Products 128-20-1

CAS 128-20-1 appears in our catalog under these names: 5β-Pregnan-3α-ol-20-one, Pregnanolone, 5Beta-Pregnan-3Alpha-ol-20-one, >95% (HPLC), 5beta-Pregnan-3alpha-ol-20-one, >95.0%(HPLC), 3α-Hydroxy-5β-tetrahydroprogesterone, 95.0%, 95.0%. Offered by: Biosynth, Chemat Brand, TRC, GLPBio, TCI. Available pack sizes: 25mg, 50mg, 100mg, on request, 10mg, 5mg.

5β-Pregnan-3α-ol-20-one
Biosynth
  • size: 25mg, 50mg, 100mg
  • Variants: 3
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Pregnanolone
Chemat Brand, GLPBio
  • size: on request, 50mg
  • Variants: 2
from 6873.59
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5Beta-Pregnan-3Alpha-ol-20-one, >95% (HPLC)
TRC
  • size: 10mg, 25mg, 5mg
  • Variants: 3
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5beta-Pregnan-3alpha-ol-20-one, >95.0%(HPLC)
TCI
  • size: 5mg, 25mg
  • Variants: 2
from 354.37
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3α-Hydroxy-5β-tetrahydroprogesterone, 95.0%, 95.0%
Chemat
  • size: 25mg, 5mg
  • Variants: 2
from 160.40
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Structural formula: {0} (CAS {1})

3alpha-hydroxy-5beta-pregnan-20-one is the 3alpha-stereoisomer of 3-hydroxy-5beta-pregnan-20-one. It has a role as a sedative, an intravenous anaesthetic and a human metabolite. It is a 3alpha-hydroxy steroid and a 3-hydroxy-5beta-pregnan-20-one.

Source: ChEBI

Identity
Molecular formulaC21H34O2
Molecular weight318.5 g/mol
IUPAC name1-[(3R,5R,8R,9S,10S,13S,14S,17S)-3-hydroxy-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]ethanone
InChIKeyAURFZBICLPNKBZ-YZRLXODZSA-N
SMILESCC(=O)[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CC[C@H]4[C@@]3(CC[C@H](C4)O)C)C

Computed by PubChem (NCBI)

Synonyms: Pregnanolone, ELTANOLONE, 3alpha-Hydroxy-5beta-pregnan-20-one, Eltanolona, Pregnan-3alpha-ol-20-one, Eltanolonum, Pregnan-20-one, 3-hydroxy-, (3alpha,5beta)-, (3alpha,5beta)-3-hydroxypregnan-20-one, Kabi 2213, Kabi-2213
Related forms of this compound
1-[(3S,5S,8R,9S,10S,13S,14S,17S)-3-hydroxy-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]ethanone C21H34O2
1-[(3S,5R,8R,9S,10S,13S,14S,17S)-3-hydroxy-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]ethanone C21H34O2
1-[(3R,5S,8R,9S,10S,13S,14S,17S)-1,2,2,3-tetradeuterio-3-hydroxy-10,13-dimethyl-4,5,6,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl]ethanone C21H34O2
1-[(3R,5S,8R,9S,10S,13S,14S,17S)-3-hydroxy-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]ethanone C21H34O2
Isomers (same molecular formula)
benzyl tetradecanoate C21H34O2
tetradecyl benzoate C21H34O2
15-phenylpentadecanoic acid C21H34O2
(6E,9E,12E,15E)-henicosa-6,9,12,15-tetraenoic acid C21H34O2
methyl (8Z,11Z,14Z,17Z)-icosa-8,11,14,17-tetraenoate C21H34O2
(3S,8S,9S,10R,13S,14S,17S)-17-[(1S)-1-hydroxyethyl]-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-ol C21H34O2
3-[(Z)-pentadec-8-enyl]benzene-1,2-diol C21H34O2
(3R,8S,9S,10R,13S,14S,17S)-17-[(1S)-1-hydroxyethyl]-10,13-dimethyl-2,3,6,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-ol C21H34O2