C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/306.1, 260/3
C07D 209/16 (2006.01) C07D 403/12 (2006.01) C07D 413/06 (2006.01)
Patent
CA 1298303
IN THE UNITED STATES PATENT & TRADEMARK OFFICE PATENT APPLICATION entitled: Process for the stereospecific synthesis of indole derivatives in the names of: Jean WAGNON Claude PLOUZANE Bernard TONNERRE Dino NISATO Assignee: SANOFI ABSTRACT OF DISCLOSURE The present invention relates to a process for the stereo- specific synthesis of indole derivatives of formula : Image (I) which consists in using 3-tosyloxy-1,2 0-isopropylidenepropane-1,2 -diol in an optically pure form in order to introduce the asymetric carbon C* of the compound (I).
541037
Nisato Dino
Plouzane Claude
Tonnerre Bernard
Wagnon Jean
Nisato Dino
Plouzane Claude
Sim & Mcburney
Societe Anonyme: Sanofi
Tonnerre Bernard
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