Products 4717-38-8

CAS 4717-38-8 appears in our catalog under these names: Ethinylestradiol EP Impurity A (17-epi Ethynyl Estradiol), Ethinylestradiol Impurity 1（Ethinylestradiol EP Impurity A）, 17-epi-Ethynyl Estradiol, >95% (HPLC), 17-epi-Ethynyl estradiol, Ethinylestradiol impurity 3. Offered by: Chemat Brand, Hubei YoungXin, TRC, Biosynth, MedChemExpress. Available pack sizes: on request, 10mg, 25mg, 50mg, 100mg, 200mg, 1mg, 2mg.

Ethinylestradiol EP Impurity A (17-epi Ethynyl Estradiol)
Chemat Brand
  • size: on request
  • Variants: 1
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Ethinylestradiol Impurity 1（Ethinylestradiol EP Impurity A）
Hubei YoungXin
  • size: 10mg, 25mg, 50mg, 100mg
  • Variants: 5
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17-epi-Ethynyl Estradiol, >95% (HPLC)
TRC
  • size: 10mg, 1mg
  • Variants: 2
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17-epi-Ethynyl estradiol
Biosynth
  • size: 2mg, 1mg, 5mg, 10mg
  • Variants: 5
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Ethinylestradiol impurity 3
MedChemExpress
  • size: Get quote
  • Variants: 1
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17-epi-Ethynyl estradiol, min. 95 %, 1 mg
Roth
  • size: 1mg
  • Variants: 1
from 1694.34
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17-epi-Ethynyl estradiol, min. 95 %, 2 mg
Roth
  • size: 2mg
  • Variants: 1
from 2524.99
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17-epi-Ethynyl estradiol, min. 95 %, 5 mg
Roth
  • size: 5mg
  • Variants: 1
from 3346.20
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17-epi-Ethynyl estradiol, min. 95 %, 10 mg
Roth
  • size: 10mg
  • Variants: 1
from 5026.38
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17-epi-Ethynyl estradiol, min. 95 %, 25 mg
Roth
  • size: 25mg
  • Variants: 1
from 8348.98
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(8R,9S,13S,14S,17S)-17-ethynyl-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol (CAS 4717-38-8) is a chemical compound with the molecular formula C20H24O2 and a molecular weight of 296.4 g/mol. IUPAC name: (8R,9S,13S,14S,17S)-17-ethynyl-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol. InChIKey: BFPYWIDHMRZLRN-SWBPCFCJSA-N.

Identity
Molecular formulaC20H24O2
Molecular weight296.4 g/mol
IUPAC name(8R,9S,13S,14S,17S)-17-ethynyl-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol
InChIKeyBFPYWIDHMRZLRN-SWBPCFCJSA-N
SMILESC[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@@]2(C#C)O)CCC4=C3C=CC(=C4)O

Computed by PubChem (NCBI)

Synonyms: 17beta-ethinylestradiol, 17-epi-Ethynylestradiol, 19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol, 17.beta.-ethinyl estradiol, ETHINYLESTRADIOL IMPURITY A [EP IMPURITY], ETHINYLESTRADIOL IMPURITY A (EP IMPURITY), 17beta-ethinyl estradiol, 17-epi-Ethynyl Estradiol, Ethinylestradiol EP Impurity A, 17?-Ethynylestradiol
Related forms of this compound
(8R,9S,13S,14S,17R)-2,4,16,16-tetradeuterio-17-ethynyl-13-methyl-6,7,8,9,11,12,14,15-octahydrocyclopenta[a]phenanthrene-3,17-diol C20H24O2
(8R,9S,13S,14S,17R)-17-ethynyl-13-methyl-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene-3,17-diol C20H24O2
(8R,9S,13S,14S,17R)-2,4,16,16-tetradeuterio-17-(1,2-13C2)ethynyl-13-methyl-6,7,8,9,11,12,14,15-octahydrocyclopenta[a]phenanthrene-3,17-diol C20H24O2
Isomers (same molecular formula)
4-[1-(4-hydroxy-3-methylphenyl)cyclohexyl]-2-methylphenol C20H24O2
4-(4-heptylphenyl)benzoic acid C20H24O2
(8S,10S,13S,14S,16R)-10,13,16-trimethyl-7,8,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthrene-3,17-dione C20H24O2
(8R,9S,10R,13S,14S)-10,13-dimethyl-16-methylidene-6,7,8,9,11,12,14,15-octahydrocyclopenta[a]phenanthrene-3,17-dione C20H24O2
(8R,9S,10R,13S,14S,17R)-17-ethynyl-17-hydroxy-13-methyl-1,2,8,9,10,11,12,14,15,16-decahydrocyclopenta[a]phenanthren-3-one C20H24O2
(8R,9S,10R,13S,14S)-10,13-dimethyl-6-methylidene-7,8,9,11,12,14,15,16-octahydrocyclopenta[a]phenanthrene-3,17-dione C20H24O2
1-methoxy-4-[(E)-4-(4-methoxyphenyl)hex-3-en-3-yl]benzene C20H24O2
(8S,10S,13S,14S,16S)-10,13,16-trimethyl-7,8,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthrene-3,17-dione C20H24O2
1-methoxy-4-[(E)-4-(4-methoxyphenyl)hex-3-en-3-yl]benzene C20H24O2