Cefprozil E-isomer

Name: Cefprozil E-isomer
Brand: Vaqora Chemicals
SKU: VQ-043107

About Cefprozil E-isomer

Listed under CAS 92676-86-3, Cefprozil E-isomer is an impurity of Cefprozil available from Vaqora Chemicals. Its molecular formula is C18H19N3O5S and its molecular weight is 389.4 g/mol. Alternative names: Brisoral and Arzimol.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Good laboratory practice and suitable PPE are recommended during handling.

As a characterised impurity of Cefprozil, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

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

Industries

Related to Cefprozil

View every impurity, metabolite and intermediate we list for Cefprozil.

Cefprozil impurities

Specifications & identifiers

Chemical identifiers
Product name	Cefprozil E-isomer
Catalogue No.	VQ-043107
CAS Number	92676-86-3
IUPAC name	(6R,7R)-7-[[(2R)-2-amino-2-(4-hydroxyphenyl)acetyl]amino]-8-oxo-3-[(E)-prop-1-enyl]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
Molecular formula	C₁₈H₁₉N₃O₅S
Molecular weight	389.4 g/mol
Exact mass	389.1045
Grade	Reference Standard
HSN code	38229090
InChIKey	WDLWHQDACQUCJR-ZAMMOSSLSA-N
SMILES	C/C=C/C1=C(N2[C@@H]([C@@H](C2=O)NC(=O)[C@@H](C3=CC=C(C=C3)O)N)SC1)C(=O)O
PubChem CID	5281006

Physical properties
Physical form	Solid
LogP (XLogP3)	-1.4
H-bond donors / acceptors	4 / 7
TPSA	158 Å²
Synonyms	Brisoral, Arzimol, Cefprozil anhydrous, e-isomer, trans-Cefprozil, E-Cefprozil, (E)-cefprozil, Cefprozil hydrate (Cefzil), DISCONTINUED. Please see C243933.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Cefprozil E-isomer?

The CAS Registry Number of Cefprozil E-isomer is 92676-86-3. It is also known as Brisoral, Arzimol, Cefprozil anhydrous, e-isomer.

What is the molecular formula and molecular weight of Cefprozil E-isomer?

Cefprozil E-isomer has the molecular formula C18H19N3O5S and a molecular weight of 389.4 g/mol. Its IUPAC name is (6R,7R)-7-[[(2R)-2-amino-2-(4-hydroxyphenyl)acetyl]amino]-8-oxo-3-[(E)-prop-1-enyl]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid.

What is Cefprozil E-isomer used for?

Cefprozil E-isomer is supplied as a characterised reference material related to Cefprozil. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Cefprozil E-isomer can I order?

We supply Cefprozil E-isomer in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Cefprozil E-isomer?

Yes. Every lot of Cefprozil E-isomer is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Cefprozil E-isomer be shipped internationally?

Yes. We export Cefprozil E-isomer worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.