literature. Applications ? None Avaliable. Dilutions. None available. No references available. We have not yet found a publication that uses this product. If you have published a paper using it then please do let us know! Supplied by. order@taiclone. The world's first wiki where authorship really matters. Due credit and reputation for authors [authorship tracking technology]. Imagine a global collaborative knowledge base for original thoughts [Nature Genetics]

1,4-Naphthoquinone or para-naphthoquinone is an organic compound derived from naphthalene.It forms volatile yellow triclinic crystals and has a sharp odor similar to benzoquinone.It is almost insoluble in cold water, slightly soluble in petroleum ether, and more soluble in polar organic solvents.In alkaline solutions it produces a reddish-brown color 2-methyl-3-(methylamino)naphthalene-1,4-dione Synonym: More Synonyms Chemical & Physical Properties. Molecular Formula: C 12 H 11 NO 2: Molecular Weight: 201.22100: Exact Mass: 201.07900: PSA: 46.17000: LogP: 1.94990 Safety Information. HS Code: 2922399090 Customs. HS Code: 2922399090: Summary: 2922399090 other amino-aldehydes, amino-ketones and amino-quinones, other than those containing more. Plumbagin (PL), 5-hydroxy-2-methyl-naphthalene-1,4-dione, a bioactive natural lipophilic molecule, has several pharmacological activities. However, its utility as a potential drug molecule has been limited due to low aqueous solubility and in turn bioavailability. Herein we report cocrystal synthesis of PL with nicotinamide (NIC, pyridine-3-carboxamide) coformer using electrospray technology in order to improve the biopharmaceutical properties of PL. A methanolic solution containing PL and. The title compound, C 11 H 8 O 3, was isolated from Impatiens balsamina plants (balsam, LIB) grown in our laboratory. The two six-membered rings of the naphthalene-1,4-dione unit are coplanar [maximum deviation = 0.009 (1) Å]. The O and C atoms of the meth­oxy substituent also lie close to the naphthalene plane, with deviations of 0.0090 (2) and 0.047 (2) Å, respectively 5-hydroxy-2-methyl-naphthalene-1,4-dione - chemical information, properties, structures, articles, patents and more chemical data

naphthalene-1,4-dione derivatives as sensors in supramolecular chemis-try to recognize anions [23]. In pursuance of the above studies, it has further been shown that the spectroscopy techniques unravel structural arrangements accom-panying the naphthalene-1,4-dione derivatives using the chemical shifts data obtained from the 1H and 13C NMR experiments. Th hydroxynaphthalene-1,4-dione, (S)-2-hydroxy-3-(8-trifluoromethyl-2-methyloctyl)-3-hydroxynaphthalene-1,4-dione, and (S)-2-hydroxy-3-(2-methyloctyl)naphthalene-1,4-dione, which are patterned after Fieser's 10576, known to be active against the mosquito borne parasite Plasmodium falciparum 2.3.1 Synthesis of 2-amino-3-bromo naphthalene-1,4-dione; compound A. One gram of 2,3-dibromonaphthalene-1,4-dione (DBrNQ) (3.16 mmol) was taken into a two neck round bottom flask and dissolved in 25 ml of dichloromethane (DCM) with constant magnetic stirring for about 15 min (Scheme 1) and followed by dropwise addition of the (pyridine-2-yl) methanamine (3.37 mmol, 0.330 ml). The color change.

naphthalene-1,4-dione, CAS Number: 130-15-

naphthalene-1,4-dione chemical query, 130-15-4 melting

22266-99-5 - ITNOIFSYUBMQKB-UHFFFAOYSA-N - Naphthalene-1,4-dione, 5-methoxy-2-methyl- - Similar structures search, synonyms, formulas, resource links, and other chemical information Synthesis of 2,3‐bis (prop‐2‐yn‐1‐yloxy)naphthalene‐1,4‐dione (4) from the reaction of 2,3‐dichloronaphthalene‐1,4‐dione (1) with 2.2 equiv. of prop‐2‐yn‐1‐ol (2) in the presence of t BuOK. Reaction conditions: 1 (1 mmol), 2 (2.2 mmol), t BuOK (2.2 mmol), DMF (3 mL), room temperature

