Cyclocondensation of 2-lithiomethylthiazoles and 2-lithiomethylthiazoline with α-oxoketene dithioacetals: synthesis of substituted and annelated thiazolo- and dihydrothiazolo[3,2-a]pyridinium compounds

Heteroaromatic Annulation of 2-Methyl/2-

Heteroaromatic Annulation of 2-Methyl/2-Cyanomethylbenzimidazole Dianions with α-Oxoketene Dithioacetals: A Highly Regioselective Synthetic Protocol for 1,2- and 2,3-Substituted/Annulated Pyrido[1,2-a]benzimidazoles.

✍ Kausik Panda; J. R. Suresh; H. Ila; H. Junjappa 📂 Article 📅 2003 🏛 John Wiley and Sons ⚖ 172 KB 👁 1 views

Synthesis of Novel 1-Substituted [1,3]Th

Synthesis of Novel 1-Substituted [1,3]Thiazolo[3,2-a][1,5]benzodiazepine Derivatives from 1,5-Benzodiazepine-2-thiones and α-Halogen Carbonyl Compounds.

✍ Regina Janciene; Zita Stumbreviciute; Daiva Podeniene; Benedikta D. Puodziunaite 📂 Article 📅 2006 🏛 John Wiley and Sons ⚖ 25 KB 👁 1 views

## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.

Synthesis of novel 1-substituted [1,3]th

Synthesis of novel 1-substituted [1,3]thiazolo[3,2-a]-[1,5]benzodiazepine derivatives from 1,5-benzodiazepine-2-thiones and α-halogen carbonyl compounds

✍ Regina Janciene; Zita Stumbreviciute; Daiva Podeniene; Benedikta D. Puodziunaite 📂 Article 📅 2006 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 131 KB

## Abstract magnified image A number of substituted 4H,5H,6H‐thiazolo[3,2‐__a__][1,5]benzodiazepinium salts **2a‐h, 5, 9**, which are based on the novel thiazolobenzodiazepine system, were prepared by condensation‐cyclization of 1,5‐benzodiazepine‐2‐thiones **1a‐f, h, 4** with α‐haloketones, as we

Fused Polycyclic Nitrogen-Containing Het

Fused Polycyclic Nitrogen-Containing Heterocycles. Part 7. Reaction Products of 3-(α-Chlorobenzyl)-1,2-dihydroquinoxalin-2-one and Thioureas as Key Intermediate Compounds in the Synthesis of Thiazolo[3,4-a]quinoxalines.

✍ A. A. Kalinin; V. A. Mamedov; I. Kh. Rizvanov; Ya. A. Levin 📂 Article 📅 2004 🏛 John Wiley and Sons ⚖ 23 KB 👁 1 views

A Convenient Synthesis of N1-Substituted

A Convenient Synthesis of N1-Substituted 3,4-Dihydropyrimidin-2(1H)-ones by Cyclocondensation of α-Chlorobenzyl Isocyanates with Ethyl N-Alkyl(aryl)-β-aminocrotonates.

✍ Volodymyr A. Sukach; Bol'but Andriy V. Bol'but Andriy V.; Anatoliy D. Sinitsa; M 📂 Article 📅 2006 🏛 John Wiley and Sons ⚖ 23 KB 👁 1 views

## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.

BF3×OEt2-Mediated C—C Bond-Forming React

BF3×OEt2-Mediated C—C Bond-Forming Reaction of α-Hydroxyketene-(S,S)-acetals with Active Methylene Compounds and Its Application in the Synthesis of Substituted 3,4-Dihydro-2-pyridones.

✍ Jun Liu; Fushun Liang; Qun Liu; Bing Li 📂 Article 📅 2007 🏛 John Wiley and Sons ⚖ 33 KB 👁 1 views

## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.