Bulletin of the Chemical Society of Japan p. 3015 - 3019 (1983)
Update date:2022-08-05
Topics:
Yoshida, Hiroshi
Nakajima, Mikito
Ogata, Tsuyoshi
Matsumoto, Kiyoshi
Acheson, R. Morrin
Wallis, John D.
Reaction of methylthio-, ethylthio-, and benzylthiodiphenylcyclopropenium salts with 2,4-pentanedione (3a) and ethyl acetoacetate (3b) yielded the cyclopentadienol derivatives (4) by ring expansion.One of the products 4a was shown to be 4-acetyl-5-hydroxy
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