5-(4-(tert-Butyl)phenyl)-1H-pyrazole-3-carboxylic acid CAS 852816-01-4
| CAS No. | 852816-01-4 |
| Molecular Formula | C15H20N2O4 |
| Molecular Weight | 292.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 5-(4-(tert-Butyl)phenyl)-1H-pyrazole-3-carboxylic acid is closely related to a flavonoid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
5-(4-(tert-Butyl)phenyl)-1H-pyrazole-3-carboxylic acid (CAS 852816-01-4), molecular formula C15H20N2O4 and molecular weight 292.33 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C15H20N2O4, 5-(4-(tert-Butyl)phenyl)-1H-pyrazole-3-carboxylic acid contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 292.33 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 5-(4-(tert-Butyl)phenyl)-1H-pyrazole-3-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.
Physical & Chemical Properties
| Molecular Formula | C15H20N2O4 |
| Molecular Weight | 292.33 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
Recommended Standards
- 5-(4-(Dimethylamino)phenyl)-2-phenyloxazole-4-carbaldehyde (CAS 831197-45-6)
- 5-(Dimethoxymethyl)-3-methyl-5-phenethylimidazolidine-2,4-dione (CAS 7251-40-3)
- 5-((4-Isobutyramidophenyl)amino)-5-oxopentanoic acid (CAS 925084-82-8)
- 5-Methoxy-4-(2-methylphenoxy)-2-phenylpyrimidine (CAS 478029-67-3)
- 3-Fluoro-4-iodopyridine-2-carbonitrile (CAS 669066-35-7)
- 2-(4-Cyanobenzamido)-6-methyl-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carboxamide hydrochloride (CAS 1215386-50-7)
- 2-(2,6-dioxo-3-piperidyl)-5-[[1-methyl-2-(methylamino)ethyl]amino]isoindoline-1,3-dione (CAS 2703766-07-6)
- 4-(3-Methyl-3-pyrrolidinyl)morpholine (CAS 1699155-88-8)
- 1-(4-Aminopiperidin-1-yl)pentan-1-one (CAS 946742-59-2)
- 5-(2-Methoxyphenyl)picolinic acid (CAS 1225539-72-9)
- 3-Cyclopropoxy-N,N-dimethyl-2-(methylamino)isonicotinamide (CAS 1243317-02-3)
- N-{2-[2-(sec-Butyl)phenoxy]ethyl}-2-isopropylaniline (CAS 1040681-37-5)
- Cariprazine Impurity 22 (CAS 1480744-31-7)
- Endo-Gly29-Tirzepatide (CAS CATO-CPTD788685)
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