2-Isobutyl-5-methyl-1H-pyrazol-3(2H)-one CAS 857989-07-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 857989-07-2 |
| Molecular Formula | C8H14N2O |
| Molecular Weight | 154.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Isobutyl-5-methyl-1H-pyrazol-3(2H)-one (CAS 857989-07-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H14N2O. Molecular weight: 154.21 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H14N2O |
| Molecular Weight | 154.21 g/mol |
| Appearance | White to pale yellow crystalline powder. (faint amine-like odor) |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
Related Isobutyl Standards
- (1-Isobutyl-1H-1,2,3-triazol-5-yl)methanamine (CAS 1267860-89-8)
- 1-Isobutyl-3-methylpyrazol-5(4H)-one (CAS 401465-31-4)
- 1-Isobutyl-N-methyl-1H-1,2,4-triazol-5-amine (CAS 765841-87-0)
- 5-Isobutyl-4-methyl-1H-pyrazol-3(2H)-one (CAS 205813-75-8)
- 5-Isobutyl-N-methylisoxazol-3-amine (CAS 55809-50-2)
- N-Isobutyl-1-methyl-1H-1,2,4-triazol-5-amine (CAS 760115-72-8)
- N-Isobutyl-5-methylisoxazol-4-amine (CAS 602306-52-5)
- 226930-88-7 (1-Isobutyl-1H-imidazol-5-yl)methanol DTXSID60470583 (CAS 226930-88-7)
Recommended Standards
- 2-Hydroxybicyclo[3.3.1]nonan-9-one (CAS 2568-21-0)
- 2-Isopropyl-1,5-dimethyl-1H-pyrazol-3(2H)-one (CAS 897665-83-7)
- 2-Hydrazonooctahydro-1H-benzo[d]imidazole (CAS 777016-22-5)
- 4-(Bromomethyl)-3-ethyl-5-methylisoxazole (CAS 1256561-97-3)
- 6,6-Dimethyl-2-methylenebicyclo[3.1.1]heptan-3-one (CAS 30460-92-5)
- 2-[(4-iodophenyl)amino]pyridine-3-carboxylic acid (CAS 1040057-12-2)
- 5-Chloro-3-methyl-1-phenyl-1H-pyrazole-4-carboxamide (CAS 117518-83-9)
- 2-(4-Chloro-2-nitrophenyl)pyrrolidine (CAS 1092291-34-3)
- 6-Fluoro-2,3-dihydro-1h-inden-1-ol (CAS 52085-94-6)
- Semaglutide impurity 235 (CAS CATO-C4X-2226235)
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