HRID370602

反应详情

EQUATION

反应方程式

HRID 370602 的结构方程式

AUXILIARIES

试剂、催化剂与溶剂

1

PROCEDURE

实验过程

By treating 3-(2-aminothiazol-5-yl)-2-benzhydryloxycarbonyl-7-t-butoxycarbonylamino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene (4.5 g) with benzoyl chloride (1.11 cc) in dry tetrahydrofuran (55 cc), in the presence of triethylamine (1.23 cc), following the procedure of Reference Example 8, 3-(2-benzamidothiazol-5-yl)-2-benzhydryloxycarbonyl-7-t-butoxycarbonylamino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene (1.8 g) is obtained in the form of cream-coloured crystals.