16-Dehydropregnenolone

cas: 1162-53-4 — see every product listed under this CAS number, including other names

16-Dehydropregnenolone (CAS 1162-53-4) is a chemical reagent available from Chemat. Available pack sizes: 250mg, 100mg, 500mg, 1000mg, 2000mg. Offered by: Biosynth.

brandBiosynth
catalog numberFD40257-250mg
cas1162-53-4
size250mg
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properties

categoryResearch Chemicals
purityNo data
delivery time1-2 weeks
Structural formula: {0} (CAS {1})

16,17-didehydropregnenolone is a 3beta-hydroxy-5-steroid that is pregnenolone with a double bond between positions 16 and 17. It is a 3beta-hydroxy-Delta(5)-steroid, a 20-oxo steroid and an enone. It is functionally related to a pregnenolone.

Source: ChEBI

Identity
Molecular formulaC21H30O2
Molecular weight314.5 g/mol
IUPAC name1-[(3S,8R,9S,10R,13S,14S)-3-hydroxy-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15-decahydro-1H-cyclopenta[a]phenanthren-17-yl]ethanone
InChIKeyYLFRRPUBVUAHSR-RRPFGEQOSA-N
SMILESCC(=O)C1=CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CC=C4[C@@]3(CC[C@@H](C4)O)C)C

Computed by PubChem (NCBI)

Synonyms: 16-Dehydropregnenolone, 16-Dehydropregnolone, 3beta-Hydroxypregna-5,16-dien-20-one, 16,17-Didehydropregnenolone, delta16-Pregnenolone, (-)-Pregnadienolone, Delta(16)-pregnenolone, Pregna-5,16-dien-20-one, 3-hydroxy-, (3beta)-, (3beta)-3-hydroxypregna-5,16-dien-20-one, 5,16-Pregnadien-3beta-ol-20-one
Isomers (same molecular formula)
methyl (1R,4aS,10aR)-1,4a-dimethyl-7-propan-2-yl-2,3,4,9,10,10a-hexahydrophenanthrene-1-carboxylate C21H30O2
(6aR,10aR)-6,6,9-trimethyl-3-pentyl-6a,7,10,10a-tetrahydrobenzo[c]chromen-1-ol C21H30O2
[(5S,8R,9S,10S,13S,14S)-10,13-dimethyl-4,5,6,7,8,9,11,12,14,15-decahydro-1H-cyclopenta[a]phenanthren-17-yl] acetate C21H30O2
(8R,9S,13S,14S,17S)-13-methyl-3-propoxy-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-17-ol C21H30O2
4-[(6E)-3,7,11-trimethyldodeca-1,6,10-trien-3-yl]benzene-1,2-diol C21H30O2
(8S,9R,10S,13S,14S,17S)-17-(1-hydroxyethyl)-10,13-dimethyl-1,2,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-3-one C21H30O2
(6aR,10aS)-6,6,9-trimethyl-3-pentyl-6a,7,8,10a-tetrahydrobenzo[c]chromen-1-ol C21H30O2
2-methyl-2-(4-methylpent-3-enyl)-7-pentylchromen-5-ol C21H30O2
(8S,9S,10R,13S,14S,17R)-17-acetyl-10,13-dimethyl-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one C21H30O2
[(3S,8S,9S,10R,14S)-10,17-dimethyl-1,2,3,4,7,8,9,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-yl] acetate C21H30O2
(8S,9R,10S,13S,14S,17S)-17-[(1S)-1-hydroxyethyl]-10,13-dimethyl-1,2,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-3-one C21H30O2
1-[(3S,9R,10S,13S,14R,17S)-3-hydroxy-10,13-dimethyl-2,3,4,9,11,12,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-17-yl]ethanone C21H30O2

Also listed as

16-Dehydropregnenolone, 95% Combi-blocks CAS 1162-53-4
Pregnenolone Impurity 1 Chemat Brand CAS 1162-53-4
16-Dehydro Pregnenolone Acetate Impurity 7 Hubei YoungXin CAS 1162-53-4
16-Dehydropregnolone, >95% (HPLC) TRC CAS 1162-53-4
16–Dehydropregnenolone GLPBio CAS 1162-53-4
Pregnenolone impurity 1, 90.000000% MedChemExpress CAS 1162-53-4
Pregnenolone impurity 1, 98% Fluorochem CAS 1162-53-4