4,4′-Diamino-2-Methylazobenzene CAS 43151-99-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 43151-99-1 |
| Molecular Formula | C13H14N4 |
| Molecular Weight | 226.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4′-Diamino-2-Methylazobenzene (CAS 43151-99-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C13H14N4. Molecular weight: 226.28 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C13H14N4 |
| Molecular Weight | 226.28 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1969 |
| Nitrogen Atoms | 4 |
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Recommended Standards
- Baricitinib Impurity 69 (CAS CATO-C4X-226069)
- 4-(4-Methylphenyl)sulfinylbutanoic acid (CAS 100059-07-2)
- Arotinolol Impurity 64 (CAS CATO-C4X-185464)
- 3-(ethylamino)butanoic acid hydrochloride (CAS 859081-59-7)
- (E)-Methyl 3-(4-(trifluoromethyl)phenyl)acrylate (CAS 20754-22-7)
- 6-Chloro-2-(2-chlorophenyl)quinoline-4-carboxylic acid (CAS 590376-91-3)
- 2-Bromo-1-(5-methyl-1-phenyl-1h-pyrazol-4-yl)ethan-1-one (CAS 137577-00-5)
- 6-Nitro-2,3,4,9-tetrahydro-1h-carbazole (CAS 50823-86-4)
- 3-Benzyl-3,6-dihydro-7H-[1,2,3]triazolo[4,5-d]pyrimidin-7-one (CAS 21324-31-2)
- Liraglutide Impurity 6 TFA Salt (CAS CATO-C4X-19926)
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