19-Nor-17alpha-pregna-1,3,5(10),6-tetraen-20-yne-3,17-diol (6,7-Didehydroethinylestradiol)

cas: 67703-68-8 — see every product listed under this CAS number, including other names

19-Nor-17alpha-pregna-1,3,5(10),6-tetraen-20-yne-3,17-diol (6,7-Didehydroethinylestradiol) (CAS 67703-68-8) is a chemical reagent available from Chemat. Available pack sizes: 50mg. Offered by: Mikromol.

• 2D
• 3D

(8R,9S,13S,14S,17R)-17-ethynyl-13-methyl-9,11,12,14,15,16-hexahydro-8H-cyclopenta[a]phenanthrene-3,17-diol (CAS 67703-68-8) is a chemical compound with the molecular formula C20H22O2 and a molecular weight of 294.4 g/mol. IUPAC name: (8R,9S,13S,14S,17R)-17-ethynyl-13-methyl-9,11,12,14,15,16-hexahydro-8H-cyclopenta[a]phenanthrene-3,17-diol. InChIKey: CLXHHBFTRYNQBO-SLHNCBLASA-N.

Identity

Molecular formula	C20H22O2
Molecular weight	294.4 g/mol
IUPAC name	(8R,9S,13S,14S,17R)-17-ethynyl-13-methyl-9,11,12,14,15,16-hexahydro-8H-cyclopenta[a]phenanthrene-3,17-diol
InChIKey	CLXHHBFTRYNQBO-SLHNCBLASA-N
SMILES	C[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@]2(C#C)O)C=CC4=C3C=CC(=C4)O

Computed by PubChem (NCBI)

Synonyms: 6,7-Dehydro Ethynyl Estradiol, 6,7-Dehydroethynylestradiol, Ethinylestradiol impurity I [EP], Ethinylestradiol specified impurity I [EP], ETHINYLESTRADIOL IMPURITY I [EP IMPURITY], ETHINYLESTRADIOL IMPURITY I (EP IMPURITY), Ethinylestradiol impurity I, Ethinylestradiol specified impurity I, Ethinylestradiol EP Impurity I, 6,7-Dehydro ethynylestradiol

Isomers (same molecular formula)

3-methoxy-2-(3-methylbut-2-enyl)-5-[(E)-2-phenylethenyl]phenol C₂₀H₂₂O₂

4-[6-[(2-methylpropan-2-yl)oxy]-3,4-dihydronaphthalen-1-yl]phenol C₂₀H₂₂O₂

(8S,13S,14S,17R)-17-ethynyl-13-methyl-7,8,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthrene-3,17-diol C₂₀H₂₂O₂

[(3R,4R)-4-phenylmethoxyhexa-1,5-dien-3-yl]oxymethylbenzene C₂₀H₂₂O₂

(E)-3-(4-tert-butylphenyl)-1-(4-methoxyphenyl)prop-2-en-1-one C₂₀H₂₂O₂

ethyl 2-(1,2,3,6,7,8-hexahydropyren-1-yl)acetate C₂₀H₂₂O₂

1-(2-hydroxy-5,6,7,8-tetrahydronaphthalen-1-yl)-5,6,7,8-tetrahydronaphthalen-2-ol C₂₀H₂₂O₂

1-(2-hydroxy-5,6,7,8-tetrahydronaphthalen-1-yl)-5,6,7,8-tetrahydronaphthalen-2-ol C₂₀H₂₂O₂

1,2-bis(4-propan-2-ylphenyl)ethane-1,2-dione C₂₀H₂₂O₂

1-methoxy-2-(4-methoxy-3-prop-2-enylphenyl)-4-prop-2-enylbenzene C₂₀H₂₂O₂

1-(2-hydroxy-5,6,7,8-tetrahydronaphthalen-1-yl)-5,6,7,8-tetrahydronaphthalen-2-ol C₂₀H₂₂O₂

(2E,4E,6Z,8E)-8-(3,4-dihydro-2H-naphthalen-1-ylidene)-3,7-dimethylocta-2,4,6-trienoic acid C₂₀H₂₂O₂