- CAS
- 205448-64-2
- Formula
- C16H17NO7
- MW
- 335.31 g/mol
4-[(Z)-(2-Chloro-4-hydroxyphenyl)diazenyl]benzene-1-sulfonic acid
Synonyms: 4-((2-Chloro-4-hydroxyphenyl)diazenyl)benzenesulfonic acid · (E)-4-((2-chloro-4-hydroxyphenyl)diazenyl)benzenesulfonic acid
4-[(Z)-(2-Chloro-4-hydroxyphenyl)diazenyl]benzene-1-sulfonic acid (CAS 253801-34-2) – Lenvatinib impurity standard. C12H9ClN2O4S, MW 312.73. COA included.
About 4-[(Z)-(2-Chloro-4-hydroxyphenyl)diazenyl]benzene-1-sulfonic acid
Vaqora Chemicals supplies 4-[(Z)-(2-Chloro-4-hydroxyphenyl)diazenyl]benzene-1-sulfonic acid, a metabolite or degradation product of Lenvatinib registered under CAS number 253801-34-2. Its molecular formula is C12H9ClN2O4S and its molecular weight is 312.73 g/mol. Systematically, it is named 4-[(2-chloro-4-hydroxyphenyl)diazenyl]benzenesulfonic acid.
The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.
It is used in metabolite identification, stability-indicating method development and impurity profiling of Lenvatinib, as well as in QC testing and ANDA/DMF documentation. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.
Vaqora Chemicals supplies 4-[(Z)-(2-Chloro-4-hydroxyphenyl)diazenyl]benzene-1-sulfonic acid in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.
Typical applications
- Metabolite identification
- Stability-indicating methods
- Impurity profiling
- Fine chemical synthesis
Industries
View every impurity, metabolite and intermediate we list for Lenvatinib.
Lenvatinib impuritiesSpecifications & identifiers
| Product name | 4-[(Z)-(2-Chloro-4-hydroxyphenyl)diazenyl]benzene-1-sulfonic acid |
|---|---|
| Catalogue No. | VQ-034297 |
| CAS Number | 253801-34-2 |
| IUPAC name | 4-[(2-chloro-4-hydroxyphenyl)diazenyl]benzenesulfonic acid |
| Molecular formula | C12H9ClN2O4S |
| Molecular weight | 312.73 g/mol |
| Exact mass | 311.9972 |
| Grade | Reference Standard |
| HSN code | 38229090 |
| InChIKey | GQRUMXSXCFMAQE-UHFFFAOYSA-N |
| SMILES | C1=CC(=CC=C1N=NC2=C(C=C(C=C2)O)Cl)S(=O)(=O)O |
| PubChem CID | 136728607 |
| Physical form | Solid |
|---|---|
| LogP (XLogP3) | 2.7 |
| H-bond donors / acceptors | 2 / 6 |
| TPSA | 108 Ų |
Documents
Frequently asked questions
What is the CAS number of 4-[(Z)-(2-Chloro-4-hydroxyphenyl)diazenyl]benzene-1-sulfonic acid?
The CAS Registry Number of 4-[(Z)-(2-Chloro-4-hydroxyphenyl)diazenyl]benzene-1-sulfonic acid is 253801-34-2. It is also known as 4-((2-Chloro-4-hydroxyphenyl)diazenyl)benzenesulfonic acid, (E)-4-((2-chloro-4-hydroxyphenyl)diazenyl)benzenesulfonic acid.
What is the molecular formula and molecular weight of 4-[(Z)-(2-Chloro-4-hydroxyphenyl)diazenyl]benzene-1-sulfonic acid?
4-[(Z)-(2-Chloro-4-hydroxyphenyl)diazenyl]benzene-1-sulfonic acid has the molecular formula C12H9ClN2O4S and a molecular weight of 312.73 g/mol. Its IUPAC name is 4-[(2-chloro-4-hydroxyphenyl)diazenyl]benzenesulfonic acid.
What is 4-[(Z)-(2-Chloro-4-hydroxyphenyl)diazenyl]benzene-1-sulfonic acid used for?
4-[(Z)-(2-Chloro-4-hydroxyphenyl)diazenyl]benzene-1-sulfonic acid is supplied as a characterised reference material related to Lenvatinib. 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 4-[(Z)-(2-Chloro-4-hydroxyphenyl)diazenyl]benzene-1-sulfonic acid can I order?
We supply 4-[(Z)-(2-Chloro-4-hydroxyphenyl)diazenyl]benzene-1-sulfonic acid 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 4-[(Z)-(2-Chloro-4-hydroxyphenyl)diazenyl]benzene-1-sulfonic acid?
Yes. Every lot of 4-[(Z)-(2-Chloro-4-hydroxyphenyl)diazenyl]benzene-1-sulfonic acid 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 4-[(Z)-(2-Chloro-4-hydroxyphenyl)diazenyl]benzene-1-sulfonic acid be shipped internationally?
Yes. We export 4-[(Z)-(2-Chloro-4-hydroxyphenyl)diazenyl]benzene-1-sulfonic acid worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.
Enquire about 4-[(Z)-(2-Chloro-4-hydroxyphenyl)diazenyl]benzene-1-sulfonic acid
We reply within one business day with price, pack options, lead time and documentation.
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