4(3H)-Quinazolinones from the reaction of N-arylnitrilium salts with isocyanates

DOI: 10.1055/s-1992-26203

Source and publish data:

Synthesis p. 697 - 701 (1992)

Update date:2022-07-30

Topics:

Authors:

Al-Talib

Jochims Jochims

Hamed Hamed

Wang Wang

Ismail Ismail

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Article abstract of DOI:10.1055/s-1992-26203

N-Arylnitrilium salts 1 react with isocyanates 2 to give salts 3 of 4(3H)-quinazolinones 4, from which compounds 4 can be obtained with base. A metathesis of an isocyanate with a nitrilium salt is reported.

Full text of DOI:10.1055/s-1992-26203

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