Products 19637-28-6

CAS 19637-28-6 appears in our catalog under these names: Norethindrone Impurity 21 (delta 5(10)-Norethindrone Acetate), Δ-5(10)-Norethindrone Acetate, >95% (HPLC). Offered by: Chemat Brand, TRC. Available pack sizes: on request, 10mg, 1mg, 5mg.

Norethindrone Impurity 21 (delta 5(10)-Norethindrone Acetate)
Chemat Brand
  • size: on request
  • Variants: 1
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Δ-5(10)-Norethindrone Acetate, >95% (HPLC)
TRC
  • size: 10mg, 1mg, 5mg
  • Variants: 3
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Structural formula: {0} (CAS {1})

[(8R,9S,13S,14S,17R)-17-ethynyl-13-methyl-3-oxo-1,2,4,6,7,8,9,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-yl] acetate (CAS 19637-28-6) is a chemical compound with the molecular formula C22H28O3 and a molecular weight of 340.5 g/mol. IUPAC name: [(8R,9S,13S,14S,17R)-17-ethynyl-13-methyl-3-oxo-1,2,4,6,7,8,9,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-yl] acetate. InChIKey: PKMFOAKNKZEDBU-AANPDWTMSA-N.

Identity
Molecular formulaC22H28O3
Molecular weight340.5 g/mol
IUPAC name[(8R,9S,13S,14S,17R)-17-ethynyl-13-methyl-3-oxo-1,2,4,6,7,8,9,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-yl] acetate
InChIKeyPKMFOAKNKZEDBU-AANPDWTMSA-N
SMILESCC(=O)O[C@]1(CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CCC4=C3CCC(=O)C4)C)C#C

Computed by PubChem (NCBI)

Synonyms: Delta-5(10)-Norethindrone Acetate, (17alpha)-17-(Acetyloxy)-19-norpregn-5(10)-en-20-yn-3-one, 19-Norpregn-5(10)-en-20-yn-3-one, 17-(acetyloxy)-, (17alpha)-, Norethindrone Acetate EP Impurity B, Norethisterone Acetate EP Impurity B, NORETHISTERONE ACETATE IMPURITY B [EP IMPURITY], (17alpha)-3-Oxo-19-norpregn-5(10)-en-20-yn-17-yl acetate, 3-Oxo-17alpha-19-norpregn-5(10)-en-20-yn-17-yl acetate
Isomers (same molecular formula)
(4-butoxyphenyl) 4-pentylbenzoate C22H28O3
(8R,9S,10R,13S,14S,17R)-10,13-dimethylspiro[2,8,9,11,12,14,15,16-octahydro-1H-cyclopenta[a]phenanthrene-17,5'-oxolane]-2',3-dione C22H28O3
[(8R,9S,10R,13S,14S,17R)-17-ethynyl-13-methyl-3-oxo-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-yl] acetate C22H28O3
(6S,8S,10R,13S,14S,17R)-17-acetyl-17-hydroxy-6,10,13-trimethyl-7,8,12,14,15,16-hexahydro-6H-cyclopenta[a]phenanthren-3-one C22H28O3
(8R,9S,10R,13S,14S,17R)-17-acetyl-17-hydroxy-10,13-dimethyl-6-methylidene-7,8,9,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-3-one C22H28O3
[(8R,9S,10R,13S,14S,17R)-17-ethynyl-13-methyl-3-oxo-1,2,4,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-yl] acetate C22H28O3
[(8R,9S,10R,13S,14S,17S)-10,13-dimethyl-6-methylidene-3-oxo-8,9,11,12,14,15,16,17-octahydro-7H-cyclopenta[a]phenanthren-17-yl] acetate C22H28O3
2-[3-(5-tert-butyl-2-methylphenyl)propyl]-6-methoxybenzoic acid C22H28O3
(2Z,8R,9S,10R,13S,14S,17R)-17-ethynyl-17-hydroxy-2-(hydroxymethylidene)-10,13-dimethyl-1,6,7,8,9,11,12,14,15,16-decahydrocyclopenta[a]phenanthren-3-one C22H28O3
[(8R,9S,10R,13S,14S,17S)-17-ethynyl-13-methyl-3-oxo-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-yl] acetate C22H28O3
(6R,8S,9S,10R,13S,14S,17R)-13-ethyl-17-ethynyl-6,17-dihydroxy-11-methylidene-2,6,7,8,9,10,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-3-one C22H28O3
methyl (2E)-2-[(8R,9S,10R,13S,14S)-13-methyl-3-oxo-6,7,8,9,10,11,12,14,15,16-decahydrocyclopenta[a]phenanthren-17-ylidene]propanoate C22H28O3