HRID34991

反应详情

EQUATION

反应方程式

HRID 34991 的结构方程式

AUXILIARIES

试剂、催化剂与溶剂

2

PROCEDURE

实验过程

Morphine of 82.5% purity, 235 parts (1 mole parts), potassium carbonate 276 parts (2 moles part) and trimethylphenyl-ammonium chloride 188 parts (1.1 moles part) are heated under stirring in toluene at 45°-110° C. for 4-8 hrs. to yield 292 parts of codeine (97.6% yield) after workup as in Example 1.