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(R)-巴氯芬的合成研究 被引量:7

New Technical Synthesis of (R)-Baclofen
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摘要 从对氯苯乙酮出发,经过Wittig-Horner、溴代、酞酰亚胺化、不对称还原和酸解反应五步合成了(R)-巴氯芬,总收率达到了62%。目标产物的结构经过核磁和质谱的确证。 The synthetic method on (R)-baclofen is described in detail. Using 4-chloro-acetophenone as materials, (R)-baclofen is synthesized by five steps of Wittig-Homer, bromo reaction, phthalimide, enantioseleetive conjugate reduction and acidlysis reaction.The product yield is 62%.The strueture of the product was determined by IH NMR and MS.
出处 《浙江化工》 CAS 2008年第12期1-2,8,共3页 Zhejiang Chemical Industry
关键词 (R)-巴氯芬 不对称催化 合成 (R)-baclofen asymmetric catalysis synthesis
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参考文献4

  • 1Herold P., Indolese A., et al. Enantioselective synthesis of (R)-(-)-baclofen [J]. Synlett, 1993, 1: 63-64.
  • 2Herdeis, C.; Hubmann, H. P. Synthesis of homochiral R-baclofen from S-glutamic acid [J]. Tetrahedron: Asymmetry, 1992, 3: 1213-1221.
  • 3Witczuk, B.; Kupryszewski, G.; Magielka, S., Optically active b-(p--chlorophenyl)-g- aminobutyric acid [P]. PL 116736, 1983.
  • 4Resende, P.; Almeida, W.; Coelho, F. An efficient synthesis of (R)-(-)-baclofen [J]. Tetrahedron: Asymmetry, 1999, 10: 2113-2118.

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