7-Methyl-5-phenylpyrazolo[1,5-a]pyrimidine-2-carboxylic acid CAS 312922-05-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 312922-05-7 |
| Molecular Formula | C14H11N3O2 |
| Molecular Weight | 253.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Methyl-5-phenylpyrazolo[1,5-a]pyrimidine-2-carboxylic acid (CAS 312922-05-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H11N3O2. Molecular weight: 253.26 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H11N3O2 |
| Molecular Weight | 253.26 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
Related Methyl Standards
- 2-Methyl-5-phenylpyrazolo[1,5-a]pyrimidine-7-carboxylic acid (CAS 932242-74-5)
- 5-Methyl-7-phenylpyrazolo[1,5-a]pyrimidine-2-carboxylic acid (CAS 776332-46-8)
- Methyl 2-phenylpyrazolo[1,5-b]pyridazine-3-carboxylate (CAS 781674-48-4)
- 2-Phenylpyrazolo[1,5-c]quinazolin-5-amine (CAS 1416438-94-2)
- 2-Phenylpyrazolo[1,5-c]quinazolin-5(6H)-one (CAS 178114-20-0)
- 5-Methyl-3-phenylpyrazolo[1,5-a]pyrimidine-7-thiol (CAS 850238-91-4)
- 5-Methyl-3-phenylpyrazolo[1,5-a]pyrimidine-2,7(1H,4H)-dione (CAS 1630763-42-6)
- Ethyl 5-phenylpyrazolo[1,5-a]pyridine-3-carboxylate (CAS 99446-40-9)
Recommended Standards
- 7-Methyl-2-(3-nitrophenyl)imidazo[1,2-a]pyridine (CAS 54970-96-6)
- 8-((3-Methoxypropyl)amino)-3-methyl-3,7-dihydro-1H-purine-2,6-dione (CAS 671767-51-4)
- 7-Amino-6-methyl-2-phenyl-1H-pyrrolo[3,4-c]pyridine-1,3(2H)-dione (CAS 71058-41-8)
- 4-Chloro-5-methoxypyrimidin-2-amine (CAS 4763-36-4)
- 6-Ethyl-1-methyl-4-oxo-5-(2-oxo-2-phenylethyl)-3-(2,2,2-trifluoroethoxy)-4,5-dihydro-1H-pyrrolo[3,2-c]pyridine-2-carboxylic acid (CAS 1186188-73-7)
- 2-(1-Ethyl-1h-pyrazol-5-yl)ethan-1-amine (CAS 1262865-38-2)
- n-Ethyl-N-methylpiperidine-4-carboxamide (CAS 1094777-99-7)
- Benzyl 3-nitro-7,8-dihydro-1,6-naphthyridine-6(5H)-carboxylate (CAS 1802152-61-9)
- (R)-3-[(2-Chloro-acetyl)-isopropyl-amino]-pyrrolidine-1-carboxylic acid benzyl ester (CAS 1353956-15-6)
- Semaglutide impurity 28 (CAS CATO-C4X-222628)
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