5-Acetyl-1-methylpyrazole CAS 137890-05-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 137890-05-2 |
| Molecular Formula | C6H8N2O |
| Molecular Weight | 124.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 5-Acetyl-1-methylpyrazole (CAS 137890-05-2) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C6H8N2O. Molecular weight: 124.14 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C6H8N2O |
| Molecular Weight | 124.14 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Nitrogen Atoms | 2 |
Related Acetyl Standards
- 3-Methylpyrazole-4-boronic Acid (CAS 1071455-14-5)
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- 1-Methylpyrazole-5-boronic Acid (CAS 720702-41-0)
- 4-Methylpyrazole-3-carboxylic Acid (CAS 82231-51-4)
- 3-Methylpyrazole-4-carbaldehyde (CAS 112758-40-4)
- 1-Methylpyrazole-3-carbaldehyde (CAS 27258-32-8)
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Recommended Standards
- 3-Oxopiperidine-4-carbonitrile (CAS 1378793-22-6)
- 5H,6H,7H-pyrazolo[3,2-b][1,3]oxazine (CAS 1383675-84-0)
- 6,7-Dihydro-5H-pyrrolo[1,2-α]imidazol-6-ol (CAS 1378606-06-4)
- ((2S,4S,5R)-5-(6-Amino-9H-purin-9-yl)tetrahydrofuran-2,4-diyl)dimethanol (CAS 130469-39-5)
- 5-[3-(3-Fluoro-4-methoxyphenyl)-1,2,4-oxadiazol-5-yl]-1,2-dihydropyridin-2-one (CAS 1338681-21-2)
- Ethyl (2-oxo-2,3,4,5-tetrahydro-1H-benzo[d]azepin-1-yl)carbamate (CAS 209983-86-8)
- tert-Butyl 4-(3-Amino-6-bromopyrazin-2-yl)piperazine-1-carboxylate (CAS 479685-13-7)
- 5,8-Dimethoxyquinolin-2(1H)-one (CAS 79784-30-8)
- n-(Oxolan-2-ylmethyl)piperidine-4-carboxamide (CAS 923225-30-3)
- Semaglutide Impurity 186 (CAS CATO-C4X-2226186)
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)
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