C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/356, 260/369
C07D 493/04 (2006.01) C07D 301/02 (2006.01) C07D 303/04 (2006.01)
Patent
CA 2030969
B2873/Abs Abstract A process for the preparation of a compound of formula (A)' or (A)'': Image (A)' (S,S)-isomer Image (A)'' (R,R)-isomer which process comprises the base treatment of a quaternary ammonium salt of a compound of formula (D): Image (D) wherein the NH2 and OH moieties are trans and are (R,S) or (S,R), respectively.
Ghavshou Michael
Smith Paul
Beecham Group P.l.c.
Borden Ladner Gervais Llp
Ghavshou Michael
Smith Paul
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