Products 51267-67-5

CAS 51267-67-5 is the registry number for (4Beta,5Beta,17Alpha)- 4,5-Epoxy-13-ethyl-17-hydroxy-18,19-dinorpregn-20-yn-3-one. Offered by: TRC. Available pack sizes: 100mg, 1g.

(4Beta,5Beta,17Alpha)- 4,5-Epoxy-13-ethyl-17-hydroxy-18,19-dinorpregn-20-yn-3-one
TRC
  • size: 100mg, 1g
  • Variants: 2
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Structural formula: {0} (CAS {1})

(1S,2R,6R,8R,11R,12S,15R,16S)-16-ethyl-15-ethynyl-15-hydroxy-7-oxapentacyclo[9.7.0.02,8.06,8.012,16]octadecan-5-one (CAS 51267-67-5) is a chemical compound with the molecular formula C21H28O3 and a molecular weight of 328.4 g/mol. IUPAC name: (1S,2R,6R,8R,11R,12S,15R,16S)-16-ethyl-15-ethynyl-15-hydroxy-7-oxapentacyclo[9.7.0.02,8.06,8.012,16]octadecan-5-one. InChIKey: QAADEDKZKKRMIM-HRCFVPAISA-N.

Identity
Molecular formulaC21H28O3
Molecular weight328.4 g/mol
IUPAC name(1S,2R,6R,8R,11R,12S,15R,16S)-16-ethyl-15-ethynyl-15-hydroxy-7-oxapentacyclo[9.7.0.02,8.06,8.012,16]octadecan-5-one
InChIKeyQAADEDKZKKRMIM-HRCFVPAISA-N
SMILESCC[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@]2(C#C)O)CC[C@@]45[C@@H]3CCC(=O)[C@@H]4O5

Computed by PubChem (NCBI)

Synonyms: Levonorgestrel-4beta,5-oxide, (4b,5b,17a)- 4,5-Epoxy-13-ethyl-17-hydroxy-18,19-dinorpregn-20-yn-3-one, 4,5-Epoxy-5H-cyclopenta[a]phenanthrene, 18,19-Dinorpregn-20-yn-3-one Deriv., Levonorgestrel-4beta,5beta-epoxide, Levonorgestrel 4beta,5-oxide
Related forms of this compound
(1S,2R,11R,12S,15R,16S)-16-ethyl-15-ethynyl-15-hydroxy-7-oxapentacyclo[9.7.0.02,8.06,8.012,16]octadecan-5-one C21H28O3
Isomers (same molecular formula)
methyl (1R,4aS,10aR)-1,4a-dimethyl-9-oxo-7-propan-2-yl-3,4,10,10a-tetrahydro-2H-phenanthrene-1-carboxylate C21H28O3
(8S,9S,10R,13S,14S,17S)-17-acetyl-10,13-dimethyl-2,7,8,9,11,12,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthrene-3,6-dione C21H28O3
methyl (2E,4E,6Z,8E)-3,7-dimethyl-9-(2,6,6-trimethyl-3-oxocyclohexen-1-yl)nona-2,4,6,8-tetraenoate C21H28O3
(8S,9S,10S,13S,14S,17R)-13-ethyl-17-ethynyl-10,17-dihydroxy-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-3-one C21H28O3
(8S,10S,13S,14S,17R)-17-acetyl-17-hydroxy-10,13-dimethyl-2,6,7,8,12,14,15,16-octahydro-1H-cyclopenta[a]phenanthren-3-one C21H28O3
(8S,9S,10R,13S,14S,17S)-17-acetyl-10,13-dimethyl-2,6,7,8,9,12,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthrene-3,11-dione C21H28O3
(8S,9S,10R,13S,14S,17R)-17-acetyl-17-hydroxy-6,13-dimethyl-1,2,8,9,10,11,12,14,15,16-decahydrocyclopenta[a]phenanthren-3-one C21H28O3
(6S,8R,9S,10R,13S,14S,17R)-13-ethyl-17-ethynyl-6,17-dihydroxy-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one C21H28O3
(6R,8R,9S,10R,13S,14S,17R)-13-ethyl-17-ethynyl-6,17-dihydroxy-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one C21H28O3
3-hydroxy-2-[(1R,6R)-3-methyl-6-prop-1-en-2-ylcyclohex-2-en-1-yl]-5-pentylcyclohexa-2,5-diene-1,4-dione C21H28O3
(8S,9S,10S,13S,14S,17R)-13-ethyl-17-ethynyl-10,17-dihydroxy-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-3-one C21H28O3