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炔雌醇
中文名称： 炔雌醇
中文别名：  乙炔雌二醇
英文名称： Ethinylestradiol
EINECS号： 
分子式： C20H24O2
分子量： 296.4034
       
密度： 1.21g/cm3
熔点： ℃
沸点： 457.2°C at 760 mmHg
闪点： 211.2°C
蒸汽压： 3.74E-09mmHg at 25°C
物化性质：
熔点：142 - 146
水溶性：<0.1 g/100 mL at 21 C
产品用途：
属雌激素类药
为3-羟基-19-去甲-17α-孕甾-1,3,5(10)-三烯-20-炔－17－醇。
按干燥品计算，含C20H24O2应为97.0%～103.0%。
本品为白色或类白色的结晶性粉末；无臭
在水中不溶。本品的熔点（附录ⅥC）为180～186℃。

Product Name: Ethynyl estradiol
Synonyms: NOVESTROL;NEO-ESTRONE;ETHYNYLESTRADIOL;ETHINYL ESTRADIOL;LYNORAL;17ALPHA-ETHYNYL-DELTA1,3,5(10)-ESTRA-TRIENE-3,17BETA-DIOL;17ALPHA-ETHYNYLESTRADIOL;17ALPHA-ETHINYLESTRADIOL
CAS:
MF: C20H24O2
MW: 296.4
EINECS:
Ethynyl estradiol Chemical Properties
Melting point  °C(lit.)
 
refractive index  -30 ° (C=0.4, Pyridine)
storage temp.  -20°C Freezer
solubility  ethanol: 50 mg/mL, clear, slightly yellow
 
Ethynyl estradiol Usage And Synthesis
Chemical Properties Off-White to Light-Yellow Crystalline Powder
Usage A metabolite of 17a-Ethynylestradiol
Usage A synthetic steroid with high oral estrogenic potency
Usage estrogen, plus progestogen as oral contraceptive
General Description Fine white to creamy white powder. A synthetic steroid. Used in combination with progestogen as an oral contraceptive.
Air & Water Reactions Air and light sensitive . Insoluble in water.
Reactivity Profile Ethynyl estradiol may react vigorously with strong oxidizing agents. May react exothermically with reducing agents to generate gaseous hydrogen.