C21H32O2
316.5 g/mol
APIWarning
Pregnenolone
CAS145-13-1EC205-647-4
Category
API
Compound Class
Steroid
Primary Use
Pharmaceutical Raw Material
Pregnenolone is a naturally occurring steroid and a key precursor in the biosynthesis of steroid hormones, including progesterone and cortisol. It is widely utilized as a pharmaceutical intermediate in the manufacturing of steroid-based active pharmaceutical ingredients.
pharmaceutical intermediate for steroid hormone productionresearch compound in endocrinology studies
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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CAS 145-13-1
Related Compounds
SimilarStructure SimilarSimilarity 0.73
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Referencestereoisomer of
PREGNENOLONE-17ALPHA,21,21,21-D4
CAS61574-54-7
research compound
Referencesame scaffold
(3beta,8xi,17beta)-(16,16,17-~2~H_3_)Androst-5-ene-3,17-diol
CAS73609-45-7
research compound
Referencesame scaffold
3b-Hydroxy-5-cholenoic acid
CAS5255-17-4
research compound
Safety Reference
Warning
H302Harmful if swallowed
H312Harmful in contact with skin
H332Harmful if inhaled
H351Suspected of causing cancer
H361Suspected of damaging fertility or the unborn child
Identifiers
IUPAC Name
1-[(3S,8S,9S,10R,13S,14S,17S)-3-hydroxy-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl]ethanone
InChIKey
ORNBQBCIOKFOEO-QGVNFLHTSA-N
SMILES
CC(=O)[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CC=C4[C@@]3(CC[C@@H](C4)O)C)C
Synonyms (55)
- PLO
- Pregnenolona [INN-Spanish]
- Pregnenolone (JAN/INN)
- Pregnenolonum [INN-Latin]
- .DELTA.5-Pregnenolone
- 3-Hydroxy-5-pregnen-20-one
- 3b-Hydroxypregn-5-en-20-one
- 5-Pregnen-3b-ol-20-one
- 5-Pregnen-3beta-ol-20-one
- 5-Pregnenolone
- Arthenolone
- Bina-Skin
- Enelone
- Natolone
- Pregnenolona
- Pregnenolone (Standard)
- Pregnenolonum
- Pregnetan
- Pregneton
- Pregnolon
- Pregnolone
- Prenolon
- Regnosone
- Skinostelon
- pregnenolone