Cyanocobalamin /Vitamin B12 Impurity 22 CAS 38437-93-3
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 38437-93-3 |
| Molecular Formula | C63H87CoN13O15P |
| Molecular Weight | 1356.37 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Cyanocobalamin /Vitamin B12 Impurity 22 (CAS 38437-93-3) pharmacopoeial impurity standards reference standard. Molecular formula: C63H87CoN13O15P. Molecular weight: 1356.37 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C63H87CoN13O15P |
| Molecular Weight | 1356.37 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) | 27.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
| Nitrogen Atoms | 13 |
Related Cyanocobalamin Standards
- Cyanocobalamin EP Impurity B (CAS 26264-28-8)
- Cyanocobalamin /Vitamin B12 Impurity 23 (CAS 38218-55-2)
- Cyanocobalamin EP Impurity D(Cyanocobalamin-b-monocarboxylic acid; 32-Carboxycyanocobalamin) (CAS 38218-77-8)
- Cyanocobalamin Impurity 31 (CAS 121483-62-3)
- Cyanocobalamin Impurity 24 (CAS CATO-C4X-187424)
- Cyanocobalamin Impurity 25 (CAS CATO-C4X-187425)
- Cyanocobalamin Impurity 26 (CAS CATO-C4X-187426)
- Cyanocobalamin EP Impurity E (8-epi-cyanocobalamin) (CAS 41325-63-7)
Recommended Standards
- N-((11bS)-4-((2,6-Bis(3,5-dimethylphenyl)-4-(((trifluoromethyl)sulfonyl)imino)-4l5-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-yl)imino)-2,6-bis(3,5-dimethylphenyl)-4l5-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-yl)-1,1,1-trifluoromethanesulfonamide (CAS 2088441-78-3)
- Fibronectin Fragment (1377-1388) (H-2572.0001) (CAS 162257-99-0)
- Diethyl 2-(3-oxo-3,4-dihydroquinoxalin-2-yl)hexanedioate (CAS 1501-72-0)
- Landiolol Impurity 85 (CAS CATO-C4X-262185)
- Nicorandil EP Impurity D (CAS 40055-37-6)
- 6-Amino-5-bromopyridin-2(1H)-one (CAS 511541-62-1)
- Triamcinolone Acetonide Impurity 42 (CAS CATO-C4X-132642)
- 3-Methyl-1-(2,4,5-trimethylphenyl)butan-1-one (CAS 10425-88-4)
- Cephalexin Dimer (CAS CATO-C4X-126111)
- Insulin Degludec Impurity 1 (CAS 843666-26-2)
Why CATO?
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- 130,000+ catalog items in stock, COA supplied with every batch
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