Abstract The ring-opening reactions of methyl 3,4-anhydro-2,6-dideoxy-α- and -β- l - lyxo - and - ribo -hexopyranosides with sodium azide, ammonia, methyl- and dimethylamine, and sodium methoxide were studied. Regioselectivity is explained in terms of steric and conformational factors.
摘要3,4-脱
水-2,6-二脱氧-α-和-β-l-lyxo-和-ribo-hexopyranosides甲基与
叠氮化
钠,
氨水,甲基和
二甲基胺以及
甲醇钠的开环反应分别为研究过。区域选择性是根据空间和构象因素来解释的。