Process for preparing 2,2-disubstituted thiazolidines

Details Process for preparing 2,2-disubstituted thiazolidines Process for preparing 2,2-disubstituted thiazolidines

1980-06-04

1983-02-15

Rollins, Alton D.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548147, 564500, 260458R, C07D27704, C07D27760

Patent

active

043742475

ABSTRACT:
A method for preparing 2,2-disubstituted thiazolidine involves reacting aminoalkyl hydrogen-sulfate with a compound having hydrosulfide ion in the presence of ketone. According to the present method, such thiazolidine can be prepared in good yield and desired purity without using harmful ethylenimine as a starting material.

REFERENCES:
patent: 4011233 (1977-03-01), Dubs et al.
patent: 4212826 (1980-07-01), Yamaguchi

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