Pazopanib Impurity 20 CAS 3934-20-1
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 3934-20-1 |
| Molecular Formula | C4H2Cl2N2 |
| Molecular Weight | 148.98 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Pazopanib Impurity 20 (CAS 3934-20-1) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C4H2Cl2N2. Molecular weight: 148.98 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C4H2Cl2N2 |
| Molecular Weight | 148.98 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Pazopanib Standards
- Pazopanib Impurity 21 (CAS 3551-55-1)
- Pazopanib Impurity 17 (CAS 221681-92-1)
- Pazopanib Impurity 57 (CAS CATO-C4X-172557)
- Pazopanib Impurity 9 (CAS 444731-72-0)
- Pazopanib Impurity 29 (CAS 20191-74-6)
- Pazopanib Impurity 59 (CAS CATO-C4X-172559)
- Pazopanib Impurity 26 (CAS 55873-09-1)
- Pazopanib Impurity 58 (CAS CATO-C4X-172558)
Recommended Standards
- 2,5-Dichloropyrimidine (CAS 22536-67-0)
- Resmetirom Impurity 1 (CAS 141-30-0)
- 4,5-Dichloropyridazine (CAS 55271-49-3)
- Pranoprofen Impurity 13 (CAS CATO-C4X-181113)
- Bosutinib Impurity 16 (CAS CATO-C4X-184716)
- 4,8-Dimethyldihydro-4l4,8l4-[1,3,2]oxazaborolo[2,3-b][1,3,2]oxazaborole-2,6(3H,5H)-dione (CAS 1104637-40-2)
- 2-(9-(Pyridin-2-yl)-6-oxaspiro[4.5]Decan-9-yl)ethan-1-amine (CAS 1401026-78-5)
- N-(6-Chloro-3-cyclopropoxypyridin-2-yl)methanesulfonamide (CAS 1243481-44-8)
- 2-Bromo-3-(2,3-dimethylyphenyl)-1-propene (CAS 951891-57-9)
- Semaglutide impurity 248 (CAS CATO-C4X-2226248)
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