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5B-pregnan-3A-ol-20-one

CAS 128-20-1C21H34O2MW 318.5

5B-pregnan-3A-ol-20-one (CAS 128-20-1) — formula C21H34O2, molecular weight 318.5; category organic chemicals.

Product Overview

CAS Number128-20-1
Molecular FormulaC21H34O2
Molecular Weight318.5
LogP4.9
CategoryOrganic Chemicals

Technical Profile

What this product is

5B-pregnan-3A-ol-20-one is a carbon-based organic compound with CAS registry number 128-20-1 and molecular formula C21H34O2 (molecular weight 318.5), belonging to the organic chemicals segment of chemical raw materials.

Identification

CAS number: 128-20-1

Its molecular formula C21H34O2 comprises 21 C, 34 H, 2 O atoms.

Also known as: 5B-pregnan-3A-ol-20-one · 5B-孕-3A-ol-20-一

Category: organic chemicals

Frequently Asked Questions

What is the CAS number of 5B-pregnan-3A-ol-20-one?

The CAS registry number of 5B-pregnan-3A-ol-20-one is 128-20-1.

What is the molecular formula and molecular weight of 5B-pregnan-3A-ol-20-one?

Molecular formula C21H34O2, molecular weight 318.5.

What other names is 5B-pregnan-3A-ol-20-one known by?

It is also registered under: 5B-pregnan-3A-ol-20-one, 5B-孕-3A-ol-20-一.

Which category does 5B-pregnan-3A-ol-20-one belong to?

Category: Organic Chemicals.

PubChem Public Data

Independent reference data for 5B-pregnan-3A-ol-20-one (CAS 128-20-1), compiled from public chemistry databases.

Registry identifiers across databases

CAS Registry Number128-20-1
PubChem CID31402
Molecular formulaC21H34O2
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
UNII (FDA)BXO86P3XXW

Computed descriptors

Molecular Weight318.5
XLogP34.9
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count2
Rotatable Bond Count1
Exact Mass318.255880323
Monoisotopic Mass318.255880323
Topological Polar Surface Area37.3
Heavy Atom Count23

Documented uses on record

  • Agents capable of inducing a total or partial loss of sensation, especially tactile sensation and pain. They may act to induce general ANESTHESIA, in which an unconscious state is achieved, or may act locally to induce numbness or lack of sensation at a targeted site.

Synonyms and trade names

Pregnanolone; ELTANOLONE; 128-20-1; 3alpha-Hydroxy-5beta-pregnan-20-one; Eltanolona; Pregnan-3alpha-ol-20-one; Eltanolonum; DTXSID1046342; Pregnan-20-one, 3-hydroxy-, (3alpha,5beta)-; (3alpha,5beta)-3-hydroxypregnan-20-one; BXO86P3XXW; Kabi 2213; Kabi-2213; SKF-6455; NSC-82867; Allopregnan-3 beta-ol-20-one

GHS hazard classification

Reported hazard statementsH351 (100%)

H351 (100%): Suspected of causing cancer [Warning Carcinogenicity]

P203, P280, P318, P405, and P501 (click each P-code to see the statement)

What the public record says

5B-pregnan-3A-ol-20-one · CAS 128-20-1 · C21H34O2. UNII BXO86P3XXW.

Source: PubChem / Wikidata; the batch COA governs where values differ.

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Supplier: Jinan Shenghe Chemical Co., Ltd.

中文页面: 5B-孕-3A-ol-20-一

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