7-Hydroxy-5,6-dimethylpyrazolo[1,5-a]pyrimidine-3-carboxylic acid CAS 1284618-26-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1284618-26-3 |
| Molecular Formula | C9H9N3O3 |
| Molecular Weight | 207.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Hydroxy-5,6-dimethylpyrazolo[1,5-a]pyrimidine-3-carboxylic acid (CAS 1284618-26-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H9N3O3. Molecular weight: 207.19 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H9N3O3 |
| Molecular Weight | 207.19 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 3 |
Related Hydroxy Standards
- 5-Hydroxy-1,3-dimethylpyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione (CAS 112734-82-4)
- 7-Hydroxy-2,5-dimethylpyrazolo[1,5-a]pyrimidine-3-carboxylic acid (CAS 1158262-66-8)
- Methyl 3-hydroxy-4-methyl-1H-pyrazolo[3,4-b]pyridine-6-carboxylate (CAS 1439441-57-2)
- Ethyl 4-hydroxy-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylate (CAS 187724-99-8)
- 1-Ethyl-4-hydroxy-1H-pyrazolo[3,4-b]pyridine-5-carboxylic acid (CAS 30720-05-9)
- 6-Hydroxy-1,3-dimethylpyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione (CAS 59588-20-4)
- N-Hydroxy-2-(2-oxobenzo[d]oxazol-3(2H)-yl)acetimidamide (CAS 874764-90-6)
- N-(5-Hydroxy-2-oxo-2,3-dihydrobenzofuran-3-yl)acetamide (CAS 189312-65-0)
Recommended Standards
- 2-Ethoxy-3-hydroxypyrido[3,2-d]pyrimidin-4(3H)-one (CAS 128037-06-9)
- 4-((1H-imidazol-1-yl)methyl)-3-methylisoxazole-5-carboxylic acid (CAS 1306738-75-9)
- Methyl 6-methoxypyrazolo[1,5-b]pyridazine-3-carboxylate (CAS 1263279-79-3)
- Tetrahydropyran-4-carboxamidine Hydrochloride (CAS 426828-34-4)
- [2-(3,5-dimethyl-1h-pyrazol-1-yl)phenyl]methanamine (CAS 918865-16-4)
- 4-(2-Morpholinoethyl)-1,7-dithia-4-azaspiro[4.4]Nonan-3-one 7,7-dioxide (CAS 1384428-57-2)
- 2-Amino-2-(2,5-dichlorophenyl)propan-1-ol (CAS 1184436-95-0)
- 2-Chloro-N-(3-(dimethylamino)propyl)-N-(1,1-dioxidotetrahydrothiophen-3-yl)acetamide hydrochloride (CAS 1171577-34-6)
- N-[4-Fluoro-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]pyrimidine-4-carboxamide (CAS 2246726-79-2)
- Insulin Degludec Impurity 12 (CAS CATO-C4X-215712)
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