C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 39/12 (2006.01) C07C 37/20 (2006.01) C07C 41/01 (2006.01)
Patent
CA 2584790
The invention concerns a novel method for preparing 3-[5'-(3,4-bis-hydroxymethyl-benzyloxy)-2'- ethyl-2-propyl-biphenyl-4-yl]-penta-3-ol as well as a novel compound, 6-ethyl-4'-(1-ethyl-1-hydroxy-propyl)-2'-propyl-biphenyl- 3-ol, useful as synthesis intermediate in said method.
La présente invention se rapporte à un nouveau procédé de fabrication du 3-[5'- (3,4-bis-hydroxymethyl-benzyloxy)-2'-ethyl-2-propyl-biphenyl-4-yl]-penta-3-ol ainsi qu'à un composé nouveau, le 6-éthyl-4'-(1-éthyl-1-hydroxy-propyl)-2'- propyl-biphenyl- 3-ol, utile comme intermédiaire de synthèse dans ledit procédé.
Daver Sebastien
Marty Christine
Pascal Jean-Claude
Terranova Eric
Galderma Research & Development
Robic
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