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On the reaction of vilsmeier-haack reagent with nucleoside: a convenient synthesis of 2,2′-cyclocytidine

✍ Scribed by Kiyomi Kikugawa; Motonobu Ichino

Publisher
Elsevier Science
Year
1970
Tongue
French
Weight
210 KB
Volume
11
Category
Article
ISSN
0040-4039

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✦ Synopsis

InorgaIlia

aoid halid@ kxC12, FCC+ &Cl3 and COC12) have heen reported to reset vith N,NUirsthylforuaalde (DMF) to form an aotire reagent, ohloromethylene diaethylammonium ahlorido (Vilweier-Raach reagent) (l), uhiah uaa initially found useful aa fornqlatlng, halogenating and dehydroxylating agents (2).

The reactions of the reagent with nucleooeidee to obtain aweral halogensted nucleoeldea such aa 6-ohloro inosine (3),

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A new and convenient synthesis of 2-imin
A new and convenient synthesis of 2-imino-2H-pyrancarboxaldehydes from β-ketoamides using Vilsmeier reagent
✍ Ramiya R Amaresh; Paramasivan T Perumal 📂 Article 📅 1999 🏛 Elsevier Science 🌐 French ⚖ 601 KB

The synthesis of previously unreported 2-arylimino-2H-pyrancarboxaldehydes is achieved by the treatment of Vilsmeier reagent with N-arylacetoacetamides. 2-N-Alkyl and the parent 2-imino-2H-pyrancarboxaldehyde derivatives are synthesized from the corresponding acetoacetamide derivatives. A possible m