| 释义 |
Erdosteine
基本例句
厄多半胱祛痰药
Erdosteinewas synthesized in overall yield of 34.3% from dl-homocysteine thiolactone hydrochloride and thiodiglycolic anhydride which was prepared by an improved synthetic route.由硫化钠与氯乙酸乙酯反应得3-硫代戊二酸二乙酯,再经水解、缩合得到3-硫代戊二酸酐,进而与高半胱氨酸巯内酯盐酸盐反应制得厄多司坦,总收率34。3%。其中,3的制备工艺未见报道。
Clinical Sdudy on Apophlegmatic Efficacy ofErdosteineCapsule for Treatment of Chronic Bronchitis厄多司坦胶囊对慢性支气管炎祛痰疗效的临床研究 |