1-(1-Hydroxy-2-methylpropan-2-yl)-1H-pyrazole-4-carboxylic acid CAS 2306277-32-5
| CAS No. | 2306277-32-5 |
| Molecular Formula | C8H12N2O3 |
| Molecular Weight | 184.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 1-(1-Hydroxy-2-methylpropan-2-yl)-1H-pyrazole-4-carboxylic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
1-(1-Hydroxy-2-methylpropan-2-yl)-1H-pyrazole-4-carboxylic acid (CAS 2306277-32-5) is a high-purity analytical reference standard with the molecular formula C8H12N2O3 and a molecular weight of 184.19 g/mol.
1-(1-Hydroxy-2-methylpropan-2-yl)-1H-pyrazole-4-carboxylic acid (C8H12N2O3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C8H12N2O3 |
| Molecular Weight | 184.19 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 methanol, ethanol, DMSO |
| 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.) | 1999 |
| Nitrogen Atoms | 2 |
Related Hydroxy Standards
- 1-(2-Hydroxy-2-methylpropyl)-1H-pyrazole-4-carboxylic acid (CAS 1369485-83-5)
- 3-Hydroxy-2-(1-hydroxypropyl)-6-methyl-4H-pyran-4-one (CAS 138597-36-1)
- Methyl 2-hydroxy-3-(1-methyl-1h-pyrazol-4-yl)propanoate (CAS 1490371-38-4)
- Methyl 2-hydroxy-3-(1-methyl-1h-imidazol-2-yl)propanoate (CAS 1503509-68-9)
- 1-(2-Hydroxy-2-methylpropyl)-1H-pyrazole-3-carboxylic acid (CAS 1860801-89-3)
- (S)-1-(4-Hydroxy-3-methoxyphenyl)ethane-1,2-diol (CAS 87171-17-3)
- 2-(4-Hydroxy-pyrazol-1-yl)-2-methyl-propionic acid methyl ester (CAS 2092814-46-3)
- 4-(2-Hydroxy-1-methoxyethyl)-1,2-benzenediol (CAS 577976-26-2)
Recommended Standards
- [2,4'-Bipyridine]-5-carbaldehyde (CAS 834881-87-7)
- 1-(2-Hydroxypropyl)-5-methylpyrimidine-2,4(1H,3H)-dione (CAS 62009-50-1)
- [2,3'-Bipyridine]-6'-carbaldehyde (CAS 780800-78-4)
- 1-(2-Methoxyethyl)-3-methyl-1H-pyrazole-5-carboxylic acid (CAS 864522-54-3)
- 2-(2,3-Dihydro-1-benzofuran-7-yl)-2-hydroxyacetic acid (CAS 1594835-92-3)
- 1-(4-Methylfuran-2-yl)pentan-3-one (CAS 59303-02-5)
- (S)-1-(1,2,3,4-tetrahydroquinolin-7-yl)ethan-1-amine (CAS 2387568-83-2)
- 5-Bromoquinoline-8-carbonitrile (CAS 507476-70-2)
- 2-(4-Bromophenyl)-7,8-dihydro-3H-pyrano[4,3-d]pyrimidin-4(5H)-one (CAS 1450790-53-0)
- 4-Methoxy-3-(trifluoromethyl)pyridine (CAS 1214346-70-9)
- Tris(2-methyl-2-phenylpropyl)gallium (CAS 138667-97-7)
- 2-(3-Methoxyphenyl)thiazole-4-carbaldehyde (CAS 749902-11-2)
- Tert-butyl 3-oxohexahydropyrrolo[3,4-b][1,4]oxazine-6(2H)-carboxylate (CAS 1824433-47-7)
- Endo-Pro36-Tirzepatide (CAS CATO-CPTD788688)
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 18665070610 / Nicole.chen@cato-chem.com