1-(butan-2-yl)-5-methyl-1H-pyrazole-3-carboxylic acid CAS 1432680-57-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1432680-57-3 |
| Molecular Formula | C9H14N2O2 |
| Molecular Weight | 182.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(butan-2-yl)-5-methyl-1H-pyrazole-3-carboxylic acid (CAS 1432680-57-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H14N2O2. Molecular weight: 182.22 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H14N2O2 |
| Molecular Weight | 182.22 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 2 |
Related butan Standards
- (Butan-2-yl)[(3-fluorophenyl)methyl]amine (CAS 1016818-07-7)
- (Butan-2-yl)[(2-fluorophenyl)methyl]amine (CAS 893590-49-3)
- (Butan-2-yl)[(4-fluorophenyl)methyl]amine (CAS 343854-19-3)
- (Butan-2-yl)[(3-methylthiophen-2-yl)methyl]amine (CAS 869942-29-0)
- [2-(butan-2-yloxy)pyridin-4-yl]methanamine (CAS 1247570-45-1)
- 4-(Butan-2-yloxy)benzene-1,2-diamine (CAS 86723-17-3)
- 1-(butan-2-yl)-5-cyclopropyl-1H-pyrazol-4-amine (CAS 1006454-53-0)
- 3-{[(Butan-2-yl)amino]methyl}phenol (CAS 1019552-64-7)
Recommended Standards
- Tiglic Anhydride (CAS 14316-68-8)
- 4-((1H-pyrrol-1-yl)methyl)benzonitrile (CAS 143426-60-2)
- 4-Fluoro-7-(methylthio)-1H-indazole (CAS 1428234-83-6)
- 4-(Imidazolidin-2-ylamino)benzene-1,2-diol (CAS 88806-81-9)
- 3-(Isoxazol-5-yl)phenol (CAS 391927-01-8)
- 4-Hydroxy-3-(3'-methoxy-[1,1'-biphenyl]-4-yl)-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-5-carbonitrile (CAS 844499-74-7)
- 1-(4-(4-(Piperidine-1-carbonyl)piperidin-1-yl)phenyl)ethan-1-one (CAS 900018-99-7)
- 1,2,4-Oxadiazole-5-carbaldehyde (CAS 1083274-35-4)
- 2-((5-Thioxo-4,5-dihydro-1,3,4-oxadiazol-2-yl)methoxy)acetic acid (CAS 61320-74-9)
- ((Cys31,Nva34)-Neuropeptide Y (27-36))2 (CAS 172997-92-1)
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