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17a-Ethynyl-1,3,5(10)-estratriene-3,17b-diol 3-methyl ether

17a-Ethynyl-1,3,5(10)-estratriene-3,17b-diol 3-methyl ether Suppliers list
Company Name: Henan DaKen Chemical CO.,LTD.
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Products Intro: Product Name:17a-Ethynyl-1,3,5(10)-estratriene-3,17b-diol 3-methyl ether
CAS:72-33-3
Purity:99.00% Package:100g,500g,1KG,10KG,100KG
Company Name: Henan Tianfu Chemical Co.,Ltd.
Tel: 0371-55170693
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Products Intro: CAS:72-33-3
Purity:99% Package:500G;1KG;5KG;25KG
Company Name: career henan chemical co
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Products Intro: Product Name:17a-Ethynyl-1,3,5(10)-estratriene-3,17b-diol 3-methyl ether
CAS: 72-33-3
Purity:99% Package:1kg;7USD
Company Name: Hubei Jusheng Technology Co.,Ltd.
Tel: 86-18871470254
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Products Intro: Product Name:mestranol
CAS:72-33-3
Purity:99% Package:5KG;1KG Remarks:C21H26O2
Company Name: Hubei xin bonus chemical co. LTD
Tel: 86-13657291602
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Products Intro: Product Name:17a-Ethynyl-1,3,5(10)-estratriene-3,17b-diol 3-methyl ether
CAS:72-33-3
Purity:0.99 Package:5KG;1KG
17a-Ethynyl-1,3,5(10)-estratriene-3,17b-diol 3-methyl ether Basic information
Product Name:17a-Ethynyl-1,3,5(10)-estratriene-3,17b-diol 3-methyl ether
Synonyms:Mestranol,17α-Ethynyl-1,3,5(10)-estratriene-3,17β-diol 3-methyl ether, 17α-Ethynylestradiol 3-methyl ether, 3-Methoxy-17α-ethynylestradiol;Mestranol (200 mg);(17α)-3-Methoxy-19-norpregna-1,3,5(10)-trien-20-yn-17-ol;17α-Ethynyl-3-Methoxy-17β-hydroxy-1,3,5(10)-estratriene;3-Methoxy-17α-ethynylestradiol;17a-Ethynylestradiol-d2 3-Methyl Ether;17a-Ethynylestradiol-d4 3-Methyl Ether;(1S,10R,11S,14R,15S)-14-ethynyl-5-Methoxy-15-Methyltetracyclo[8.7.0.0^{2,7}.0^{11,15}]heptadeca-2,4,6-trien-14-ol
CAS:72-33-3
MF:C21H26O2
MW:310.43
EINECS:200-777-8
Product Categories:MAXOLON;Steroids;Acetylenes;Biochemistry;Functionalized Acetylenes;Hydroxysteroids;Intermediates & Fine Chemicals;Pharmaceuticals
Mol File:72-33-3.mol
17a-Ethynyl-1,3,5(10)-estratriene-3,17b-diol 3-methyl ether Structure
17a-Ethynyl-1,3,5(10)-estratriene-3,17b-diol 3-methyl ether Chemical Properties
Melting point 153-155 °C(lit.)
alpha +2~+8°(D/20℃)(c=1, 1,4-dioxane)
Boiling point 390.58°C (rough estimate)
density 1.0865 (rough estimate)
refractive index 1.4900 (estimate)
storage temp. -20°C Freezer
form neat
pka13.10±0.40(Predicted)
optical activity[α]15/D +3°, c = 2 in dioxane
Merck 5917
BRN 2625905
CAS DataBase Reference72-33-3(CAS DataBase Reference)
NIST Chemistry ReferenceMestranol(72-33-3)
EPA Substance Registry SystemMestranol (72-33-3)
Safety Information
Hazard Codes Xn
Risk Statements 36/37/38-40-48-68
Safety Statements 22-26-36/37/39-45-36/37
WGK Germany 3
RTECS RC8960000
HS Code 29372900
Hazardous Substances Data72-33-3(Hazardous Substances Data)
ToxicityLD50 oral in rat: > 10gm/kg
MSDS Information
17a-Ethynyl-1,3,5(10)-estratriene-3,17b-diol 3-methyl ether Usage And Synthesis
Chemical PropertiesCrystalline Solid
Usesantiemetic
UsesMestranol is an orally active estrogenic steroid. It was the estrogen used in many of the first oral contraceptives
DefinitionChEBI: A terminal acetylenic compound that is (17alpha)-17-ethynylestra-1(10),2,4-triene substituted by a methoxy group at position 3 and a hydroxy group at position 17.
Safety ProfileConfirmed carcinogen with experimental. neoplastigenic, tumorigenic, and teratogenic data. Moderately toxic by subcutaneous route. Human reproductive effects by ingestion: changes in ovaries and fallopian tubes, ferthty effects. Experimental reproductive effects. Mutation data reported. An FDA proprietary drug. A steroid used in oral contraceptives. When heated to decomposition it emits acrid smoke and irritating fumes.
17a-Ethynyl-1,3,5(10)-estratriene-3,17b-diol 3-methyl ether Preparation Products And Raw materials
Tag:17a-Ethynyl-1,3,5(10)-estratriene-3,17b-diol 3-methyl ether(72-33-3) Related Product Information
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