Sulpiride EP Impurity B CAS 33045-52-2
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 33045-52-2 |
| Molecular Formula | C9H11NO5S |
| Molecular Weight | 245.25 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Sulpiride EP Impurity B (CAS 33045-52-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H11NO5S. Molecular weight: 245.25 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H11NO5S |
| Molecular Weight | 245.25 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Sulpiride Standards
- Sulpiride Impurity 20 (CAS 94134-07-3)
- Sulpiride Impurity 23 (CAS CATO-C4X-187623)
- Sulpiride impurity 15 (CAS 77718-16-2)
- Sulpiride Impurity 16 (CAS 34556-95-1)
- Sulpiride EP Impurity D (CAS 22117-85-7)
- Sulpiride EP Impurity C (CAS 33045-53-3)
- Sulpiride EP Impurity E (CAS 52395-25-2)
- Sulpiride impurity 13 (CAS CATO-C4X-187613)
Recommended Standards
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- Dexamethasone Impurity 116 (CAS 107419-73-8)
- Daraxonrasib Impurity 2 (CAS CATO-C4X-35182)
- (αR)-α-Methyl-1-phenyl-1H-pyrazole-4-methanol (CAS 1394051-16-1)
- 7-chloro-5-(chloromethyl)-1H-pyrazolo[4,3-d]pyrimidine (CAS 2932453-23-9)
- 3-(2,3-Dichloro-4-methoxyphenyl)benzo[d]isoxazole (CAS 87828-90-8)
- 3-Nitro-4-(phenylsulfanyl)benzonitrile (CAS 33358-29-1)
- Insulin Degludec Impurity 15 (CAS CATO-C4X-215715)
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