METHYL 5-<i>O</i>-BENZOYL-2,3-OXAZOLE-<scp>D</scp>-RIBOFURANOSIDE: A USEFUL INTERMEDIATE FOR THE SYNTHESIS OF CONFORMATIONALLY RESTRAINED NUCLEOSIDES
作者:José Molina、Hannah L. Maslen、Claire Simons
DOI:10.1081/ncn-100002473
日期:2001.3.31
The synthesis of methyl 5-O-benzoyl-2,3-oxazole-D-ribofuranoside, a tetrahydrofuro [3,4-d]oxazole is described. The key step involves the reaction of methyl 3-amino-3-deoxy-5-O-benzoyl-D-ribofuranoside with N,N-dimethylformamide dimethyl acetal with cyclisation to the 2,3-oxazole via a prototropic rearrangement-elimination reaction.
描述了甲基5-O-苯甲酰基-2,3-
恶唑-D-
呋喃呋喃糖苷,
四氢呋喃[3,4-d]
恶唑的合成。关键步骤涉及3-
氨基-3-脱氧-5-O-苯甲酰基-D-
呋喃呋喃糖苷与N,N-二甲基甲酰胺二甲基
乙缩醛通过质子重排消除反应环化成2,3-
恶唑。