Mestranol
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![CAS No:72-33-3 (8R,9S,13S,14S,17R)-17-ethynyl-3-methoxy-13-methyl-7,8,9,11,12,14,15,<br />16-octahydro-6H-cyclopenta[a]phenanthren-17-ol](http://www.vvchem.com/structure/cas-72/72-33-3.png)
Molecular Structure
Other Information
- CAS Registry Number: 72-33-3
- Melting Point: 150-154 ºC
- Density: 0.905g/cm3
- Refractive index: 1.49
- Safety Statements: Confirmed carcinogen with experimental neoplastigenic, tumorigenic, and teratogenic data. Moderately toxic by subcutaneous route. Human reproductive effects by ingestion: changes in ovaries and fallopian tubes, fertility 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.
- Hazard Symbols: Xn: Harmful;
- EINECS: 200-777-8
- Molecular Weight: 310.42994
- InchiKey: IMSSROKUHAOUJS-MJCUULBUSA-N
- InChI: InChI=1S/C21H26O2/c1-4-21(22)12-10-19-18-7-5-14-13-15(23-3)6-8-16(14)17
(18)9-11-20(19,21)2/h1,6,8,13,17-19,22H,5,7,9-12H2,2-3H3/t17-,18-,19+,
20+,21+/m1/s1 - Risk Statements: R36/37/38;R40;R48
- Molecular Formula: C21H26O2
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