Primaquine EP Impurity D CAS 83532-78-9
Purity ≥95%In StockPharmacopoeial Impurity Standards
| CAS No. | 83532-78-9 |
| Molecular Formula | C23H23N3O3 |
| Molecular Weight | 389.45 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Primaquine EP Impurity D (CAS 83532-78-9) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C23H23N3O3. Molecular weight: 389.45 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C23H23N3O3 |
| Molecular Weight | 389.45 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | ≥95% |
| 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Nitrogen Atoms | 3 |
Related Primaquine Standards
- Primaquine Impurity 1 (CAS 47136-26-5)
- Primaquine impurity 3 (CAS CATO-C4X-26353)
- Primaquine Impurity 3 (CAS 57695-07-5)
- Primaquine-d3 Diphosphate (CAS 1318852-20-8)
- Primaquine - API Standards (CAS 90-34-6)
- Primaquine Impurity 4 (CAS 2732404-25-8)
- Primaquine EP Impurity B (CAS 85-81-4)
- Primaquine EP Impurity C (CAS 90-52-8)
Recommended Standards
- Upadacitinib Impurity 95 (CAS CATO-C4X-240595)
- Anamorelin Impurity 12 (CAS CATO-C4X-285912)
- Upadacitinib Impurity 8 (CAS CATO-C4X-24058)
- Cefalotin Impurity 9 (CAS CATO-C4X-12849)
- Tivozanib Impurity 23 (CAS CATO-C4X-340023)
- 4-(Hydroxymethyl)dihydro-2H-pyran-3(4H)-one (CAS 121197-11-3)
- (4-Chlorophenyl)(4-(((2,4-dichlorophenyl)thio)methyl)-4-hydroxypiperidin-1-yl)methanone (CAS 866143-80-8)
- 1-(1-Benzylpiperidin-4-yl)-5-chloro-1H-benzo[d]imidazol-2(3H)-one (CAS 185058-65-5)
- N2,N7-Bis(4-chlorophenyl)-9H-fluorene-2,7-disulfonamide (CAS 303059-35-0)
- Atrial Natriuretic Polypeptide (4-28), human (CAS 95896-08-5)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com