Alternative Syntheses of (S)-Ketoprofen Based on Dimethyl L-Tartrate
摘要:
Two alternative asymmetric syntheses of (S)-ketoprofen, starting from 3-benzylpropiophenone or 3-propionylbenzophenone and dimethyl L-tartrate as chiral auxiliary, are described.
DOI:
10.1080/00397919308011273
作为产物:
描述:
(S)-3-benzyl-α-chloro-propiophenone 以25%的产率得到
参考文献:
名称:
Sonawane Harikisan R., Bellur Nanjundiah S., Kulkarni Dilip G., Ayyangar +, Tetrahedron, 50 (1994) N 4, S 1243-1260
Tetrabutylammonium Peroxydisulfate in Organic Synthesis; IV.<sup>1</sup>An Efficient, Highly Selective and Oxidative Deoximation by Tetrabutylammonium Peroxydisulfate
Abstract Tetrabutylammonium peroxydisulfate has been proved out to be an efficient and highly chemoselective reagent for the conversion of oximes to the corresponding carbonyl compounds under mild conditions.
Tetrabutylammonium Peroxydisulfate in Organic Synthesis; VII. a Facile and Efficient Method for the Regeneration of Carbonyl Compounds from Semicarbazones by Tetrabutylammonium Peroxydisulfate
Abstract Semicarbazones of aldehydes and ketones are oxidized to the corresponding carbonylcompounds in excellent yields by tetrabutylammonium peroxydisulfate in dichlorlethane under mild conditions.
摘要 醛和酮的缩氨基脲在温和条件下被二氯乙烷中的四丁基过硫酸铵以优异的产率氧化成相应的羰基化合物。
Sonawane Harikisan R., Bellur Nanjundiah S., Kulkarni Dilip G., Ayyangar +, Tetrahedron, 50 (1994) N 4, S 1243-1260
Two alternative asymmetric syntheses of (S)-ketoprofen, starting from 3-benzylpropiophenone or 3-propionylbenzophenone and dimethyl L-tartrate as chiral auxiliary, are described.