2-((4-Chlorophenyl)diazenyl)benzoic acid CAS 13304-24-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 13304-24-0 |
| Molecular Formula | C13H9ClN2O2 |
| Molecular Weight | 260.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-((4-Chlorophenyl)diazenyl)benzoic acid (CAS 13304-24-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C13H9ClN2O2. Molecular weight: 260.68 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C13H9ClN2O2 |
| Molecular Weight | 260.68 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1960 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
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- 1-(4-Chlorophenyl)-4-imino-1,4-dihydro-5H-pyrazolo[3,4-d]pyrimidin-5-amine (CAS 1286695-55-3)
- 1-(2-Chlorophenyl)-4-hydrazinyl-1H-pyrazolo[3,4-d]pyrimidine (CAS 1310101-46-2)
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Recommended Standards
- 3-(5-Chloro-4-methoxypyrimidin-2-yl)pyrazolo[1,5-a]pyridine (CAS 1331768-89-8)
- 6-Chloro-2-(4-methoxyphenyl)oxazolo[5,4-b]pyridine (CAS 1354749-91-9)
- 9-[(2-Chloropyridin-4-yl)methyl]-9H-purin-6-amine (CAS 1282148-10-0)
- 3,3'-Bis(3,5-diisopropylphenyl)-1,1'-binapthyl-2,2'-diyl hydrogenphosphate (CAS 1706459-35-9)
- tert-Butyl 2-({[2-(isopropylamino)-2-oxoethyl]amino}carbonyl)-1-hydrazinecarboxylate (CAS 1424940-87-3)
- 2-((tert-Butoxycarbonyl)amino)-2-(1-methylcyclopropyl)acetic acid (CAS 1822348-61-7)
- [4-(Aminomethyl)phenyl]methanesulfonamide Hydrochloride (CAS 854637-10-8)
- Cephradine-d5 (CAS CATO-CCAD304319)
- (E)-3-(oct-1-en-1-yloxy)propane-1,2-diol (CAS 1191-44-2)
- Semaglutide impurity 42 (CAS CATO-C4X-222642)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com