Regioselective sulfation

Details Regioselective sulfation Regioselective sulfation

C - Chemistry, Metallurgy

07

H

C07H 15/02 (2006.01) C07H 3/04 (2006.01) C07H 11/00 (2006.01) C07H 15/04 (2006.01) C07H 15/10 (2006.01) C07H 15/18 (2006.01) C07H 23/00 (2006.01) C07K 14/705 (2006.01)

Patent

CA 2194492

Inter alia, a direct method for the regioselective sulfation of an organic molecule having optionally derivatized hydroxyl groups at least on two adjacent carbon atoms characterised in that it comprises the treatment of a di- (optionally substituted alkyl and/or aryl) stannylene acetal derivative thereof with an electrophilic sulfating agent is disclosed.

L'invention concerne entre autres un procédé direct de sulfatation régiosélective d'une molécule organique ayant éventuellement des groupes dérivés hydroxyle au moins sur deux atomes de carbone adjacents, et se caractérisant en ce qu'il comprend le traitement d'un dérivé d'acétal de stannylène di(alkyle et/ou aryle éventuellement substitué) avec un agent de sulfatation électrophile.

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