
structural formula
| business number | 04te |
|---|---|
| molecular formula | c21h28o2 |
| molecular weight | 312.45 |
| label |
progestin, 17beta-hydroxy-17alpha-ethynyl-androst-4-en-3-one, 17a-ethynyl-17b-hydroxy-4-androsten-3-one, 17b-hydroxy-4,17a-pregnen-20-yn-3-one, 4,17a-pregnen-17b-ol-20-yn-3-one, 17a-ethynyl testosterone, 4,17alpha-pregnen-17beta-ol-20-yn-3-one, 4,17a-pregnen-17b-ol-20-yn-3-one, 4,17a-pregnen-17b-ol-20-yne, 4-androsten-17-alpha-ethynyl-17-beta-ol-3-one, (8r,9s,10r,13s,14s,17r)-17-ethynyl-17-hydroxy-10,13-dimethyl-1,2,6,7,8,9,10,11,12,13,14, 15,16,17-tetradecahy |
numbering system
cas number:434-03-7
mdl number:mfcd00002476
einecs number:207-093-9
rtecs number:tu5570250
brn number:1889895
pubchem number:24851804
physical property data
一 , physical property data
traits :white or milky white crystalline powder
density (g/ml,25/4℃): not available
relative vapor density (g/ml, air=1):not available
melting point (ºc): 269-275
boiling point (ºc, normal pressure): not available
boiling point (ºc, 5.2kpa): not available
refraction rate: not available
flash point (ºc): not available
optical rotation (º): not available
spontaneous combustion point or ignition temperature (ºc): not available
steam pressure (kpa, 25ºc): not available
saturated vapor pressure (kpa, 60ºc): not available
burn heat (kj/mol):not available
critical temperature (ºc): not available
critical pressure (kpa): not available
oil and water log value of the (octanol/water) partition coefficient:not available
explosion upper limit (%, v/v): not available
lower explosion limit (%,v/v): not available
dissolve properties:slightly soluble in ethanol, acetone, ether, chloroform and vegetable oil, actually insoluble in water
toxicological data
two , toxicological data:
acute toxicity:not available .
ecological data
three , ecological data:
1 ,other harmful effects: this substance may be harmful to the environment, and special treatment should be given to water bodies. notice.
molecular structure data
1、 molar refractive index:90.21
2、 molar volume(m3/mol):1274.1
3、 isotonic specific volume (90.2k):721.5
4、 surface tension(dyne/cm):48.0
5、 polarizability(10-24cm3):35.76
compute chemical data
none yet
properties and stability
none yet
storage method
none yet
synthesis method
it is obtained by the addition of dehydroepiandrosterone acetate and acetylene, hydrolysis, and oxidation17-ethinyltestosterone.
purpose
similar to progesterone, it is suitable for treating menstrual bleeding or menorrhagia, and can also be used to prevent aura.

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