3-Benzoylquinoxalin-2(1H)-one in the Kostanecki—Robinson Reaction. Synthesis and Structure of 2-Oxo-4-phenylpyrano[2,3-b]quinoxaline.

Synthesis and NMR Structural Assignment

Synthesis and NMR Structural Assignment of 3-Benzoylpyrrolo[2,3-b]quinoxalin-2(4H)-ones.

✍ Katarzyna Ostrowska; Marek Zylewski; Krzysztof Walocha 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 30 KB

Synthesis and Reactions of 3-Phenyl-3,4-

Synthesis and Reactions of 3-Phenyl-3,4-Dihydro-1, 4-Quinoxalin-2 (1H) -One and its Heterocyclic Analogues

✍ T. O. Olagbemiro; C. A. Nyakutse; L. Lajide; M. O. Agho; C. E. Chukwu 📂 Article 📅 2010 🏛 Wiley (John Wiley & Sons) ⚖ 333 KB 👁 1 views

were synthesized by reactions o? methyl 2-bromo-2-phmylethanorrte 1 with oFthosubstituted arylaminea 2a -2c. Subsequent reductive alkylationofthe lactams with aodium hydride and-iodobthane afforded only the N-alkylated quinoxalinone 4a and benzothiazinone 4b. Lithium aluminium hydride reduction of t

ChemInform Abstract: Some Nucleophilic R

ChemInform Abstract: Some Nucleophilic Reactions with 6-Benzoyl-2,3-dichloroquinoxaline: Synthesis of Tetrazolo[1,5-a]quinoxaline, 2-Methylidene-1,3-dithiolo[4,5-b]quinoxalines, Quinoxalino[2,3-b]quinoxalines and Pyrazolo[1′,5′:1,2]imidazolo[4,5-b]quinoxalines.

✍ M. S. A. El-Gaby; A. M. Sh. El-Sharief; Y. A. Ammar; Y. A. Mohamed; A. A. Abd El 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 34 KB 👁 1 views

## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable v

Five-Membered 2,3-Dioxo Heterocycles. Pa

Five-Membered 2,3-Dioxo Heterocycles. Part 52. Reactions of 5-Aryl-4-(quinoxalin-2-yl)-2,3-dihydrofuran-2,3-diones with Schiff Bases and Dicyclohexylcarbodiimide. Crystalline and Molecular Structure of Substituted 2-(4-Oxo-3,4-dihydro-2H-1,3-oxazin-5-yl)quinoxalines.

✍ N. Yu. Lisovenko; A. N. Maslivets; Z. G. Aliev 📂 Article 📅 2007 🏛 John Wiley and Sons ⚖ 21 KB

ChemInform Abstract: Synthesis of 2-Meth

ChemInform Abstract: Synthesis of 2-Methyl-9-oxo-9H-furo[2,3-c]benzopyrans and 2-Methyl-3H,4H[1]benzopyrano[3,4-b]pyrrol-4-ones.

✍ R. S. RAM; G. L. D. KRUPADANAM; G. SRIMANNARAYANA 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 32 KB 👁 1 views

## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable v

Carbon Disulfide in Synthesis of Thiazol

Carbon Disulfide in Synthesis of Thiazolo[3,4-a]quinoxalines Based on 3-(α-Chlorobenzyl)quinoxalin-2-(1H)-ones.

✍ A. A. Kalinin; V. A. Mamedov 📂 Article 📅 2004 🏛 John Wiley and Sons ⚖ 17 KB