3,3＇-Dichlorobenzidine CAS 91-94-1
Purity >95%In StockPharmaceutical Standards
| CAS No. | 91-94-1 |
| Molecular Formula | C12H10Cl2N2 |
| Molecular Weight | 253.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,3＇-Dichlorobenzidine (CAS 91-94-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C12H10Cl2N2. Molecular weight: 253.13 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C12H10Cl2N2 |
| Molecular Weight | 253.13 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, 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 |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Dichlorobenzidine Standards
Recommended Standards
- 1-Bromo-3,4,5-trimethoxybenzene 1-bromo-3,4,5-trimethoxybenzene 3,4,5-trimethoxybromobenzene 2675-79-8 3,4,5-triemethoxyphenylbromide 3,4,5-trimethoxybromoben 3,4,5-trimethoxybromobenzene 5-bromo-1,2,3-trimethoxybenzene 5-bromo-1,2,3-trimethoxybenzene98% bromotrimethoxybenzene (CAS 2675-79-8)
- 1-[5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1,3-thiazol-2-yl]ethanone (CAS 1452577-24-0)
- N,N'-Bis-(4-chloro-phenyl)-hydrazine (CAS 953-14-0)
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- Carboprost Trometamol EP Impurity B Tromethamine Salt (CAS CATO-C4X-21031)
- 2-(4-methyl-4H-1,2,4-triazol-3-yl)ethan-1-amine dihydrochloride (CAS 1158631-54-9)
- 2-[1-(tert-Butoxycarbonyl)-4-(3-fluorophenyl)piperidin-4-yl]acetic acid (CAS 644982-65-0)
- 3-(4-Benzhydrylpiperazin-1-yl)-2-(benzo[d]thiazol-2-yl)acrylonitrile (CAS 573931-86-9)
- Semaglutide impurity 68 (CAS CATO-C4X-222668)
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