3-Methyl-4-((2-(4-methylquinolin-2-yl)hydrazineylidene)methyl)-1-phenyl-1H-pyrazol-5-ol CAS 304683-42-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 304683-42-9 |
| Molecular Formula | C21H19N5O |
| Molecular Weight | 357.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 3-Methyl-4-((2-(4-methylquinolin-2-yl)hydrazineylidene)methyl)-1-phenyl-1H-pyrazol-5-ol (CAS 304683-42-9) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C21H19N5O. Molecular weight: 357.41 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C21H19N5O |
| Molecular Weight | 357.41 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 5 |
Related Methyl Standards
- 2-Methylquinolin-8-yl (4-bromophenyl)carbamate (CAS 99541-04-5)
- 6-Benzyl-4-methylquinolin-2(1H)-one (CAS 5428-28-4)
- 2-Methylquinolin-8-yl 2,5-dimethoxybenzenesulfonate (CAS 332021-80-4)
- 2-{2-[(4-methylquinolin-2-yl)sulfanyl]acetamido}benzoic acid (CAS 554404-30-7)
- 1-(3-Methylquinolin-2-yl)ethanone (CAS 66635-61-8)
- 2-Methylquinolin-8-yl (3,4-dichlorophenyl)carbamate (CAS 14577-76-5)
- 6-Methyl-2-(2-methylquinolin-6-yl)benzo[d]thiazole-7-sulfonic acid (CAS 3181-86-0)
- 1-Ethyl-4-methylquinolin-2(1H)-one (CAS 53761-55-0)
Recommended Standards
- 3,5-Bis(4-methoxyphenyl)-4-phenyl-4H-1,2,4-triazole (CAS 84833-18-1)
- 4-(((1H-Indazol-3-yl)amino)methyl)-N-(2-aminophenyl)benzamide (CAS 920314-81-4)
- 3-(3-Methylphenyl)-N-(naphthalen-1-yl)-2-(2H-1,2,3,4-tetrazol-5-yl)propanamide (CAS 483994-01-0)
- [3-(Pyridin-3-ylmethoxy)-4-(trifluoromethoxy)phenyl]boronic acid (CAS 2096339-49-8)
- 2-ethylquinoline-4,6-diamine (CAS 1092352-36-7)
- 3-Amino-3-(3-bromo-5-(tert-butyl)phenyl)propanoic acid (CAS 1541197-65-2)
- 4-Butyl-5-(4-methoxy-phenyl)-4H-[1,2,4]triazole-3-thiol (CAS 92043-23-7)
- 2-Bromo-4-(difluoromethyl)-5-iodo-3-(trifluoromethyl)pyridine (CAS 1805242-88-9)
- Methyl 2-[(3-piperidinyloxy)methyl]benzoatehydrochloride (CAS 1220034-16-1)
- Semaglutide238 (CAS CATO-C4X-2226238)
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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