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ChemInform Abstract: The First Reliable, General Synthesis of the 5-Oxo Derivatives of 5,6-Dihydro-1,2,4-triazolo[4,3-c]pyrimidine and the Rates of Isomerization of the [4,3-c] Compounds into Their [1,5-c] Isomers.

โœ Scribed by Tomohisa Nagamatsu; Takayuki Fujita


Publisher
John Wiley and Sons
Year
2010
Weight
30 KB
Volume
33
Category
Article
ISSN
0931-7597

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ChemInform Abstract: Synthesis of New 2-
โœ S. M. HASSAN; M. M. KHAFAGY; H. A. EMAN; A. A. EL-MAGHRABY ๐Ÿ“‚ Article ๐Ÿ“… 2010 ๐Ÿ› John Wiley and Sons โš– 32 KB ๐Ÿ‘ 1 views

Synthesis of New 2-Substituted-pyrazolo[4',3':5,6]pyrano[3,2e][1,2,4]triazolo [1,5-c]pyrimidine Derivatives. -Starting from pyrazole (III) the pyrimidine (V) is prepared which is further treated with different carboxylic acid derivatives to form novel pyrimidines of type (VI) and (VIII). Preparatio