Clozapine Impurity 1 CAS 5933-35-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 5933-35-7 |
| Molecular Formula | C13H10N2O4 |
| Molecular Weight | 258.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Clozapine Impurity 1 (CAS 5933-35-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H10N2O4. Molecular weight: 258.23 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H10N2O4 |
| Molecular Weight | 258.23 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |
Related Clozapine Standards
- Clozapine impurity 10 (CAS 67990-66-3)
- Clozapine EP Impurity A (CAS 50892-62-1)
- Clozapine impurity 9 (CAS 27696-24-8)
- Clozapine impurity 8 (CAS 5814-41-5)
- Clozapine Impurity 1 (CAS 69414-55-7)
- Clozapine Impurity 11 (CAS CATO-C4X-134011)
- Clozapine EP Impurity C (CAS 6104-71-8)
- Clozapine Impurity 20 (CAS CATO-C4X-134020)
Recommended Standards
- Bis(2-nitrophenyl)methane (CAS 21540-57-8)
- Cyanomethyl 3-(1,3-dioxoisoindolin-2-yl)propanoate (CAS 5632-30-4)
- 9,10-Dioxo-9,10-dihydroanthracene-2,6-dicarbonitrile (CAS 52156-53-3)
- 6,7,8,9-Tetrahydro-5H-pyrido[2,3-b]indol-2-amine (CAS 55463-68-8)
- N-isopropyl-5-nitrobenzo[b]thiophene-2-carboxamide (CAS 478248-45-2)
- 1,1,1-Trifluoro-3-methylbutan-2-amine (CAS 1582-18-9)
- 3-Methyl-3-(naphthalen-1-yl)butan-1-amine (CAS 1248565-92-5)
- 4-Aminomethyl-3-cyano-5-ethylbenzenesulfonyl chloride (CAS 1805494-08-9)
- Tert-butyl 4-oxo-2-vinylpyrrolidine-1-carboxylate (CAS 1824027-89-5)
- Semaglutide impurity 32 (CAS CATO-C4X-222632)
Why CATO?
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