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Synthesis and conversions of 6-nitro derivatives of 1,3,4-thiadiazolo[3,2-a]pyrimidines

✍ Scribed by M. A. Kukaniev; U. Nurov; S. Sh. Shukurov; Yu. Khodzhibaev

Book ID
105596279
Publisher
Springer
Year
1999
Tongue
English
Weight
213 KB
Volume
48
Category
Article
ISSN
1573-9171

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ChemInform Abstract: Synthesis and Conve
ChemInform Abstract: Synthesis and Conversions of 6-Nitro Derivatives of 1,3,4-Thiadiazolo[3,2-a]pyrimidines.
✍ M. A. Kukaniev; U. Nurov; S. Sh. Shukurov; Yu. Khodzhibaev 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 31 KB 👁 2 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

Synthesis and conversion of 6-fluoro der
Synthesis and conversion of 6-fluoro derivatives of 1,3,4-thiadiazolo-[3,2-a]pyrimidine
✍ Muhamadsho A. Kukaniev; Cyril Párkányi 📂 Article 📅 2011 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 86 KB

## Abstract 2‐Alkyl‐, 2‐aryl‐, and 2‐halo‐substituted derivatives of 7‐methyl‐6‐fluoro‐1,3,4‐thiadiazolo[3,2‐__a__]pyrimidin‐6‐one (**3**) were prepared by reaction of 2‐substituted 5‐amino‐1,3,4‐thiadiazoles (**1**) and ethyl 2‐fluoroacetoacetate (**2**) in polyphosphoric acid. A convenient proced

Synthesis and transformations of hydrazi
Synthesis and transformations of hydrazine substituted 6-fluoro derivatives of 1,3,4-thiadiazolo[3,2-a]pyrimidine
✍ Muhamadsho A. Kukaniev; Cyril Párkányi 📂 Article 📅 2011 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 78 KB

## Abstract 2‐Alkyl and 2‐arylhydrazine derivatives of 5__H__‐2‐R‐6‐fluoro‐7‐methyl‐1,3,4‐thiadiazolo[3,2‐__a__]pyrimidin‐5‐one were prepared by reaction of 5__H__‐2‐bromo‐6‐fluoro‐7‐methyl‐1,3,4‐thiadiazolo[3,2‐__a__]pyrimidin‐5‐one with hydrazine derivatives. A convenient procedure was developed