C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/293.1, 260/2
C07D 295/14 (2006.01) C07D 295/096 (2006.01) C07D 295/112 (2006.01) C07D 295/116 (2006.01) C07D 295/155 (2006.01) C07D 311/00 (2006.01) C07D 409/12 (2006.01)
Patent
CA 1191136
ABSTRACT A process is described for the preparation of compounds of the formula Image in which W is C1-7 alkylene X is cis or trans -CH=CH- or -CH2CH2- Y is a saturated heterocyclic amino group, and R2 is substituted or unsubstituted phenyl-, thienyl- or naphthyl-alkyl, or cinnamyl, and their salts and solvates. The process comprises hydrolysing a corresponding ester, amide, nitrile or ortho-ester. The starting materials are preferably prepared by reducing the corresponding cyclopentanone and hydrolysis can take place simultaneously with reduction.
439889
Collington Eric W.
Hallett Peter
Marshall David R.
Wallis Christopher J.
Waterhouse Ian
Glaxo Group Limited
Kirby Eades Gale Baker
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