Chemical Products CAS Catalog 3,3-Bis(hydroxymethyl)-8-(24

Abstract The salophen copper(II) complex was successfully used for the efficient synthesis of new 1,2,3‐triazoles based on the naphthalene‐1,4‐dione scaffold. The reaction of 2‐chloro‐3‐(prop‐2‐yn‐.. Molecular Structure of 1,4,4a,8a-Tetrahydro-1,4-methano-naphthalene-5,8-dione (CAS NO.1200-89-1): IUPAC: 1,4,4a,8a-Tetrahydro-1,4-methanonaphthalene-5,8-dione Molecular Formula:C 11 H 10 O

130-15-4 Naphthalene-1,4-dione Apollo Scientifi

The title disubstituted naphthalene-1,4-dione, C24H16Cl2O2, has the two chloro-benzyl substituents related by a non-crystallographic twofold rotation axis, generating a chiral conformation; both enantiomers are present. The two chlorobenzene rings are nearly perpendicular to the fused ring system, making angles of 88.8 (1) and 77.5 (1)° with it.Department of Applied Biology and Chemical. Download PDF: Sorry, we are unable to provide the full text but you may find it at the following location(s): https://doi.org/10.1107/s16005... (external link 2-Hydroxy-3-(3-oxobutyl)naphthalene-1,4-dione. Publication Type: Journal Article: Year of Publication: 2006: Authors: Nasiri HR, Madej GM, Lancaster RCD, Schwalbe H, Bolte M: Journal: Acta Crystallogr C: Volume: 62: Pagination: o671-o673: Date Published: Dec: Accession Number: 134: Abstract: The title compound, C14H12O4, forms crystals which appear monoclinic but are actually twinned. 2-methoxy-6-methyl-5,8-bis(oxidanyl)-7-(2-oxidanylidenepropyl)naphthalene-1,4-dione: Classification: Naphthoquinones: Comments: Less than 3 mono-isotopic peaks: Copyright: Copyright © 2020 John Wiley & Sons, Inc. All Rights Reserved. Formula: C15H14O6: InChI: InChI=1S/C15H14O6/c1-6(16)4-8-7(2)13(18)11-9(17)5-10(21-3)15(20)12(11)14(8)19/h5,18-19H,4H2,1-3H3: InChIKe Fig.-13: A series of 2-arylamino-5-hydroxy-naphthalene-l,4-diones, 3-arylamino-5-methoxy-naphthalenae-l,4-diones,and2-arylamino-3chloro-5-hydroxy-naphthalene-l,4-diones. R1, R2, R3=H, F Huang et al., 14, evaluated the antimicrobial potential of 18 synthetic naphthalene derivatives and tested for their anti-inflammatory activity. They prepared naphthalene derivative prepared according to th

Table 3 Comparison of the results of nano copper(II) oxide with InCl3 [15] in the synthesis 2-hydroxy3-(phenyl(phenylamino)methyl)naphthalene-1,4-dione - Mild preparation of hydroxyl naphthalene-1,4-dione derivatives with nano copper(II) oxide as catalyst under ambient and solvent-free condition Sie sind im Begriff, einen Datensatz zu löschen. Dies kann nicht rückgängig gemacht werden. Möchten Sie fortfahren

Chemical Products CAS Catalog 4-(4,5-diphenyl-1H-imidazol

2-Chloro-3-(2-methoxyethylamino)naphthalene-1,4-dione-C192137-100mg: Expected to arrive in 3-5 days price: ¥1284.0: 2-Chloro-3-(2-methoxyethylamino)naphthalene-1,4-dione-C192137-25mg: Expected to arrive in 3-5 days price: ¥535.0: This combination does not exist. Add to Cart Add to wishlist. Bulk Orders? 30-day money-back guarantee Free Shipping in U.S. Buy now, get in 2 days Description. Two polymorphs of 2-(prop-2-yn-1-yl­oxy)naphthalene-1,4-dione: solvent-dependent crystallization. F. Melo Ottoni, R. G. Isidório, R. J. Alves and N. L. Speziali Similar articles On irradiation (λ = 350 nm) in neat hex-1-yne, naphthalene-1,2-dione monoacetals 1 afford mixtures of pentacyclic photodimers and up to 25% (isolated yield) of mixed photocycloadducts 2. Careful acidic hydrolysis of the acetal function of 2 gives the title compounds 3, the overall sequence representing a first approach to a (formal) [2 + 2] photocycloadduct of a 1,2-naphthoquinone to an alkyne

