Process for obtaining 1-vinyl-3(E)-ethylidene pyrrolidone

Details Process for obtaining 1-vinyl-3(E)-ethylidene pyrrolidone Process for obtaining 1-vinyl-3(E)-ethylidene pyrrolidone

1993-03-31

1994-02-15

Springer, David B.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548543, C07D207267, C07D207263

Patent

active

052868761

ABSTRACT:
What is provided herein is a process for obtaining the isomeric compound 1-vinyl-3(E)-ethylidene pyrrolidone in a purity of at least 95%, in the form of white, needle-shaped crystals having a melting point of 59.degree.-61.degree. C.

REFERENCES:
patent: 4851545 (1989-07-01), Song et al.

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