Assignee
SAPEC FINE CHEMICALS
CH·5 granted patents·39 citations·filing 1991–1993
Top patents by PatentIndex Score
5 records- 0167US5382581A(6R)- and (6S)-diastereoisomers of an ammonium salts of N5 -methyl-5,6,7,8-tetrahydrofolic acidSAPEC FINE CHEMICALS·Filed 1992·Granted Jan 17, 1995·9 cites·13 claims
- 0262US5194611ASeparation technique for a mixture of (6RS)-diastereoisomers of an ammonium salt of N5 -methyl-5,6,7,8-tetrahydrofolic acid into single (6R) and (6S)-diastereoisomersSAPEC FINE CHEMICALS·Filed 1991·Granted Mar 16, 1993·16 cites·15 claims
- 0361US5489684AProcess for the preparation of (6S)-5,6,7,8-tetrahydrofolic acidSAPEC FINE CHEMICALS·Filed 1993·Granted Feb 6, 1996·9 cites·10 claims
- 0445US5332815AProcess for the preparation of alkaline earth metal salts of (6R)-N(10)-formyl-5,6,7,8-tetrahydrofolic acidSAPEC FINE CHEMICALS·Filed 1992·Granted Jul 26, 1994·3 cites·10 claims
- 0538US5446156AProcess for the preparation of diastereoisomeric pure tetrahydrofolatesSAPEC FINE CHEMICALS·Filed 1992·Granted Aug 29, 1995·2 cites·19 claims
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