𝔖 Bobbio Scriptorium
✦   LIBER   ✦

The Synthesis of Some Derivatives of Methioprim and Related Pyrimidines 1,2

✍ Scribed by NAIRN, J. GRAHAM; TIECKELMANN, HOWARD

Book ID
126226984
Publisher
American Chemical Society
Year
1960
Tongue
English
Weight
521 KB
Volume
25
Category
Article
ISSN
0022-3263

No coin nor oath required. For personal study only.

πŸ“œ SIMILAR VOLUMES

Pyrimidine Derivatives and Related Compo
Pyrimidine Derivatives and Related Compounds II: Synthesis of some derivatives of pyrimido[1,2:2β€²,3β€²]pyrazolo[1,5-a]pyrimidines, a new ring system
✍ Mohamed Helmi Elnagdi; Mohamed Mohamed Mohamed Sallam; Mohamed Ajmal Mohamed Ili πŸ“‚ Article πŸ“… 1975 πŸ› John Wiley and Sons 🌐 German βš– 705 KB

## Abstract 3,5‐Diamino‐4‐phenylazo‐pyrazoles (**1a–1c**) react with acetylacetone and with ethyl acetoacetate to yield the corresponding pyrazolo[1,5‐a]pyrimidine derivatives **2a–2c** and **3a–3c**, respectively. Whereas **1a–1c** add readily to methyl acrylate yielding the 4,5,6,7‐tetrahydropyr