Synthesis of 5-hydroxy-2-methyl-naphthalene-1,4-dione

Abstract In the present work, the electrochemical properties of some 2-(hydroxy phenyl amino) naphthalene-1,4-dione derivatives (HPAN-X), and the effects of π-stacking interactions on the mentioned properties were estimated using the quantum mechanical calculations. All substituents enhance the π-stacking interactions in the HPAN-X⋯C6H6 complexes, where changes are larger by electron. 1.1 Synonyms. 2-(3-methyl-2-butenyloxy)-1,4-naphthoquinone 2-(3-methylbut-2-enoxy)naphthalene-1,4-dione AC1L65O7 AC1Q6B5G AR-1D5757 CHEMBL2022661 lawsone 2-isopentenyl ether NCIOPEN2_006139 nsc94227 nsc-94227 OR096177 XFZFQASPBARVAD-UHFFFAOYSA-N ZINC160968 chemBlink provides samples of SDS, Safety Data Sheets, for 2-Chloro-3-(Phenylamino)Naphthalene-1,4-Dione, CAS 1090-16 BLOOM TECH Advanced API/Technology support Naphthalene-1,4-dione CAS 130-15-4 130-15-4 Suppliers,provide BLOOM TECH Advanced API/Technology support Naphthalene-1,4-dione CAS 130-15-4 130-15-4 product and the products related with China (Mainland) BLOOM TECH Advanced API/Technology support Naphthalene-1,4-dione CAS 130-15-4 130-15-4 Shaanxi BLOOM TECH Co.,Ltd China (Mainland

Synthesis and Microbiological Evaluation of New 2- and 2,3-Diphenoxysubstituted Naphthalene-1,4-diones with 5-Oxopyrrolidine Moieties . by Aušra Voskienė . 1, Birutė Sapijanskaitė. 1, Vytautas Mickevičius. 1, Ilona Jonuškienė. 1,*, Maryna Stasevych. 2, Olena Komarovska-Porokhnyavets. 2, Rostyslav Musyanovych. 2 and . Volodymyr Novikov. 2. 1. Department of Organic Chemistry, Kaunas. 2-Chloro-3-(Chloroamino)Naphthalene-1,4-Dione. CAS Registry Number: 155669-77-5 . Molecular Formula: C 10 H 5 Cl 2 NO 2. Molecular Weight: 242.06: SMILES: C1=C2C(=CC=C1)C(=O)C(=C(NCl)C2=O)Cl. More information of 2-Chloro-3-(Chloroamino)Naphthalene-1,4-Dione: List of Suppliers after selecting multiple suppliers. Achemica: Switzerland : Inquire +41 (24) 466-2929: contact@achemica.com: Chemical. Synthesis and antifungal activity of naphthalene-1,4-diones modified at positions 2, 3, and 5 Ryu, Chung-Kyu; Chae, Mi 2005-07-01 00:00:00 A series of 2-arylamino-5-hydroxy-naphthalene-1,4-diones, 3-arylamino-5-methoxy-naphthalene-1,4-diones, and 2-arylamino-3chloro-5-hydroxy-naphthalene-1,4-diones were synthesized and tested for in vitro antifungal activity against the species Candida and.

Chemical Products CAS Catalog stigmalactam,stigmast-4-ene

2-[2-(2-hydroxyphenyl)-ethylamino]-naphthalene-1,4-dione - C18H15NO3, synthesis, structure, density, melting point, boiling poin Structural requirements of naphthalene-1,4-dione derivatives towards antitubercular activity and cytotoxicity were explored using a mathematical model in order to understand their physicochemical parameters. A quantitative structure activity relationship study furnished some important structural insights for antitubercular activity, i.e. average connectivity index, information content index of. Thus far unknown, 2-hydroxy-3-(prop-2-yn-1-yl)naphthalene-1,4-dione (3) was obtained in a two steps one-pot procedure by reacting 1 with propargyl iodide, prepared in situ from propargyl bromide and potassium iodide. It opens the possi-bility for the synthesis of triazoles at the C3 position of 1 by [2 + 3] alkyne-azide 1,3-dipolar cycloaddition enabling the preparation of 3-substituted.

