Olsalazine EP Impurity E

Name: Olsalazine EP Impurity E
Brand: Vaqora Chemicals
SKU: VQ-032251

About Olsalazine EP Impurity E

Olsalazine EP Impurity E (CAS 2749969-19-3) is a pharmacopeial impurity of Olsalazine offered by Vaqora Chemicals. Its molecular formula is C15H12N2O8S and its molecular weight is 380.3 g/mol. The IUPAC name is 2-hydroxy-5-[[4-hydroxy-3-(2-sulfoacetyl)phenyl]diazenyl]benzoic acid. Alternative names: Olsalazine Sodium - Impurity E and 3-Descarboxy-3-sulfocaetyl Olsalazine.

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. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Pharmaceutical QC and development laboratories use this impurity standard of Olsalazine to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Olsalazine EP Impurity E in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Olsalazine

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

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Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Olsalazine EP Impurity E
Catalogue No.	VQ-032251
CAS Number	2749969-19-3
IUPAC name	2-hydroxy-5-[[4-hydroxy-3-(2-sulfoacetyl)phenyl]diazenyl]benzoic acid
Molecular formula	C₁₅H₁₂N₂O₈S
Molecular weight	380.3 g/mol
Exact mass	380.0314
Grade	Reference Standard
HSN code	38229090
InChIKey	GRFQCNZEHFGXRP-UHFFFAOYSA-N
SMILES	C1=CC(=C(C=C1N=NC2=CC(=C(C=C2)O)C(=O)O)C(=O)CS(=O)(=O)O)O
PubChem CID	171379758

Physical properties
Physical form	Solid
LogP (XLogP3)	2.2
H-bond donors / acceptors	4 / 10
TPSA	182 Å²

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 Olsalazine EP Impurity E?

The CAS Registry Number of Olsalazine EP Impurity E is 2749969-19-3. It is also known as Olsalazine Sodium - Impurity E, 2-Hydroxy-5-((4-hydroxy-3-(2-sulfoacetyl)phenyl)diazenyl)benzoic Acid, 3-Descarboxy-3-sulfocaetyl Olsalazine.

What is the molecular formula and molecular weight of Olsalazine EP Impurity E?

Olsalazine EP Impurity E has the molecular formula C15H12N2O8S and a molecular weight of 380.3 g/mol. Its IUPAC name is 2-hydroxy-5-[[4-hydroxy-3-(2-sulfoacetyl)phenyl]diazenyl]benzoic acid.

What is Olsalazine EP Impurity E used for?

Olsalazine EP Impurity E is supplied as a characterised reference material related to Olsalazine. 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 Olsalazine EP Impurity E can I order?

We supply Olsalazine EP Impurity E 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 Olsalazine EP Impurity E?

Yes. Every lot of Olsalazine EP Impurity E 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 Olsalazine EP Impurity E be shipped internationally?

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