7-(Trimethyl-1h-pyrazol-4-yl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid CAS 1004727-47-2
| CAS No. | 1004727-47-2 |
| Molecular Formula | C13H13N5O2 |
| Molecular Weight | 271.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-(Trimethyl-1h-pyrazol-4-yl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid (CAS 1004727-47-2) is a high-purity analytical reference standard with the molecular formula C13H13N5O2 and a molecular weight of 271.27 g/mol.
Based on its molecular formula C13H13N5O2, 7-(Trimethyl-1h-pyrazol-4-yl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 271.27 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).
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.
CATO manufactures 7-(Trimethyl-1h-pyrazol-4-yl)pyrazolo[1,5-a]pyrimidine-2-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 | C13H13N5O2 |
| Molecular Weight | 271.27 g/mol |
| Appearance | Pale yellow to 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 5 |
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Recommended Standards
- 7-(1-Ethyl-3-methyl-1h-pyrazol-4-yl)pyrazolo[1,5-a]pyrimidine-3-carboxylic acid (CAS 1001500-35-1)
- [3-methyl-4-(1-methyl-1H-pyrazol-4-yl)-1H-pyrazolo[3,4-b]pyridin-1-yl]acetic acid (CAS 1006444-38-7)
- Methyl 3-(4-methylphenyl)-5-nitrobenzoate (CAS 1000587-30-3)
- 7-(1-Ethyl-5-methyl-1h-pyrazol-4-yl)pyrazolo[1,5-a]pyrimidine-3-carboxylic acid (CAS 1006446-94-1)
- N-(4-(benzyloxy)phenyl)-N-(methylsulfonyl)glycine (CAS 878968-18-4)
- 1,4-Diethynyl-2,3,5,6-tetrafluorobenzene (CAS 38002-32-3)
- (R)-1-((3aS,4S,6S,7aR)-3a,5,5-trimethylhexahydro-4,6-methanobenzo[d][1,3,2]dioxaborol-2-yl)but-3-en-1-amine hydrochloride (CAS 319009-90-0)
- Thiazol-4-ylmethanamine (CAS 16188-30-0)
- 2-Amino-4-(3-chlorophenyl)-7-methyl-5-oxo-4H,5H-pyrano[4,3-b]pyran-3-carbonitrile (CAS 315246-00-5)
- 6-(3-Bromopropoxy)-2-(propan-2-ylidene)benzofuran-3(2H)-one (CAS 88281-27-0)
- 1-(4-Bromo-3-methylphenyl)-1H-pyrazole-4-carbaldehyde (CAS 1783626-72-1)
- 3-(1-Oxo-1,3-dihydro-2H-isoindol-2-yl)-propanoic acid (CAS 83747-30-2)
- 2,2,2-Trifluoroethyl Methanesulfonate (CAS 25236-64-0)
- Semaglutide Impurity 13 (CAS CATO-C4X-222613)
Why CATO?
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