反应 #2460342

反应方程式

Compound 17

[(5-Chloro-benzo[b]thiophen-3-yl)-[2-(3,4-difluoro-phenyl)-vinylcarbamoyl]-methyl}-methyl-phosphinic acid

N,N-diethyl-2-hydroxyacetamide

MSNT

→

Compound 185

收率 44.3%

{(5-Chloro-benzo[b]thiophen-3-yl)-[2-(3,4-difluoro-phenyl)-vinylcarbamoyl]-methyl}-methyl-phosphinic acid diethylcarbamoylmethyl ester

收率 44.3%

溶剂

pyridine

反应条件

实验过程

Using the procedure described in Example 47, Compound 17 (0.25 g, 0.57 mmol), N,N-diethyl-2-hydroxyacetamide (0.37 g, 2.86 mmol), and MSNT (0.25 g, 0.86 mmol) in pyridine (5 ml) yielded 0.14 g of Compound 185, as a white powder (˜3:1 mixture of diastereomers). HPLC: 4.03 min (24%), 4.11 min (76%); MS (ES) m/z 555 (MH+).

来源