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Substance Name: 17-Hydroxypregnenolone
RN: 387-79-1
UNII: 77ME40334S
InChIKey: JERGUCIJOXJXHF-TVWVXWENSA-N

Note

  • A 21-carbon steroid that is converted from PREGNENOLONE by STEROID 17-ALPHA-HYDROXYLASE. It is an intermediate in the delta-5 pathway of biosynthesis of GONADAL STEROID HORMONES and the adrenal CORTICOSTEROIDS.

Molecular Formula

  • C21-H32-O3

Molecular Weight

  • 332.481
 

Classification Codes

  • Hormone
  • Reproductive Effect
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Names and Synonyms

Name of Substance

  • 17-Hydroxypregnenolone

MeSH Heading

  • 17-alpha-Hydroxypregnenolone

Synonyms

  • (3-beta)-3,17-Dihydroxypregn-5-en-20-one
  • 17-Hydroxy-delta5-pregnenolone
  • 17-Hydroxypregnenolone
  • 3-beta,17-Dihydroxypregn-5-en-20-one
  • 5-Pregnen-3beta,17alpha-diol-20-one
  • EINECS 206-862-6
  • NSC 63853
  • UNII-77ME40334S

Systematic Names

  • 3-beta,17-alpha-Dihydroxypregn-5-en-20-one
  • Pregn-5-en-20-one, 3,17-dihydroxy-, (3-beta)- (9CI)
  • Pregn-5-en-20-one, 3,17-dihydroxy-, (3beta)- (9CI)
  • Pregn-5-en-20-one, 3-beta,17-dihydroxy-
  • Pregn-5-en-20-one, 3beta,17-dihydroxy- (8CI)

Registry Numbers

CAS Registry Number

  • 387-79-1

FDA UNII

  • 77ME40334S

System Generated Number

  • 0000387791

Structure Descriptors

InChI

InChI=1S/C21H32O3/c1-13(22)21(24)11-8-18-16-5-4-14-12-15(23)6-9-19(14,2)17(16)7-10-20(18,21)3/h4,15-18,23-24H,5-12H2,1-3H3/t15-,16+,17-,18-,19-,20-,21-/m0/s1

InChIKey

JERGUCIJOXJXHF-TVWVXWENSA-N

Smiles

CC(=O)[C@@]1(O)CC[C@H]2[C@@H]3CC=C4C[C@@H](O)CC[C@]4(C)[C@H]3CC[C@]12C