Chemical Compound
4-Methyl-ethinylestradiol
CAS Registry Number
155683-61-7
Primary Record
4-Methyl-ethinylestradiol
- In stock
- 3,395 g
- Purity
- 99.1 %
- CAS
- 155683-61-7
Compound Identifiers & Properties
- CAS
- 155683-61-7
- PubChem CID
- 71587537
- SMILES
- CC1=C(C=CC2=C1CC[C@@H]3[C@@H]2CC[C@]4([C@H]3CC[C@]4(C#C)O)C)O
- Canonical SMILES
- C#C[C@]1(O)CC[C@H]2[C@@H]3CCc4c(ccc(O)c4C)[C@H]3CC[C@@]21C
Names & Synonyms
- 4-Methyl-ethinylestradiol
- 4-Methyl-ethinyl estradiol
- 4-Methyl Ethynyl Estradiol
- UNII-W12GK7503E
- Ethinyl Estradiol Impurity K
- RefChem:99824
- Ethinylestradiol EP Impurity K
- Ethynylestradiol-4-methyl
- Ethinylestradiol impurity K [EP]
- W12GK7503E
- Ethinylestradiol impurity K
- 155683-61-7
- DTXSID70165953
- DTXCID2088444
- Ethinylestradiol specified impurity K [EP]
- Ethinylestradiol specified impurity K
- ZINC77302910
- ETHINYLESTRADIOL IMPURITY K [EP IMPURITY]
- ETHINYLESTRADIOL IMPURITY K (EP IMPURITY)
- 4-Methyl-19-nor-17alpha-pregna-1,3,5(10)-trien-20-yne-3,17-diol
- (8R,9S,13S,14S,17R)-17-ethynyl-4,13-dimethyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol
- 19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol, 4-methyl-, (17alpha)-
- Q27292173
- 19-NORPREGNA-1,3,5(10)-TRIEN-20-YNE-3,17-DIOL, 4-METHYL-, (17.ALPHA.)-
- 4-METHYL-19-NOR-17.ALPHA.-PREGNA-1,3,5(10)-TRIEN-20-YNE-3,17-DIOL
- (17|A)-4-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol
- (17alpha)-4-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol
- 8beta,9alpha,17alpha-4,9-Cyclo-9,10-secopregna-1(10),2,4-trien-20-yne-1,17-diol
- (17a)-4-Methyl-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol (9CI); 4-Methyl Ethynyl Estradiol; 4-Methyl-19-nor-17a-pregna-1,3,5(10)-trien-20-yne-3,17-diol (4-Methyl-ethinylestradiol); Ethinylestradiol Imp K. (EP)
- (8R,9S,13S,14S,17R)-17-ethynyl-4,13-dimethyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthrene-3,17-diol