Hydrochlorothiazide EP Impurity B CAS 121-30-2
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 121-30-2 |
| Molecular Formula | C6H8ClN3O4S2 |
| Molecular Weight | 285.73 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Hydrochlorothiazide EP Impurity B (CAS 121-30-2) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C6H8ClN3O4S2. Molecular weight: 285.73 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C6H8ClN3O4S2 |
| Molecular Weight | 285.73 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
Related Hydrochlorothiazide Standards
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- Hydrochlorothiazide EP Impurity A (CAS 58-94-6)
- Hydrochlorothiazide (CAS 58-93-5)
Recommended Standards
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- 7-Nitro-N,N-dipropylbenzo[c][1,2,5]oxadiazol-4-amine (CAS 74400-48-9)
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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