1,4-Dihydroxynaphthalene C10H8O2 - PubChe

4-(4-hydroxyanilino)naphthalene-1,2-dione 75140-07-7 Suppliers,provide 4-(4-hydroxyanilino)naphthalene-1,2-dione 75140-07-7 product and the products related with China (Mainland) 4-(4-hydroxyanilino)naphthalene-1,2-dione 75140-07-7 Career Henan Chemical Co China (Mainland 2-CHLORO-3-[(4-METHYLPIPERAZIN-1-YL)AMINO]NAPHTHALENE-1,4-DIONE 155669-76-4 Suppliers,provide 2-CHLORO-3-[(4-METHYLPIPERAZIN-1-YL)AMINO]NAPHTHALENE-1,4-DIONE 155669-76-4 product and the products related with China (Mainland) 2-CHLORO-3-[(4-METHYLPIPERAZIN-1-YL)AMINO]NAPHTHALENE-1,4-DIONE 155669-76-4 Hangzhou Fandachem Co.,Ltd China (Mainland

Chemical Products CAS Catalog 2,3,6a,8,9,9a-Hexahydro-8,9

Datei:Naphthalene-1,4-dione 200

This MassBank Record with Accession UA001805 contains the MS2 mass spectrum of '1,4-naphthalene-dione' with the InChIKey 'FRASJONUBLZVQX-UHFFFAOYSA-N' Structure, properties, spectra, suppliers and links for: 8-hydroxy-2H-naphthalene-1,4-dione The 2-Chloro-3-phenoxy-naphthalene-1,4-dione, with the CAS registry number 71369-17-0, is also known as 1,4-Naphthalenedione, 2-chloro-3-phenoxy-. This chemical's molecular formula is C 16 H 9 ClO 3 and molecular weight is 284.6939. Its IUPAC name is called 2-chloro-3-phenoxynaphthalene-1,4-dione Chemical Substance 5-(benzyloxy)naphthalene-1,4-dione Detailed information of the J-GLOBAL is a service based on the concept of Linking, Expanding, and Sparking, linking science and technology information which hitherto stood alone to support the generation of ideas. By linking the information entered, we provide opportunities to make unexpected discoveries and obtain knowledge from.

Information for 7-fluoro-2-hydroxy-naphthalene-1,4-dione [58472-36-9] 58472-36-9 including 7-fluoro-2-hydroxy-naphthalene-1,4-dione [58472-36-9] CAS NO 58472-36-9, 7-fluoro-2-hydroxy-naphthalene-1,4-dione [58472-36-9] Suppliers, 7-fluoro-2-hydroxy-naphthalene-1,4-dione [58472-36-9] Manufacturers, related products of 7-fluoro-2-hydroxy. SMILES String: CC1=CC(=O)C2=C(C1=O)C=CC=C2O; Also know as: 5-hydroxy-2-methyl-naphthalene-1,4-dione ; InChI=1/C11H8O3/c1-6-5-9(13)10-7(11(6)14)3-2-4-8(10)12/h2-5,12H,1H Synthesis and biological evaluation of alkyl/arylamino derivatives of naphthalene-1,4-dione as antimycobacterial agents Author(s): Alka Mital*, Sunil Mahlavat, Sachin Bindal, Mukesh Sonawane and Villendra Negi . 1,4-naphthoquinone structure is common in various natural products and possess a wide spectrum of biological activities. In the present study, a series of 1,4-naphthoquinone compounds were synthesized by reacting substituted naphthoquinones with alkyl or aryl amines in.

