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Pregna-4,9(11),16-triene-3,20-dione

CAS 21590-20-5C21H26O2MW 310.4

Pregna-4,9(11),16-triene-3,20-dione (CAS 21590-20-5) — formula C21H26O2, molecular weight 310.4; category organic chemicals.

Product Description

Pregna-4,9(11),16-triene-3,20-dione (CAS 21590-20-5) is a chemical raw material in the organic chemicals category. Its molecular formula C21H26O2 comprises 21 C, 26 H, 2 O atoms. Its molecular weight is about 310.4. Reported physicochemical data: LogP about 3. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.

Product Overview

CAS Number21590-20-5
Molecular FormulaC21H26O2
Molecular Weight310.4
LogP3
CategoryOrganic Chemicals

Technical Profile

What this product is

Pregna-4,9(11),16-triene-3,20-dione is a carbon-based organic compound with CAS registry number 21590-20-5 and molecular formula C21H26O2 (molecular weight 310.4), belonging to the organic chemicals segment of chemical raw materials.

Identification

CAS number: 21590-20-5

Its molecular formula C21H26O2 comprises 21 C, 26 H, 2 O atoms.

Also known as: Pregna-4,9(11),16-triene-3,20-dione · 氢化可的松杂质17

Category: organic chemicals

Frequently Asked Questions

What is the CAS number of Pregna-4,9(11),16-triene-3,20-dione?

The CAS registry number of Pregna-4,9(11),16-triene-3,20-dione is 21590-20-5.

What is the molecular formula and molecular weight of Pregna-4,9(11),16-triene-3,20-dione?

Molecular formula C21H26O2, molecular weight 310.4.

What other names is Pregna-4,9(11),16-triene-3,20-dione known by?

It is also registered under: Pregna-4,9(11),16-triene-3,20-dione, 氢化可的松杂质17.

Which category does Pregna-4,9(11),16-triene-3,20-dione belong to?

Category: Organic Chemicals.

Packaging & documentation

Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.

PubChem Public Data

Independent reference data for Pregna-4,9(11),16-triene-3,20-dione (CAS 21590-20-5), compiled from public chemistry databases.

Registry identifiers across databases

CAS Number21590-20-5
PubChem CID10990545
Molecular FormulaC21H26O2
IUPAC Name(8S,10S,13S,14S)-17-acetyl-10,13-dimethyl-1,2,6,7,8,12,14,15-octahydrocyclopenta[a]phenanthren-3-one

Computed descriptors

Molecular Weight310.4
XLogP33
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count1
Exact Mass310.193280068
Monoisotopic Mass310.193280068
Topological Polar Surface Area34.1
Heavy Atom Count23

Synonyms and trade names

Pregna-4,9(11),16-triene-3,20-dione; 21590-20-5; (8S,10S,13S,14S)-17-acetyl-10,13-dimethyl-1,2,6,7,8,12,14,15-octahydrocyclopenta[a]phenanthren-3-one; Hydrocortisone Impurity 17; SCHEMBL8999931; DB-244769

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

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Supplier: Jinan Shenghe Chemical Co., Ltd.

中文页面: 氢化可的松杂质17

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