4-((4-Aminonaphthalen-1-yl)diazenyl)benzenesulfonic acid CAS 3713-23-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3713-23-3 |
| Molecular Formula | C16H13N3O3S |
| Molecular Weight | 327.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-((4-Aminonaphthalen-1-yl)diazenyl)benzenesulfonic acid (CAS 3713-23-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C16H13N3O3S. Molecular weight: 327.36 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C16H13N3O3S |
| Molecular Weight | 327.36 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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 |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Aminonaphthalen Standards
- (R)-3-(4-Aminonaphthalen-1-yl)-2-((tert-butoxycarbonyl)amino)propanoic acid (CAS 1212819-92-5)
- methyl 4-[(4-aminonaphthalen-1-yl)oxy]butanoate (CAS 1384431-50-8)
- (4-Aminonaphthalen-1-yl)(morpholino)methanone (CAS 1373247-24-5)
- (4-Aminonaphthalen-1-yl)(piperidin-1-yl)methanone (CAS 1373247-70-1)
- 2-((6-Aminonaphthalen-2-yl)sulfonyl)ethan-1-ol (CAS 52218-35-6)
- (3-(4-Aminonaphthalen-1-yl)phenyl)methanol (CAS 1349716-88-6)
- (4-(4-Aminonaphthalen-1-yl)phenyl)methanol (CAS 1365988-05-1)
- (2-Aminonaphthalen-1-yl)(phenyl)methanone (CAS 116400-82-9)
Recommended Standards
- 4-((2-Hydroxy-3-methoxybenzylidene)amino)-3-(pyridin-2-yl)-1H-1,2,4-triazole-5(4H)-thione (CAS 497823-49-1)
- 4-((4-Hydroxy-3-methoxybenzylidene)amino)-3-(pyridin-2-yl)-1H-1,2,4-triazole-5(4H)-thione (CAS 497823-76-4)
- 3-Benzyl-2-(methylthio)-7-nitroquinazolin-4(3H)-one (CAS 916137-34-3)
- (2Z)-3-{[3,5-bis(trifluoromethyl)phenyl]amino}-2-(2-methylpropane-2-sulfonyl)prop-2-enenitrile (CAS 1025311-62-9)
- 2-Bromo-5-nitro-1,1'-biphenyl (CAS 489409-86-1)
- tert-butyl N-(7-bromoheptyl)-N-methyl-carbamate (CAS 2734864-63-0)
- NOTA-Bis(tBu)ester (CAS 1161415-28-6)
- 1-Benzyl-4-vinylpiperidine (CAS 42790-44-3)
- (1-((5-Bromothiophen-2-yl)sulfonyl)piperidin-4-yl)methanamine hydrochloride (CAS 1261234-78-9)
- Semaglutide Impurity 115 (CAS CATO-C4X-2226115)
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