Cas no 603-99-6 (Pregnanetriolone)

Pregnanetriolone (5β-pregnane-3α,17α,20α-triol) is a steroid metabolite primarily associated with the biosynthesis and degradation pathways of adrenal and gonadal hormones. It serves as a key intermediate in steroid metabolism, particularly in the context of congenital adrenal hyperplasia (CAH) and other endocrine disorders. Analytical applications of pregnanetriolone include its use as a biomarker for diagnosing enzyme deficiencies, such as 21-hydroxylase deficiency. Its well-characterized structure and metabolic relevance make it valuable for research in endocrinology and clinical diagnostics. High-purity standards ensure reliability in laboratory settings, supporting precise quantification in urine or serum samples via GC-MS or LC-MS methodologies.
Pregnanetriolone structure
Pregnanetriolone structure
Product Name:Pregnanetriolone
CAS No:603-99-6
MF:C21H34O4
MW:350.492267131805
CID:508119
PubChem ID:254631
Update Time:2025-06-09

Pregnanetriolone Chemical and Physical Properties

Names and Identifiers

    • Pregnan-11-one,3,17,20-trihydroxy-, (3a,5b,20S)-
    • Pregnanetriolone
    • 11-Keto-pregnanetriol
    • 3.α.,17.α.,20.α.-Trihydroxy-5.β.-pregnan-11-one
    • (3alpha,5beta,20S)-3,17,20-trihydroxypregnan-11-one
    • 2,3,3-trihydroxypregnan-1-one
    • 3alpha,17alpha,20alpha-Trihydroxy-5beta-pregnan-11-one
    • 5beta-Pregnan-11-one, 3alpha,17,20alpha-trihydroxy- (8CI)
    • 5beta-Pregnane-3alpha,17alpha,20alpha-triol-11-one
    • NSC 79097
    • Pregnan-11-one, 3,17,20-trihydroxy-, (3alpha,5beta,20S)- (9CI)
    • Pregnane-3alpha,17alpha,20alpha-triol-11-one
    • NSC79097
    • 5beta-Pregnan-11-one, 3alpha,17,20alpha-trihydroxy-
    • Pregnane-3.alpha.,20.alpha.-triol-11-one
    • 5.beta.-Pregnane-3.alpha.,20.alpha.-triol-11-one
    • DTXSID001316846
    • NSC-79097
    • SCHEMBL23702526
    • CHEBI:79870
    • (3R,5R,8S,9S,10S,13S,14S,17R)-3,17-dihydroxy-17-[(1S)-1-hydroxyethyl]-10,13-dimethyl-2,3,4,5,6,7,8,9,12,14,15,16-dodecahydro-1H-cyclopenta[a]phenanthren-11-one
    • 3.alpha.,20.alpha.-Trihydroxy-5.beta.-pregnan-11-one
    • 3a,17,20a-Trihydroxy-5ss-pregnan-11-one; 11-keto-Pregnane-3a,17,20a-triol; 3a,17a,20a-Trihydroxy-5ss-pregnan-11-one; 5ss-Pregnan-3a,17a,20a-triol-11-one; 5ss-Pregnane-3a,17a,20a-triol-11-one; NSC 79097
    • 5b-Pregnane-3a,17a,20a-triol-11-one
    • 5alpha,17alpha,20alpha-triol-11-one
    • 5.BETA.-PREGNAN-3.ALPHA.,17.ALPHA.,20.ALPHA.-TRIOL-11-ONE
    • Pregnan-11-one, 3,17,20-trihydroxy-, (3.alpha.,5.beta.,20S)-
    • 11-KETO-PREGNANE-3ALPHA,17,20ALPHA-TRIOL
    • 5BETA-PREGNAN-3ALPHA,17ALPHA,20ALPHA-TRIOL-11-ONE
    • 11-KETO-PREGNANE-3.ALPHA.,17,20.ALPHA.-TRIOL
    • 5beta-Pregnan-3alpha,17,20alpha-triol-11-one
    • UNII-9K506VY344
    • (3a,5b,20S)-3,17,20-Trihydroxypregnan-11-one
    • 5.beta.-Pregnane-3.alpha.,17.alpha.,20.alpha.-triol-11-one
    • 11-Ketopregnanetriol
    • 603-99-6
    • Pregnan-11-one, 3,17,20-trihydroxy-, (3alpha,5beta,20S)-
    • Q27149010
    • Pregnan-11-one,17,20-trihydroxy-, (3.alpha.,5.beta.,20S)-
    • 3.alpha.,17.alpha.,20.alpha.-Trihydroxy-5.beta.-pregnan-11-one
    • 5.beta.-Pregnan-11-one,17,20.alpha.-trihydroxy-
    • 5.beta.-Pregnan-11-one, 3.alpha.,17,20.alpha.-trihydroxy-
    • 3 alpha,17 alpha,20 alpha-Trihydroxy-5 beta-pregnan-11-one
    • 3,17,20-Trihydroxypregnan-11-one (ACD/Name 4.0)
    • 9K506VY344
    • Inchi: 1S/C21H34O4/c1-12(22)21(25)9-7-16-15-5-4-13-10-14(23)6-8-19(13,2)18(15)17(24)11-20(16,21)3/h12-16,18,22-23,25H,4-11H2,1-3H3
    • InChI Key: WKFXHNDWEHDGQD-UHFFFAOYSA-N
    • SMILES: CC(C1(C2(C(C3C(C(C2)=O)C2(C(CC(CC2)O)CC3)C)CC1)C)O)O

Computed Properties

  • Exact Mass: 350.24570956g/mol
  • Monoisotopic Mass: 350.24570956g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 3
  • Hydrogen Bond Acceptor Count: 4
  • Heavy Atom Count: 25
  • Rotatable Bond Count: 1
  • Complexity: 576
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 9
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • XLogP3: 2.3
  • Topological Polar Surface Area: 77.8?2

Pregnanetriolone Pricemore >>

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