3-Methyl-1,6-diphenyl-1H-pyrazolo[3,4-b]pyridine CAS 198637-57-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 198637-57-9 |
| Molecular Formula | C19H15N3 |
| Molecular Weight | 285.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-Methyl-1,6-diphenyl-1H-pyrazolo[3,4-b]pyridine (CAS 198637-57-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C19H15N3. Molecular weight: 285.34 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C19H15N3 |
| Molecular Weight | 285.34 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2013 |
| Nitrogen Atoms | 3 |
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Recommended Standards
- 3-Amino-2-(4-phenethoxyphenyl)propanoic acid (CAS 881040-19-3)
- 4-(((Cyclopropanecarbonyl)oxy)imino)-5,6-dihydro-4H-thieno[2,3-b]thiopyran 7,7-dioxide (CAS 478049-69-3)
- 3-Acetyl-1-cyclohexyl-4-hydroxyquinolin-2(1H)-one (CAS 860649-19-0)
- 1-(4-Chloro-1-methyl-1h-pyrazole-5-carbonyl)piperidine (CAS 491828-56-9)
- n,1-Dimethyl-1h-pyrazole-3-carboxamide (CAS 1245773-10-7)
- 2,3,6-Trichloro-5-(difluoromethyl)pyridine (CAS 1361855-57-3)
- (2S,3R)-2-Amino-3-methylpentanedioic acid hydrochloride (CAS 910548-20-8)
- 2-(3,5-Dimethyl-1h-pyrazol-1-yl)propanoic acid hydrochloride (CAS 1208676-00-9)
- 2-Amino-N,3-dimethyl-N-(tetrahydro-2H-pyran-4-ylmethyl)butanamide hydrochloride (CAS 1236267-46-1)
- Semaglutide impurity 37 (CAS CATO-C4X-222637)
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