activities were lower than that of pentazocine, and the opioid receptor binding affinities were very weak. These acylthiomorphinans showed low antinociceptive activity compared with corresponding sulfur-containing benzomorphans. 3-Carbamoylthio-deoxydihydromorphine had no significant analgetic activity.
通过相应的O-
硫代
氨基甲酸酯的Newman-Kwart重排合成了3-酰基
硫吗啡喃,3-
氨基甲
硫基-3-脱氧二氢
吗啡和3-苯甲
硫基-9-氮杂-17-
氨基
吗啡喃。其止痛活性低于喷他佐辛,且阿片受体结合亲和力很弱。与相应的含
硫苯并
吗啡喃相比,这些酰基
硫吗啡喃具有较低的抗伤害感受活性。3-
氨基甲
硫基-脱氧二氢
吗啡没有明显的镇痛活性。