127003-40-1Relevant articles and documents
Synthesis method of 2-(dimethylamino)-3-(2-(3-methoxyphenethyl)phenoxy)propyl-1-ol
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Paragraph 0025-0057, (2020/08/27)
The invention discloses a synthesis method of 2-(dimethylamino)-3-(2-(3-methoxyphenethyl)phenoxy) propyl-1-ol, and belongs to the field of organic chemical synthesis. According to the synthesis method, 2-((2-(3-methoxyphenethyl)phenoxy)methyl)ethylene oxi
Process for preparing sand Greythe ester is new hydrochloric acid
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, (2018/07/10)
The present invention discloses a preparation method of sarpogrelate hydrochloride. According to the preparation method, 2-[2-(3-methoxyphenyl)ethyl]phenol is adopted as a starting reactant, benzyl triethylammonium chloride is adopted as a phase transfer catalyst, the starting reactant, the phase transfer catalyst and epichlorohydrin form an ether in toluene and water, dimethylamine is adopted to carry out aminolysis in a pressurization reactor after the ether is formed to obtain 1-dimethylamino-3-[2-[2-(3-methoxyphenyl)ethyl]phenoxy]-2-propanol, the 1-dimethylamino-3-[2-[2-(3-methoxyphenyl)ethyl]phenoxy]-2-propanol and succinic anhydride are subjected to esterification in acetone, hydrogen chloride gas is directly introduced without recovery and replacement of the solvent to form a hydrochloride, and re-crystallization with acetone is performed to obtain the sarpogrelate hydrochloride refined product, wherein the purity is more than 99%.
Development of sarpogrelate external preparation for intractable pain control. I. Pre-formulation study on application of modified β-cyclodextrins
Hanawa, Kazumi,Hanawa, Takehisa,Tsuchiya, Chikako,Higashi, Kenjirou,Suzuki, Masahiko,Moribe, Kunikazu,Yamamoto, Keiji,Oguchi, Toshio
experimental part, p. 45 - 50 (2010/05/19)
To optimize the formulation of in-hospital sarpogrelate (SPG) preparation for external use, various cyclodextrins (CDs) were investigated for their ability to improve the aqueous solubility and chemical stability of SPG. Although hydrolysis of SPG was mar