Azathioprine EP Impurity B Monohydrate CAS 6112-76-1
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 6112-76-1 |
| Molecular Formula | C5H4N4S H2O |
| Molecular Weight | N/A |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Azathioprine EP Impurity B Monohydrate (CAS 6112-76-1) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C5H4N4S H2O. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C5H4N4S H2O |
| Molecular Weight | 170.19 g/mol |
| Purity | >95% |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Azathioprine Standards
- Azathioprine Impurity 9 (CAS 1190008-04-8)
- Azathioprine Impurity 12 (CAS 1192-53-6)
- Azathioprine-13C4 (CAS 1346600-71-2)
- Azathioprine Impurity 6 (CAS 154-42-7)
- Azathioprine EP Impurity B (CAS 157930-13-7)
- Azathioprine Impurity 26 (CAS 18753-82-7)
- Azathioprine Impurity 10 (CAS 253453-91-7)
- Azathioprine Impurity 20 (CAS 302840-04-6)
Recommended Standards
- Anastrozole Impurity N2 (CAS 1186102-55-5)
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- 2-(2-(Hydroxymethyl)-2lambda5-imidazo[1,2-a]pyridin-2-yl)acetate (CAS 721426-33-1)
- Acrolein 2,4-Dinitrophenylhydrazone (CAS 888-54-0)
- Osteoblast Activating Peptide (mouse, rat) (H-7262.0500) (CAS 1222950-80-2)
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