我们做的是约10mg单糖加入1ml吡啶和0.2ml三甲基硅烷咪唑(TMSI),60℃密塞反应30min,注意吡啶要做除水,效果很好。 参考文献: Garciaraso, A., M. Fernandezdiaz, et al. (1989). "GAS-CHROMATOGRAPHIC RETENTION OF CARBOHYDRATE TRIMETHYLSILYL ETHERS .3. KETOHEXOSES." Journal of Chromatography 471: 205-216. http://muchong.com/bbs/viewthread.php?tid=2428821 A.N. de Beldera and B. Norrmana .The substitution patterns of O-(2-hydroxyethyl)starch and O-(2-hydroxyethyl)dextran .Carbohydrate Research,Volume 10, Issue 3, July 1969, Pages 391-394 http://muchong.com/bbs/viewthread.php?tid=2428812 |