EN:L-Tetrahydropalmatine (l-THP), commonly known as Rotundine, is a high-purity isoquinoline alkaloid naturally extracted from Corydalis yanhusuo or Stephania species. With well-documented central nervous system (CNS) activities, it serves as a critical active pharmaceutical ingredient (API) intermediate used in formulating pain-relief, sedative, and hypnotic pharmaceutical products.
CN:左旋延胡索乙素(l-THP),通称罗通定(Rotundine),是一种提取自中药延胡索或千金藤属植物的高纯度异喹啉类生物碱。作为中枢神经系统作用明确的活性成分,该产品是生产镇痛、镇静及催眠类药物的重要医药原料与高级中间体。
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