Ranitidine Impurity 21 CAS 112233-25-7
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 112233-25-7 |
| Molecular Formula | C21H33N5O4S |
| Molecular Weight | 451.58 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Ranitidine Impurity 21 (CAS 112233-25-7) pharmacopoeial impurity standards reference standard. Molecular formula: C21H33N5O4S. Molecular weight: 451.58 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C21H33N5O4S |
| Molecular Weight | 451.58 g/mol |
| Purity | 97%+ |
| 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.) | 1989 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
Related Ranitidine Standards
- Ranitidine Impurity 12 (CAS CATO-C4X-137012)
- Ranitidine EP Impurity A (CAS 72126-78-4)
- Ranitidine EP Impurity J (CAS 1331637-48-9)
- 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)
- Ranitidine Impurity 28 (CAS CATO-C4X-137028)
Recommended Standards
- Phenoxymethylpenicillin Impurity 18 (CAS CATO-C4X-212618)
- Brexpiprazole impurity 125 (CAS CATO-C4X-1131125)
- Naratriptan Impurity 2 (CAS 2144776-32-7)
- Bromfenac Impurity 3 (CAS 1391052-54-2)
- Mosapride Impurity 53 (CAS CATO-C4X-104453)
- 2-[(Furan-2-ylmethyl)-amino]-N-p-tolyl-acetamide (CAS 332375-74-3)
- 4-Methoxy-3-methylpyridine 1-oxide (CAS 26883-29-4)
- 1-(2-Methoxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)-4-methylpiperazine (CAS 1092563-58-0)
- 4'-Difluoromethoxy-2,4-dichloro-2'-trifluoromethyl-biphenyl (CAS 1361851-01-5)
- Semaglutide Impurity 129 (CAS 2490269-79-7)
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