Process for racemization

Details Process for racemization Process for racemization

2006-09-19

2006-09-19

Saeed, Kamal A. (Department: 1626)

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C549S007000

Reexamination Certificate

active

07109356

ABSTRACT:
The invention relates to the racemization process of the optically active [2-(2-thienyl)ethylamino](2-halogenophenyl)acetamides of general formula (VII) by using basic compounds.The resulting racemic compounds of general formula (VII) can thus be recycled into synthesis of the therapeutically useful compounds of general formula (VI).

REFERENCES:
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patent: 98/51689 (1998-11-01), None
Alabaster R.J., et al., Tetrahedron: Asymmetry, (1997), vol. 8, No. 3, pp. 447-450.
Derwent Abstract, XP-002134523.

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