Temozolomide Impurity 16 CAS 71749-37-6
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 71749-37-6 |
| Molecular Formula | C5H5N5 |
| Molecular Weight | 135.13 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Temozolomide Impurity 16 (CAS 71749-37-6) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C5H5N5. Molecular weight: 135.13 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C5H5N5 |
| Molecular Weight | 135.13 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) | 6.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1977 |
| Nitrogen Atoms | 5 |
Related Temozolomide Standards
- Temozolomide EP Impurity D (CAS 7008-85-7)
- Temozolomide Impurity 10 (CAS 90801-87-9)
- Temozolomide Impurity 18 (CAS 4919-04-4)
- Temozolomide Impurity 23 (CAS 360-97-4)
- Temozolomide Impurity 21 (CAS CATO-C4X-135321)
- Temozolomide Impurity 14 (CAS 57052-92-3)
- Temozolomide Impurity 22 (CAS 1114912-01-4)
- Temozolomide Impurity 27 (CAS 1797817-35-6)
Recommended Standards
- Mercaptopurine Monohydrate EP Impurity B (CAS 73-24-5)
- Famciclovir Impurity 16 (CAS 452-06-2)
- 31602-66-1 5-(1H-pyrrol-2-yl)-1H-1,2,3,4-tetrazole KS-00003H5G (CAS 31602-66-1)
- Ilaprazole Impurity 56 (CAS CATO-C4X-113056)
- Valaciclovir EP Impurity J (CAS 142963-63-1)
- 2-(((3-Chloro-4-methylphenyl)amino)methyl)isoindoline-1,3-dione (CAS 84501-73-5)
- Tert-butyl (2,2-dimethylcyclopropyl)carbamate (CAS 1488132-04-2)
- 1-(4-Methylpyridin-2-yl)-1,4-diazepane (CAS 1249958-77-7)
- 1-(4-Bromophenyl)-N-((3,5-dimethylisoxazol-4-yl)methyl)ethan-1-amine (CAS 1283575-48-3)
- Tirzepatide Impurity 13 (CAS CATO-C4X-324013)
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