(PDF) 2-Methoxynaphthalene-1,4-dione - ResearchGat

Chemical Substance 2-(4-Fluorophenoxy)naphthalene-1,4-dione Detailed information of the J-GLOBAL is a service based on the concept of Linking, Expanding, and Sparking, linking science and technology information which hitherto stood alone to support the generation of ideas. By linking the information entered, we provide opportunities to make unexpected discoveries and obtain knowledge. Chemical and physical properties of 1,4:5,8-Dimethano-4a,8a-(methanoxymethano)naphthalene-9,11-dione, octahydro-(1α,4α,4aβ,5β,8α,8aβ)

Chemical Products CAS Catalog Ethoxy(methyl)phenylsilane,5

1,4-Naphthoquinone - Wikipedi

Synthesis, characterization, and investigations of antimicrobial activity of 6,6-dimethyl-3-aryl-3′,4′,6,7-tetrahydro-1′H,3H-spiro[benzofuran-2,2′-naphthalene]-1′,4(5H)-dione Full Article Figures & dat fanyl-1-thia-3,3a,10-triaza-pentaleno[1,2-b]naphthalene-4,9-dione V Srinivas & V Rajeswar Rao* Department of Chemistry, National Institute of Technology, Warangal 506 004, India E-mail: vrajesw@yahoo.com Received 3 December 2008; accepted (revised) 10 September 2009 2,3-Dichloronaphthoquinone is condensed with 5-(alkyl/aryl- alkyl/phenacylthio)-1,3,4-thiadiazol-2-amine in acetic acid to. 2-(2-methylpropylamino)naphthalene-1,4-dione 92248-18-5 Suppliers,provide 2-(2-methylpropylamino)naphthalene-1,4-dione 92248-18-5 product and the products related with China (Mainland) 2-(2-methylpropylamino)naphthalene-1,4-dione 92248-18-5 Dayang Chem (Hangzhou) Co.,Ltd. China (Mainland

2-Allyl-3-hydroxy-naphthalene-1,4-dione C13H10O3 - PubChe

MeTAD thermally reacted with naphthalene (2) and methylated naphthalenes to give equilibrium mixtures of starting materials and [4 + 2] cycloadducts. Methyl substitution on the naphthalene ring generally increased both the amount of cycloadduct formed and the rate of cycloaddition relative to 2. The isolated cycloadducts were all thermally labile and quantitatively reverted to the parent naphthalene in the presence of 2,3-dimethyl-2-butene as a trap for liberated MeTAD. The rates. 5,8-Dihydroxy-2-[(1R)-1-Hydroxy-4-Methyl-Pent-3-Enyl]Naphthalene-1,4-Dione CAS Number: 517-89-5 Specifications Limits Molecular weight 288.30 SMILES CC(=CC[C@H](C1=CC(=O)c2c(ccc(c2C1=O)O)O)O)C InChI NEZONWMXZKDMKF-SNVBAGLBSA-N InChIKey 1S/C16H16O5/c1-8(2)3-4-10(17)9-7-13(20)14-11(18)5-6-12(19)15(14)16(9)21 /h3,5-7,10,17-19H,4H2,1-2H3/t10-/m1/s cis-2-Chloro-3-((1r,4r)-4-phenylcyclohexyl)naphthalene-1,4-dione. Choose a Store Santa cruz biotechnology. Santa Cruz Animal Health . Choose a Language English Français 日本語 中文 한글 Español Italiano Deutsch Svenska Português. Choose a Currency US Dollars Euro Swiss Francs British Pounds Australian Dollars Canadian Dollars RMB. Choose a Store English US Dollars. Santa cruz. 2-Chloro-3-(2-methoxyethylamino)naphthalene-1,4-dione ≥95%. 2-Chloro-3-(2-methoxyethylamino)naphthalene-1,4-dione. Hazard: Irritant. Formula: C₁₃H₁₂ClNO ₃: CAS Number: 22272-22-6: Order Now. ORDER; Q and A; Enter Certificate Details. Enter the Lot number: Chemical Label Example. Choose from recent batch/lot numbers: Learn more . About VWR. Avantor is a vertically integrated, global. Buy highly pure (Z)-2-Methyl-3-(3,7,11,15-tetramethylhexadec-3-en-1-yl)naphthalene-1,4-dione, Mol.Formula : C31H46O2, Mol.Weight : 450.71 from Pharmaffiliates. Login as registered user for prices, availability and discounts

