Method for production of Δ 1 -pyrrolines

Details Method for production of Δ 1 -pyrrolines Method for production of Δ 1 -pyrrolines

2007-07-31

2007-07-31

Saeed, Kamal A. (Department: 1626)

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C548S566000

Reexamination Certificate

active

10474106

ABSTRACT:
2,5-Bisaryl-Δ1-pyrrolines of the formula (I)in whichAr1and Ar2are as defined in the descriptioncan be prepared byreacting aroylpyrrolidinones of the formula (II)in whichAr1and Ar2are as defined in the descriptionwith an acid, if appropriate in the presence of a diluent.

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