Process for production of 2-iminothiazolidines and oxazolidines

Details Process for production of 2-iminothiazolidines and oxazolidines Process for production of 2-iminothiazolidines and oxazolidines

1990-03-07

1993-11-30

Gerstl, Robert

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548233, C07D26328, C07D27718

Patent

active

052667014

ABSTRACT:
Compounds having the formula ##STR1## in which R.sub.1 is optionally substituted phenyl, R.sub.2 is C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 haloalkyl and W is oxygen or sulfur are produced by reaction of a corresponding phenyl cyanamide with an epoxide or episulfide in the presence of a base and optionally a solvent.

REFERENCES:
patent: 2186894 (1940-01-01), Brodersen et al.
patent: 4665083 (1987-05-01), Lempert et al.
Matveev et al., Chemical Abstracts, vol. 76, No. 153651g (1972).
Migrdichian "Organic Cyanogen Compounds", pp. 116-118 (1947).
March, Advanced Organic Chemistry pp. 316-317 (1985).

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