ChemicalBook > CAS DataBase List > 2-Methyl Ethynyl Estradiol

2-Methyl Ethynyl Estradiol

Product Name
2-Methyl Ethynyl Estradiol
CAS No.
3240-39-9
Chemical Name
2-Methyl Ethynyl Estradiol
Synonyms
2-Methyl-ethinylestradiol;Ethinylestradiol EP Imp M;2-Methyl Ethynyl Estradiol;Ethinylestradiol EP Impurity M;Ethinylestradiol EP Impurity M/2-Methyl Ethynyl Estradiol;ETHINYLESTRADIOL EP IMPURITY M (2-METHYL-ETHINYLESTRADIOL);2-Methyl-19-nor-17α-pregna-1,3,5(10)-trien-20-yne-3,17-diol;(17α)-2-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol;Ethinylestradiol Impurity 13（Ethinylestradiol EP Impurity M）;19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol, 2-methyl-, (17α)-
CBNumber
CB52558041
Molecular Formula
C21H26O2
Formula Weight
310.43
MOL File
3240-39-9.mol
More
Less

2-Methyl Ethynyl Estradiol Property

Melting point:
172-175°C
Boiling point:
463.3±45.0 °C(Predicted)
Density 
1.19±0.1 g/cm3(Predicted)
storage temp. 
Refrigerator
solubility 
Chloroform (Slightly), DMSO (Slightly), Methanol (Slightly)
pka
10.61±0.60(Predicted)
form 
Solid
color 
White to Pale Yellow
More
Less

Hazard and Precautionary Statements (GHS)

More
Less

N-Bromosuccinimide Price

TRC
Product number
M304975
Product name
2-MethylEthynylEstradiol
Packaging
2mg
Price
$85
Updated
2021/12/16
Medical Isotopes, Inc.
Product number
66079
Product name
2-MethylEthinylEstradiol
Packaging
5mg
Price
$650
Updated
2021/12/16
More
Less

2-Methyl Ethynyl Estradiol Chemical Properties,Usage,Production

Uses

2-Methylethynylestradiol is a 17α-ethynyl steroid. 2-Methylethynylestradiol is an impurity of Ethynylestradiol (E685100).

Uses

2-Methylethynylestradiol (Ethinylestradiol EP Impurity M) is a 17α-ethynyl steroid. 2-Methylethynylestradiol is an impurity of Ethynylestradiol (E685100).

2-Methyl Ethynyl Estradiol Preparation Products And Raw materials

Raw materials

Preparation Products

More
Less

2-Methyl Ethynyl Estradiol Suppliers

Canada 1 China 24 India 5 United States 2 Global 32
BOC Sciences
Tel
16314854226
Email
info@bocsci.com
Country
United States
ProdList
9923
Advantage
65
Standardpharm Co. Ltd.
Tel
86-714-3992388
Email
overseasales1@yongstandards.com
Country
United States
ProdList
14332
Advantage
58

3240-39-9, 2-Methyl Ethynyl EstradiolRelated Search:

16-Oxo Ethynyl Estradiol β-Estradiol 1,3,5(10), 6-ESTRATETRAEN-17-ALPHA-ETHYNYL-3,17-BETA-DIOL Estradiol 19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol EthynylEstradiol Sulfate 18-Methylethynyl Estradiol 6-α-Hydroxy Ethinylestradiol (8S,9S,13S,14S,17S)-17-ethynyl-1,13-dimethyl-7,8,9,11,12,14,15,16-octa hydro-6H-cyclopenta[a]phenanthrene-3,17-diol 1,3,5(10)-ESTRATRIEN-17-ALPHA-ETHYNYL-3,17-BETA-DIOL-6-ONE (8S,9S,13S,14S,17R)-17-ethynyl-4,13-dimethyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-1,17-diol 4-Methyl Ethynyl Estradiol Ethinylestradiol 9,11-Dehydro Ethynyl Estradiol Estrone 1,3,5(10)-ESTRATRIEN-17-ALPHA-ETHYNYL-3,6-ALPHA, 17-BETA-TRIOL

  • 2-Methyl Ethynyl Estradiol
  • (17α)-2-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol
  • 2-Methyl-19-nor-17α-pregna-1,3,5(10)-trien-20-yne-3,17-diol
  • Ethinylestradiol EP Impurity M
  • ETHINYLESTRADIOL EP IMPURITY M (2-METHYL-ETHINYLESTRADIOL)
  • Ethinylestradiol EP Imp M
  • (8R,9S,13S,14S,17R)-17-ethynyl-2,13-dimethyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol
  • Ethinylestradiol Impurity 13（Ethinylestradiol EP Impurity M）
  • 19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol, 2-methyl-, (17α)-
  • (8R,9S,13S,14S,17R)-17-ethynyl-2,13-dimethyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthrene-3,17-diol
  • 2-Methyl-ethinylestradiol
  • (8R,9S,13S,14S,17R)-17-Ethynyl-2,13-dimethyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthrene-3,17-diol (Ethinylestradiol Impurity)
  • Ethinylestradiol EP Impurity M/2-Methyl Ethynyl Estradiol
  • 3240-39-9
  • Impurities
  • Intermediates & Fine Chemicals
  • Pharmaceuticals
  • Steroids