Biotin Impurity 04 CAS 26339-40-2
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 26339-40-2 |
| Molecular Formula | C19H18N2O5 |
| Molecular Weight | 354.36 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Biotin Impurity 04 (CAS 26339-40-2) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C19H18N2O5. Molecular weight: 354.36 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C19H18N2O5 |
| Molecular Weight | 354.36 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- Benzoic acid, 5-methoxy-4-[3-(4-morpholinyl)propoxy]-2-nitro-, methyl ester (CAS 944833-62-9)
- cis-1,3-Dibenzyl-2-imidazolidone-4,5-dicarboxylic Acid (CAS 51591-75-4)
- 7,8-Dimethoxy-3-(4-nitrobenzyl)-1,3-dihydro-2H-benzo[d]azepin-2-one (CAS 866135-95-7)
- Olopatadine Impurity 43 (CAS 1127893-02-0)
- Phloroglucinol Impurity 22 (CAS 106-40-1)
- (cyclopropylmethyl)[(6-methylpyridin-3-yl)methyl]amine hydrochloride (CAS 1909311-99-4)
- 1-[2-chloro-1-(chloromethyl)-3,3,3-trifluoroprop-1-enyl]benzene (CAS 256525-85-6)
- 3-Amino-3-cyclobutylpropanoic acid (CAS 887584-53-4)
- (2-Bromo-3-methyl-5-(trifluoromethyl)phenyl)boronic acid (CAS 2225169-16-2)
- Palmitoyl Pentapeptide-4 (CAS 214047-00-4)
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