C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 215/42 (2006.01) C07C 213/00 (2006.01) C07C 213/10 (2006.01) C07C 217/52 (2006.01) C07C 231/00 (2006.01) C07C 233/23 (2006.01) C07D 239/50 (2006.01)
Patent
CA 2591571
The invention relates to a novel process for the preparation of a process for the preparation of (1S,4R)- or (1R,4S)-1-amino-4-(hydroxymethyl)-2-cyclopentene of formula V or VI, (see figure I) or a salt thereof or of a(1S,4R)- or (1R,4S)-1-amino-4--(hydroxymethyl)-2-cyclopentene derivative of general formula VII or VIII, (see figure II) or a salt thereof, wherein X and Y are identical or different and are an acyl group or H, with the exception of X = Y = H, comprising a racemate resolution of a racemic aminoalcohol of formula I, (see figure III) by chemical means using an optically active tartaric acid.
Berchtold Katja
Bernegger-Egli Christine
Breitbach Holger
Brieden Walter
Petersen Michael
G. Ronald Bell & Associates
Lonza Ag
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