Process for producing 1-substituted-hydantoins

Details Process for producing 1-substituted-hydantoins Process for producing 1-substituted-hydantoins

1997-06-23

1999-03-16

Richter, Johann

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548162, 5483014, 5483171, 558313, C07D23340

Patent

active

058832602

ABSTRACT:
The subject is to provides a process for producing 1-substituted-hydantoins of Formula I: ##STR1## wherein R.sub.1 represents d hydrocarbon group which may be substituted and others,
cheracterized by reacting N-sustituted-N-alkcycarbonylamnilo-acetonitrile of Formula II: ##STR2## wherein R.sub.2 represents an alkyl group and others, with an alkali metal hydroxides or the like and then treating with an acid.

REFERENCES:
patent: 3946033 (1976-03-01), Iwata et al.

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