Process for preparing 1-aryl-2-benzimidazolinones

Details Process for preparing 1-aryl-2-benzimidazolinones Process for preparing 1-aryl-2-benzimidazolinones

1980-06-17

1981-06-23

Schwartz, Richard A.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D23526

Patent

active

042752159

ABSTRACT:
Process for preparing 1-aryl-2-benzimidazolinones by reacting a carbanilide and a hypohalite ion in a liquid, biphasic mixture in the presence of a quaternary ammonium and/or phosphonium salt.

REFERENCES:
patent: 4113952 (1978-09-01), Heyman
Oftedahl, M., et al., J. Org. Chem., 28, 578-580 (1963).
Rosnati, L., Gazz. Chim. ITAL., 86, 275-281 (1956).
Starks, C., J. Am. Chem. Soc., 93, 195 (1971).

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