CAS: 53081-25-7; (2R,3S,4S,5R)-2,3,4,6-Tetrakis(Benzyloxy)-5-Hydroxyhexanal

上下游产品

methyl 2,3,4,6-tetra-O-benzyl α-D-galactopyranoside 1-O-acetyl-2,3,4,6-tetra-O-benzyl-β-D-galactopyranoside 2,3,4,6-Tetra-O-benzyl-β-D-glucopyranosyl trifluoroacetate

1-O-乙酰基-2,3,4,6-四-O-苄基-Beta-D-吡喃半乳糖置于potassium Carbonate体系中,用 甲醇,甲苯 作为反应溶剂,化学反应 1.0H,以94 Kg的收率获得产物2,3,4,6-四-O-苄基-D-吡喃半乳糖
参考文献: Improved Process For Preparation Of 2,3,4,6-Tetra-O-Benzyl-D-Galactose[fr] Procédé Amélioré De Préparation De 2,3,4,6-Tétra-O-Benzyl-D-Galactose
标题: Improved Process For Preparation Of 2,3,4,6-Tetra-O-Benzyl-D-Galactose[fr] Procédé Amélioré De Préparation De 2,3,4,6-Tétra-O-Benzyl-D-Galactose
摘要:本文提供了一种改进的过程,用于制备苯甲基化的d-半乳糖衍生物,特别是2,3,4,6-四-O-苯甲基-D-半乳糖,该过程提高了产量和纯度,成本效益更好,减少了杂质.

专利信息

专利号:US-8598400-B2
优先权日:2010-02-08
标 题:Efficient methods for Z- or cis-selective cross-metathesis
发明人：HOVEYDA AMIR H; MEEK SIMON J; O'BRIEN ROBERT V; CROS JOSEP LLAVERIA; SCHROCK RICHARD R
权利人:HOVEYDA AMIR H; MEEK SIMON J; O'BRIEN ROBERT V; CROS JOSEP LLAVERIA; SCHROCK RICHARD R; MASSACHUSETTS INST TECHNOLOGY; TRUSTEES BOSTON COLLEGE
摘要:The present invention generally relates to methods for performing metathesis reactions, including cross-metathesis reactions. Methods described herein exhibit enhanced activity and stereoselectivity, relative to known methods, and are useful in the synthesis of a large assortment of biologically and therapeutically significant agents.