作者:Giovanni Casiraghi、Mara Cornia、Giovanna Gasparri Fava、Marisa Ferrari Belicchi、Lucia Zetta
DOI:10.1016/0008-6215(89)84035-2
日期:1989.3
Arylation at C-1 of 2,3:4,5-di- O -isopropylidene- d -arabinose and 4- O -benzyl-2,3- O -isopropylidene- d -threose variously using titanium or magnesium salts of 4- tert -butylphenol, 2-naphthol, and 5-pentylresorcinol gave the epimeric 1- C -aryl-alditol derivatives. One of these derivatives, namely, 1- C -(3- tert -butyl-6-hydroxyphenyl)-2,3:4,5-di- O -isopropylidene- d - gluco -pentitol, forms a crystalline
摘要使用4的钛盐或镁盐分别对2,3:4,5-二-O-异亚丙基-d-阿拉伯糖和4-O-苄基-2,3-O-异亚丙基-d-苏糖的C-1进行芳基化-叔丁基苯酚,2-萘酚和5-戊基间苯二酚给出了差向异构的1-C-芳基-糖醇衍生物。这些衍生物之一,即1-C-(3-叔丁基-6-羟基苯基)-2,3:4,5-二-O-异亚丙基-d-葡萄糖基戊糖醇,形成结晶的1:3夹杂物具有4-叔丁基苯酚的化合物,其结构通过X射线衍射确定,表明来宾分子通过氢键与由主体螺旋链形成的亲水腔相连。