Title:
Ｎ－レチノイルシステイン酸アルキルエステルの製造方法
Document Type and Number:
Japanese Patent JP7009012
Kind Code:
B2
Abstract:
A method for producing derivatives of N-retinoylaminoalkane sulfonic acid, the method comprising providing retinoic acid, chloroformate, aminoalkanesulfonic acid selected from the group consisting of cysteic acid and alkyl ester thereof, cysteinesulfinic acid and alkyl ester thereof, homocysteic acid and alkyl ester thereof, homocysteinesulfinic acid and alkyl esters thereof, taurine and derivatives thereof, and an organic solvent, and a base, mixing said components under substantial absence of oxidizing compounds thereby forming a reaction mixture comprising a liquid phase, wherein the liquid phase is one phase and the derivatives of N-retinoylaminoalkane sulfonic acid are formed in said liquid phase.
Inventors:
Babrow, The Anise
Marina, Budnikava
Björklund, Michael
Alexob, Julian
Marina, Budnikava
Björklund, Michael
Alexob, Julian
Application Number:
JP2018530592A
Publication Date:
January 25, 2022
Filing Date:
December 09, 2016
Export Citation:
Assignee:
Oasmia Pharmaceutical Arbey
International Classes:
C07C403/22; C07D303/46; C07D307/79
Foreign References:
| EP1534672B1 | ||||
| US20030050343 | ||||
| US20040048923 | ||||
| US7030158 |
Attorney, Agent or Firm:
Hiroe Associates Patent Office
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