- Resolution method for tetrahydroisoquinoline compound
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The invention provides a resolution method for a tetrahydroisoquinoline compound, specifically to a resolution method for the compound (+/-)-1-(3,4-dimethoxybenzyl)-6,7-dimethoxy-1,2,3,4-tetrahydroisoquinoline. A solvent used in the resolution method is w
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Paragraph 0023-0034
(2019/11/21)
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- Synthesis of Tetrahydroisoquinoline Alkaloids and Related Compounds through the Alkylation of Anodically Prepared α-Amino Nitriles
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α-Amino nitrile 2a was conveniently prepared in two individual steps from chiral hexafluorophosphate salt isoquinolinium (-)-8b including anodic cyanation as an efficient means to activate the sp3 C1-H bond of the THIQ nucleus. The lithiation o
- Benmekhbi, Lotfi,Louafi, Fadila,Roisnel, Thierry,Hurvois, Jean-Pierre
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p. 6721 - 6739
(2016/08/16)
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- NOVEL PROCESS FOR THE PREPARATION OF CISATRACURIUM BESYLATE
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The present invention is related to a novel process for the preparation of cisatracurium besylate, more particularly optically and geometrically pure cisatracurium besylate in large scale.
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Page/Page column 7; 11
(2010/11/18)
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