Ranitidine EP Impurity A CAS 72126-78-4
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 72126-78-4 |
| Molecular Formula | C22H35N5O4S2 |
| Molecular Weight | 497.67 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Ranitidine EP Impurity A (CAS 72126-78-4) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C22H35N5O4S2. Molecular weight: 497.67 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C22H35N5O4S2 |
| Molecular Weight | 497.67 g/mol |
| Purity | >95% |
| Storage | Store in a cool place (≤25°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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 2 |
Related Ranitidine Standards
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- Ranitidine EP Impurity J (CAS 1331637-48-9)
- Ranitidine EP Impurity I (CAS 207592-21-0)
- Ranitidine N,S-Dioxide (CAS 1185237-42-6)
- Ranitidine Impurity 1 (CAS 72115-14-1)
- Ranitidine EP Impurity C (CAS 73851-70-4)
- Ranitidine EP Impurity E (CAS 73857-20-2)
Recommended Standards
- Tebipenem Pivoxil (CAS 161715-24-8)
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- Crisaborole impurity 157 (CAS CATO-C4X-2021157)
- Letermovir Impurity 102 (CAS CATO-C4X-2915102)
- 1-(6,7-Dihydro-4h-pyrano[3,4-d][1,3]oxazol-2-yl)methanamine (CAS 1260666-10-1)
- 2-(3-Amino-4-methyl-1h-pyrazol-1-yl)-N-cyclopropylacetamide (CAS 1343450-28-1)
- 3-Bromo-2-hydroxy-5-nitrobenzaldehyde (CAS 16789-84-7)
- 4-Oxo-4-(3-{[(tetrahydro-2-furanylmethyl)amino]-carbonyl}anilino)butanoic acid (CAS 940538-91-0)
- Des-Ser34-Gly33Tirzepatide (CAS CATO-CPTD788941)
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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