Synthesis of Novel 4,6-Diazaspirohex-1-en-5-ones by the Reaction of Diphenylcyclopropenone Oxime with Isocyanates

DOI: 10.1246/cl.1987.659

Source and publish data:

Chemistry Letters p. 659 - 660 (1987)

Update date:2022-09-26

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Authors:

Yoshida, Hiroshi

Ohtsuka, Hideki

Ogata, Tsuyoshi

Matsumoto, Kiyoshi

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Article abstract of DOI:10.1246/cl.1987.659

Diphenylcyclopropenone oxime hydrochloride (3) was prepared in an 83 percent yield from diphenylcyclopropenone and hydroxylamine hydrochloride in methanol.The salt 3 reacted with alkyl and aryl isocyanates in the presence of triethylamine to yield 1:2 add

Full text of DOI:10.1246/cl.1987.659

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Product name:4,6-Diazaspiro[2.3]hex-1-en-5-one, 4-(4-chlorophenyl)-6-[[[(4-chlorophenyl)amino]carbonyl]oxy]-1,2-diphenyl -

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