4-Isocyanato-5-methyl-1-phenyl-1h-pyrazole CAS 799283-97-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 799283-97-9 |
| Molecular Formula | C11H9N3O |
| Molecular Weight | 199.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Isocyanato-5-methyl-1-phenyl-1h-pyrazole (CAS 799283-97-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H9N3O. Molecular weight: 199.21 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H9N3O |
| Molecular Weight | 199.21 g/mol |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 3 |
Related Isocyanato Standards
- 1-Isocyanato-2-methoxynaphthalene (CAS 117202-73-0)
- 3-Isocyanato-2-methyl-5-phenyl-furan (CAS 568577-82-2)
- 3-Isocyanato-5-methyl-2-phenylfuran (CAS 898289-18-4)
- 4-Isocyanato-3-methyl-5-phenylisoxazole (CAS 352018-89-4)
- 4-Isocyanato-2,2,6,6-tetramethyl-1-piperidinyloxy 4-Isocyanato-TEMPO, Technical grade (approximately 85%) 88418-69-3 (CAS 88418-69-3)
- 7-Isocyanato-4-methyl-2H-chromen-2-one (CAS 139374-47-3)
- 2-ethyl-4-isocyanato-benzoate 2-ethyl-4-isocyanatobenzoate 30806-83-8 A820631 (CAS 30806-83-8)
- 1-Isocyanato-2-(methylsulfonyl)benzene (CAS 167951-56-6)
Recommended Standards
- 4H-Pyrido[2,3-c]pyrrolo[1,2-e][1,2,5]triazepin-7-amine (CAS 97580-65-9)
- 4-Methoxy-2-(1H-pyrrol-1-yl)nicotinonitrile (CAS 338412-19-4)
- 4-Ethyl-2-oxo-2H-chromene-3-carbonitrile (CAS 56394-35-5)
- 1-(Pyrimidin-4-yl)piperidine-3-carboxylic acid (CAS 1249922-89-1)
- Diclofenac Impurity 20 (CAS 60805-31-4)
- 9-Bromo-2-nitro-9H-fluorene (CAS 53172-79-5)
- 4-(5-Phenyl-1H-pyrazol-3-yl)-4H-1,2,4-triazole (CAS 62538-10-7)
- 3-(1-Methyl-4-oxo-1,4-dihydro-quinazolin-2-yl)-propionic acid (CAS 730957-01-4)
- Indobufen Impurity 36 (CAS 2696-84-6)
- Semaglutide impurity 88 (CAS CATO-C4X-222688)
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