pyrazolo[1,5-a]pyrimidine-2-carboxylic acid CAS 378211-85-9
| CAS No. | 378211-85-9 |
| Molecular Formula | C7H13N3O2 |
| Molecular Weight | 171.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
pyrazolo[1,5-a]pyrimidine-2-carboxylic acid (CAS 378211-85-9) is a high-purity analytical reference standard with the molecular formula C7H13N3O2 and a molecular weight of 171.20 g/mol.
pyrazolo[1,5-a]pyrimidine-2-carboxylic acid (C7H13N3O2) 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.
CATO manufactures 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 | C7H13N3O2 |
| Molecular Weight | 171.20 g/mol |
| Appearance | 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
Related pyrazolo Standards
- pyrazolo[1,5-a]pyrimidine-5-carboxylic acid (CAS 1086375-50-9)
- 1H-pyrazolo[4,3-c]pyridine-4-carboxylic acid (CAS 1140239-94-6)
- 1H-pyrazolo[3,4-c]pyridine-7-carboxylic acid (CAS 1140239-98-0)
- 1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid (CAS 1227267-26-6)
- 1H-pyrazolo[4,3-c]pyridine-6-carboxylic acid (CAS 1256802-03-5)
- 1H-pyrazolo[4,3-b]pyridine-6-carboxylic acid (CAS 1256807-59-6)
- 1H-pyrazolo[4,3-b]pyridine-5-carboxylic acid (CAS 1260670-03-8)
- 1H-pyrazolo[3,4-c]pyridine-4-carboxylic acid (CAS 1260672-64-7)
Recommended Standards
- pyrazolo[1,5-a]pyrazine-3-carboxylic acid (CAS 53902-76-4)
- pyrazolo[1,5-a]pyrimidine-6-carboxylic acid (CAS 933754-38-2)
- Piperidine-1,4-dicarboxamide (CAS 865076-05-7)
- Pyridine-3,5-dicarboxamide (CAS 4663-99-4)
- (7-Bromoisoquinolin-3-yl)methanamine (CAS 1783373-89-6)
- 1-(4-Methoxyphenyl)tetrahydro-2H-imidazol-2-one (CAS 62868-39-7)
- 1-Cycloheptylpiperidin-3-amine sulfate (CAS 1185303-68-7)
- 8-methoxy-2-(trifluoromethyl)quinoline-5-carbonyl chloride (CAS 737740-52-2)
- 3-(2-Chlorophenyl)piperidin-2-one (CAS 1267039-62-2)
- 1-Chloro-2,4,6-tris(trifluoromethyl)benzene (CAS 444-38-2)
- 2-Cyclohexyl-1h-1,3-benzodiazol-5-amine dihydrochloride (CAS 1158326-68-1)
- Cefradine lmpurity 21 (CAS 20763-30-8)
- 3-Isopropylpyrazole (CAS 49633-25-2)
- Fragment-[3-31]-Semaglutide (CAS CATO-C4X-2226113)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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