Cycloaddition of Diphenylcyclopropenone with Carboximidate, Carboximidamide, and Carboximidothioate

DOI: 10.1246/bcsj.56.3849

Source and publish data:

Bulletin of the Chemical Society of Japan p. 3849 - 3850 (1983)

Update date:2022-07-30

Topics:

Authors:

Yoshida, Hiroshi

Sogame, Shingo

Bando, Shoichi

Nakajima, Shosuke

Ogata, Tsuyoshi

Matsumoto, Kiyoshi

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Article abstract of DOI:10.1246/bcsj.56.3849

The reaction of diphenylcyclopropenone with R¹N=C(R²)X (2) (R¹, R²=alkyl, aryl, X=MeO, EtO, MeS, or Me2N) gave 2-pyrrolin-4-one (3) in good yield.The less reactive carboximidothioate (2, R¹=4-MeC6H4, R²=Ph, X=MeS) yielded isomeric 3-pyrrolin-2-one together with 3.

Full text of DOI:10.1246/bcsj.56.3849

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