醋酸甲羟孕酮
匹美茶碱
匹美茶碱
Pimefylline
Pimefylline;Pimefyllinum;1,3-Dimethyl-7-[2-[(pyridin-3-yl)methylamino]ethyl]-1H-purine-2,6(3H,7H)-dione;3,7-Dihydro-1,3-dimethyl-7-[2-[(3-pyridylmethyl)amino]ethyl]-1H-purine-2,6-dione;ES 771;ES-771;Pimephylline
C15H18N6O2
314.347
英文名称:Medroxyprogesterone 17-acetate
英文别名:(6-alpha)-17-(acetyloxy)-6-methylpreg-4-ene-3,20-dione;17-(acetyloxy)-6-methyl-(6-alpha)-pregn-4-ene-20-dione;17-(acetyloxy)-6-methyl-20-dion(6alpha)-pregn-4-ene-;17-acetoxy-6-alpha-methylprogesterone;17-alpha-hydroxy-6-alpha-methylpregn-4-ene-3,20-dioneacetate;17-alpha-hydroxy-6-alpha-methyl-progesteronacetate;17-alpha-hydroxy-6-alpha-methylprogesteroneacetate;17-hydroxy-6-alpha-methylpregn-4-ene-3,20-dioneacetate
CAS号:71-58-9
分子式:C24H34O4
分子量:386.52
EINECS号:200-757-9
密度:1.13g/cm3
沸点:500.3°C at 760 mmHg
闪点:215°C
蒸汽压:3.85E-10mmHg at 25°C
熔点:202 ~208℃
折射率:48 ° (C=1, Dioxane)
水溶解性:<0.1 g/100 mL at 23 ºC
外观:白色或类白色结晶性粉末
溶解性:在三氯甲烷中极易溶解,在丙酮中溶解,在乙酸乙酯中略溶,在无水乙醇中微溶,在水中不溶。
用于痛经、功能性闭经、功能性子宫出血、先兆流产或习惯性流产、子宫内膜异位症、治疗晚期乳腺癌、子宫内膜腺癌及肾癌等。大剂量可用作长效避孕针。除此之外作用还体现在月经来潮因子宫内膜失去雌激素和孕激素的支持发生脱落后,能继续人为地补充雌激素或孕激素特别是孕激素,使“无援”的子宫内膜继续得到支持,保持继续增厚的水平,这样子宫内膜牢固地生长在子宫壁上,为受精卵植入作好了准备,实现了推迟月经的目的。