2,3-Dichloro-2,3-dihydronaphthalene-1,4-dione C10H6Cl2O2

2-methyl-3-(3,7,11,15-tetramethylhexadec-2-enyl)naphthalene-1,4-dione: ChEBI ID CHEBI:94399: Stars This entity has been manually annotated by a third party. Supplier Information Download Molfile XML SD Buy highly pure 2-Methyl-3-((3-methyl-3-(4,8,12-trimethyltridecyl)oxiran-2-yl)methyl)naphthalene-1,4-dione, CAS No : 52691-91-5, Mol.Formula : C31H46O3, Mol.Weight : 466.7 from Pharmaffiliates. Login as registered user for prices, availability and discounts 2-chloro-3-(hexadecylamino)naphthalene-1,4-dione 25372-03-6 Suppliers,provide 2-chloro-3-(hexadecylamino)naphthalene-1,4-dione 25372-03-6 product and the products related with China (Mainland) 2-chloro-3-(hexadecylamino)naphthalene-1,4-dione 25372-03-6 Amadis Chemical Co., Ltd. China (Mainland 2-chloro-3-(propan-2-ylamino)naphthalene-1,4-dione 15510-55-1 Suppliers,provide 2-chloro-3-(propan-2-ylamino)naphthalene-1,4-dione 15510-55-1 product and the products related with China (Mainland) 2-chloro-3-(propan-2-ylamino)naphthalene-1,4-dione 15510-55-1 Amadis Chemical Co., Ltd. China (Mainland Synthesis, chemical properties, and antimicrobial activity of 2- and 2,3-substituted [(tetrahydro-2,4-dioxopyrimidin-1(2H)-yl)phenoxy]naphthalene-1,4-diones. Gespeichert in: Übergeordnet: Monatshefte für Chemie: MitwirkendeR: Voskiene, Aušra Voskiene, Aušra: Erscheinungsjahr: 2011: Verlag: () Sprache: Englisch : Tags: Tag hinzufügen. Keine Tags, Fügen Sie den ersten Tag hinzu! Bestand.

Synthesis and Biological Evaluation of Naphthalene-1,4

Heating of the latter compounds affords 2, 3-dimethylene-1, 2, 3, 4-tetrahydronaphthalene-1, 4-diones, which react in situ with alkenes to give the 4+2 adducts. 1-Formyl-1, 2-dihydrocyclobuta[b]naphthalene-3, 8-dione obtained by the use of the above two-step procedure using acrolein dimethylacetal as the alkene in the first step affords upon heating 1H-naphtho[2, 3-c]pyran-2, 10-dione via. 2-Chloro-3-((2-methoxyethyl)amino)naphthalene-1,4-dione 22272-22-6 Suppliers,provide 2-Chloro-3-((2-methoxyethyl)amino)naphthalene-1,4-dione 22272-22-6 product and the products related with China (Mainland) 2-Chloro-3-((2-methoxyethyl)amino)naphthalene-1,4-dione 22272-22-6 Hunan chemfish Pharmaceutical co.,Ltd China (Mainland 2-[(4-chlorophenyl)-hydroxy-methyl]naphthalene-1,4-dione cas 6626-97-7 6626-97-7 Suppliers,provide 2-[(4-chlorophenyl)-hydroxy-methyl]naphthalene-1,4-dione cas 6626-97-7 6626-97-7 product and the products related with China (Mainland) 2-[(4-chlorophenyl)-hydroxy-methyl]naphthalene-1,4-dione cas 6626-97-7 6626-97-7 Hangzhou Fandachem Co.,Ltd China (Mainland The salophen copper(II) complex was successfully used for the efficient synthesis of new 1,2,3-triazoles based on the naphthalene-1,4-dione scaffold. The reaction of 2-chloro-3-(prop-2-yn-1-yloxy)naphthalene-1,4-dione or 2,3-bis(prop-2-yn-1-yloxy)naphthalene-1,4-dione with aromatic azides in the presence of a low copper catalyst (loading 1 mol-%) afforded 2-chloro-3-[(1-phenyl-1H-1,2,3-triazol. Alfa Chemistry offers 4-Hydroxy-3-(3-methylbutyl)naphthalene-1,2-dione for experimental / research use. View information & documentation regarding 4-Hydroxy-3-(3-methylbutyl)naphthalene-1,2-dione, including CAS, structure & more

