In order to reduce the amount of NaOH,synthesis of benzoxazolone by treating salicylamide with NaClO was studied and the 92. 以减少碱的用量为目的,采用水杨酰胺为原料,经次氯酸钠处理,进行了苯并恶唑酮的合成研究。
HPLC method for determination of phenylephrine hydrochloride, paracetamol, caffeine anhydrous,salicylamide and brompheniramine maleate in Liufenkamin tablets was established. 建立了HPLC法测定柳酚咖敏片中盐酸去氧肾上腺素、对乙酰氨基酚、无水咖啡因、水杨酰胺、马来酸溴苯那敏的含量。