Cefixime tert-Butyl Ester

Name: Cefixime tert-Butyl Ester
Brand: Zemixal
SKU: ZX-021117

Reference StandardAvailable on request

Buy Cefixime tert-Butyl Ester (CAS 79368-92-6) from Zemixal. Request a quote with price, lead time and documents. Packs from 10 mg.

Pack sizes

Cefixime tert-Butyl Ester chemical structure

CAS number79368-92-6

FormulaC₂₀H₂₃N₅O₇S₂

Molar mass509.6 g/mol

Physical formSolid

HS code38229090

InChIKeyCQQOTVOIZVQRRM-SBGRAJFYSA-N

IUPAC name(6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethoxy]iminoacetyl]amino]-3-ethenyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid

About Cefixime tert-Butyl Ester

Analytical teams working on Cefixime use Cefixime tert-Butyl Ester as a qualified comparison standard. Key data (Reference Standard): CAS 79368-92-6, formula C20H23N5O7S2 and molar mass 509.6 g/mol. It is handled as a solid.

Common uses in the lab and plant

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

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Each lot travels with a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Cefixime

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

Cefixime 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 Cefixime tert-Butyl Ester
Product name	Cefixime tert-Butyl Ester
Catalogue number	ZX-021117
CAS number	79368-92-6
IUPAC name	(6R,7R)-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethoxy]iminoacetyl]amino]-3-ethenyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular formula	C₂₀H₂₃N₅O₇S₂
Molar mass	509.6 g/mol
Exact mass	509.1039
Grade	Reference Standard
Physical form	Solid
XLogP3	0.6
H-bond donors / acceptors	3 / 12
Topological polar surface area	227 Å²
HS code	38229090
InChIKey	CQQOTVOIZVQRRM-SBGRAJFYSA-N
SMILES	CC(C)(C)OC(=O)CO/N=C(/C1=CSC(=N1)N)\C(=O)N[C@H]2[C@@H]3N(C2=O)C(=C(CS3)C=C)C(=O)O
PubChem CID	15383340

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 Cefixime tert-Butyl Ester
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 Cefixime tert-Butyl Ester

Which CAS number identifies Cefixime tert-Butyl Ester?

Cefixime tert-Butyl Ester is registered under CAS 79368-92-6. Our catalogue number for this item is ZX-021117.

What are the formula and molar mass of Cefixime tert-Butyl Ester?

For Cefixime tert-Butyl Ester, its formula is C20H23N5O7S2 and its molar mass is 509.6 g/mol. InChIKey CQQOTVOIZVQRRM-SBGRAJFYSA-N lets you match it in any structure database.

How is Cefixime tert-Butyl Ester used in pharmaceutical QC?

Cefixime tert-Butyl Ester is a characterised reference material linked to Cefixime. 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 Cefixime tert-Butyl Ester?

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 Cefixime tert-Butyl Ester?

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 Cefixime tert-Butyl Ester to my country?

Yes. Cefixime tert-Butyl Ester ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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