HRID34990

反应详情

EQUATION

反应方程式

HRID 34990 的结构方程式

AUXILIARIES

试剂、催化剂与溶剂

2

PROCEDURE

实验过程

Morphine of 89% purity 320 parts (1 mole part), potassium carbonate 414 parts (3 moles part) and trimethylphenyl-ammonium chloride 188 parts (1.1 moles part) are heated under stirring in toluene (4000 parts) at 45°-110° C. for 3-8 hrs. to yield 293 parts of codeine (98.0% yield), after workup as in Example 1.