HRID34991
反应详情
EQUATION
反应方程式
REACTANTS
反应物
PRODUCTS
生成物
AUXILIARIES
试剂、催化剂与溶剂
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.