Indobufen Impurity 39 CAS 13048-83-4
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 13048-83-4 |
| Molecular Formula | C10H9NO4 |
| Molecular Weight | 207.18 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Indobufen Impurity 39 (CAS 13048-83-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H9NO4. Molecular weight: 207.18 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H9NO4 |
| Molecular Weight | 207.18 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1960 |
| Nitrogen Atoms | 1 |
Related Indobufen Standards
- Indobufen Impurity 87 (CAS CATO-C4X-179287)
- Indobufen Impurity 45 (CAS CATO-C4X-179245)
- Indobufen Impurity 46 (CAS CATO-C4X-179246)
- Indobufen Impurity 52 (CAS 57960-84-6)
- Indobufen Impurity 74 (CAS CATO-C4X-179274)
- Indobufen Impurity 73 (CAS CATO-C4X-179273)
- Indobufen Impurity 85 (CAS CATO-C4X-179285)
- Indobufen Impurity N9 (CAS 858006-96-9)
Recommended Standards
- Lenvatinib Impurity 75 (CAS CATO-C4X-114075)
- Nintedanib Impurity 77 (CAS 1895918-24-7)
- 4-(3-Nitrophenyl)-3-butenoic Acid 4-(3-Nitrophenyl)but-3-enoic Acid 887407-13-8 (CAS 887407-13-8)
- Thioctic acid Impurity 93 (CAS 102561-84-2)
- Mirogabalin Impurity 59 (S)-Almond Acid Salt (CAS CATO-C4X-292459)
- 4-(4-Fluorophenyl)-2-cyclopropylquinoline-3-carboxylic-d5 Acid Methyl Ester (CAS 1346598-23-9)
- Spiro[bicyclo[3.3.1]nonane-9,2'-[1,3]dithiolane]-7-carboxylic acid (CAS 956369-21-4)
- Ethyl(3-methoxybenzyl)sulfane (CAS 855951-34-7)
- (S)-2-(2-Bromo-5-fluorophenyl)-4-(tert-butyl)-4,5-dihydrooxazole (CAS 1620784-45-3)
- Semaglutide Impurity 6 (CAS 62-57-7)
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