Studies on pyrazolo (3, 4-d) pyrimidine derivatives. XIII. Aryl migration of 4-aroyl-1H-pyrazolo (3, 4-d) pyrimidines to 4-aryl-4, 5-dihydro-1H-pyrazolo (3, 4-d) pyrimidine …

東野武郎， 松下保彦， 竹元万寿美， 林英作

Index: Higashino, Takeo; Matsushita, Yasuhiko; Takemoto, Masumi; Hayashi, Eisaku Chemical and Pharmaceutical Bulletin, 1983 , vol. 31, # 11 p. 3951 - 3958

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Abstract

... 4,5-dihydro-1H-pyrazolol3,4-d]pyrimidine—4— carboxylic Acids TAKEo HIGASHINO,* YASUHIKO MATSUSHITA, MASUMI TAKEMOTO, and EISAKU HAYASHI Shizuoka College ... benzilic acid rearrangement; ring fission It has been reported that the chemical properties of ...