(17RS)-Betamethasone 20-hydroxy 21-acid impurity

Name: (17RS)-Betamethasone 20-hydroxy 21-acid impurity
Brand: Zemixal
SKU: ZX-023106

Reference StandardAvailable on request

(17RS)-Betamethasone 20-hydroxy 21-acid impurity (CAS 1155886-49-9) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery.

Pack sizes

(17RS)-Betamethasone 20-hydroxy 21-acid impurity chemical structure

CAS number1155886-49-9

FormulaC₂₂H₂₉FO₅

Molar mass392.5 g/mol

Physical formSolid

HS code38229090

InChIKeyZYKVIEIIBMZQOC-WCABBQFRSA-N

IUPAC name2-[(8S,9R,10S,11S,13S,14S,16S)-9-fluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-7,8,11,12,14,15,16,17-octahydro-6H-cyclopenta[a]phenanthren-17-yl]-2-hydroxyacetic acid

About (17RS)-Betamethasone 20-hydroxy 21-acid impurity

Zemixal lists (17RS)-Betamethasone 20-hydroxy 21-acid impurity for laboratories that identify, quantify or control Betamethasone and its related substances. For your records (Reference Standard), the material is defined by CAS 1155886-49-9, formula C22H29FO5 and molar mass 392.5 g/mol. It is handled as a solid.

Where it is used

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. You receive a certificate of analysis with characterisation data with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Betamethasone

See every impurity, metabolite and related compound we list for this API.

Betamethasone standards

Typical uses

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of (17RS)-Betamethasone 20-hydroxy 21-acid impurity
Product name	(17RS)-Betamethasone 20-hydroxy 21-acid impurity
Catalogue number	ZX-023106
CAS number	1155886-49-9
IUPAC name	2-[(8S,9R,10S,11S,13S,14S,16S)-9-fluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-7,8,11,12,14,15,16,17-octahydro-6H-cyclopenta[a]phenanthren-17-yl]-2-hydroxyacetic acid
Molecular formula	C₂₂H₂₉FO₅
Molar mass	392.5 g/mol
Exact mass	392.1999
Grade	Reference Standard
Physical form	Solid
XLogP3	2.5
H-bond donors / acceptors	3 / 6
Topological polar surface area	94.8 Å²
HS code	38229090
InChIKey	ZYKVIEIIBMZQOC-WCABBQFRSA-N
SMILES	C[C@H]1C[C@H]2[C@@H]3CCC4=CC(=O)C=C[C@@]4([C@]3([C@H](C[C@@]2(C1C(C(=O)O)O)C)O)F)C
PubChem CID	177834443
Synonyms	(17RS)-Betamethasone 20-hydroxy 21-acid impurity (Mixture of isomers)

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of (17RS)-Betamethasone 20-hydroxy 21-acid impurity
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about (17RS)-Betamethasone 20-hydroxy 21-acid impurity

Which CAS number identifies (17RS)-Betamethasone 20-hydroxy 21-acid impurity?

(17RS)-Betamethasone 20-hydroxy 21-acid impurity is registered under CAS 1155886-49-9. You may also see it listed as (17RS)-Betamethasone 20-hydroxy 21-acid impurity (Mixture of isomers). Our catalogue number for this item is ZX-023106.

What are the formula and molar mass of (17RS)-Betamethasone 20-hydroxy 21-acid impurity?

For (17RS)-Betamethasone 20-hydroxy 21-acid impurity, its formula is C22H29FO5 and its molar mass is 392.5 g/mol. InChIKey ZYKVIEIIBMZQOC-WCABBQFRSA-N lets you match it in any structure database.

How is (17RS)-Betamethasone 20-hydroxy 21-acid impurity used in pharmaceutical QC?

(17RS)-Betamethasone 20-hydroxy 21-acid impurity is a characterised reference material linked to Betamethasone. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.

What grade and pack sizes are available for (17RS)-Betamethasone 20-hydroxy 21-acid impurity?

This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with (17RS)-Betamethasone 20-hydroxy 21-acid impurity?

Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.

Can Zemixal ship (17RS)-Betamethasone 20-hydroxy 21-acid impurity to my country?

Yes. (17RS)-Betamethasone 20-hydroxy 21-acid impurity ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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