2-Hydroxy-3-(2-hydroxyethyl)naphthalene-1,4-dione

2-Chloro-3-((2-methoxyethyl)amino)naphthalene-1,4-dione 22272-22-6 22272-22-6 Suppliers,provide 2-Chloro-3-((2-methoxyethyl)amino)naphthalene-1,4-dione 22272-22-6 22272-22-6 product and the products related with China (Mainland) 2-Chloro-3-((2-methoxyethyl)amino)naphthalene-1,4-dione 22272-22-6 22272-22-6 Hunan Russell Chemicals Technology Co.,Ltd China (Mainland Synthesis of 3',4'-dihydro-2H,2'H,5H-spiro [imidazolidine-4,1'-naphthalene]-2,5-dione and its derivatives. Venelin Enchev. Marin Marinov. Nadezhda Markova. Venelin Enchev. Marin Marinov. Nadezhda Markova. Related Papers. Synthesis of New Imidazolidin-2,4-dione and 2-Thioxoimidazolidin-4-ones via C-Phenylglycine Derivatives. By Petrônio Athayde Filho. Novel Spirohydantoin Derivative as a. Shikonin 5,8-Dihydroxy-2-[(1R)-1-hydroxy-4-methyl-pent-3-enyl]naphthalene-1,4-dione 517-89-5 Suppliers,provide Shikonin 5,8-Dihydroxy-2-[(1R)-1-hydroxy-4-methyl-pent-3-enyl]naphthalene-1,4-dione 517-89-5 product and the products related with China (Mainland) Shikonin 5,8-Dihydroxy-2-[(1R)-1-hydroxy-4-methyl-pent-3-enyl]naphthalene-1,4-dione 517-89-5 Jilin Tely Imp.& 2-Chloro-3-((2-Methoxyethyl)aMino)naphthalene-1,4-dione 22272-22-6 Suppliers,provide 2-Chloro-3-((2-Methoxyethyl)aMino)naphthalene-1,4-dione 22272-22-6 product and the products related with China (Mainland) 2-Chloro-3-((2-Methoxyethyl)aMino)naphthalene-1,4-dione 22272-22-6 Hangzhou Dingyan Chem Co., Ltd China (Mainland 2-Chloro-3-(2-Methoxyethylamino)Naphthalene-1,4-Dione For more information call 1-800-282-3982 or email info@parchem.com! Inquire with a Quick Quot

5,8-Dihydroxy-2-[(1R)-1-hydroxy-4-methyl-pent-3-enyl]naphthalene-1,4-dione CAS NO.517-89-5 . FOB Price: USD: 1.00-1.00 /Metric Ton Get Latest Price; Min.Order: 1 Gram; Payment Terms: L/C,D/A,D/P,T/T; Available Specifications: 98%(1-100)Metric To 2-Chloro-1,4-naphthoquinone undergoes photochemical 2+2 addition to alkenes. Elimination of hydrogen chloride from the adducts provides a facile and general synthetic method for 1,2-dihydrocyclobuta[b]naphthalene-3,8-diones. Heating of the latter compounds affords 2,3-dimethylene-1,2,3,4-tetrahydronaphthalene-1,4-diones, which react in situ with alkenes to give the 4+2 adducts. 1-Formyl-1,2. 1,4,4a,8a-Tetrahydro-1,4-methano-naphthalene-5,8-dione 1200-89-1 Suppliers,provide 1,4,4a,8a-Tetrahydro-1,4-methano-naphthalene-5,8-dione 1200-89-1 product and the products related with China (Mainland) 1,4,4a,8a-Tetrahydro-1,4-methano-naphthalene-5,8-dione 1200-89-1 Hangzhou J&H Chemical Co., Ltd. China (Mainland 5,8-Dihydroxy-2-[(1R)-1-hydroxy-4-methyl-pent-3-enyl]naphthalene-1,4-dione CAS NO.517-89-5 517-89-5 Suppliers,provide 5,8-Dihydroxy-2-[(1R)-1-hydroxy-4-methyl-pent-3-enyl]naphthalene-1,4-dione CAS NO.517-89-5 517-89-5 product and the products related with China (Mainland) 5,8-Dihydroxy-2-[(1R)-1-hydroxy-4-methyl-pent-3-enyl]naphthalene-1,4-dione CAS NO.517-89-5 517-89-5 Hubei Jusheng. This invention relates to 1,1,1,4-substituted naphthaline compounds, compositions, processes for their preparation and processes for their use as pesticides, especially insecticides, acaricides and f

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