4-((4-Aminophenyl)diazenyl)phenol CAS 103-18-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 103-18-4 |
| Molecular Formula | C12H11N3O |
| Molecular Weight | 213.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-((4-Aminophenyl)diazenyl)phenol (CAS 103-18-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C12H11N3O. Molecular weight: 213.24 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C12H11N3O |
| Molecular Weight | 213.24 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.) | 1957 |
| Nitrogen Atoms | 3 |
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Recommended Standards
- N-(Pyridazin-4-ylmethyl)benzamide (CAS 1028615-71-5)
- N-(4-(Pyrazin-2-yl)phenyl)acetamide (CAS 101986-68-9)
- 3-(5-Amino-3-phenyl-1H-1,2,4-triazol-1-yl)propanenitrile (CAS 1072106-46-7)
- 2-Chloro-N-(3-nitro-phenyl)-N-thiophen-2-ylmethyl-acetamide (CAS 333778-31-7)
- (S)-1-(thiophen-2-yl)propan-2-ol (CAS 165305-22-6)
- N-(2-Bromophenyl)carbonohydrazonoyl dicyanide (CAS 101398-30-5)
- Benidipine Impurity N1 (CAS 118431-03-1)
- (2-Methoxy-1-methylethyl)(4-nitrobenzyl)amine hydrobromide (CAS 1609400-13-6)
- Rupatadine impurity 8 (CAS CATO-C4X-10278)
- a-Bag Cell Peptide (1-8) (CAS 87549-53-9)
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