(7-Hydroxy-2-methylpyrazolo[1,5-a]pyrimidin-6-yl)(phenyl)methanone CAS 1355182-75-0
| CAS No. | 1355182-75-0 |
| Molecular Formula | C14H11N3O2 |
| Molecular Weight | 253.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(7-Hydroxy-2-methylpyrazolo[1,5-a]pyrimidin-6-yl)(phenyl)methanone (C14H11N3O2) contains a nitrogen-containing heterocyclic scaffold, 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.
(7-Hydroxy-2-methylpyrazolo[1,5-a]pyrimidin-6-yl)(phenyl)methanone (CAS 1355182-75-0), molecular formula C14H11N3O2 and molecular weight 253.26 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), (7-Hydroxy-2-methylpyrazolo[1,5-a]pyrimidin-6-yl)(phenyl)methanone meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
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.) | 1991 |
| Nitrogen Atoms | 3 |
Related Hydroxy Standards
- 1-(1-Hydroxy-2-pyridin-3-yl-1H-benzimidazol-6-yl)-ethanone (CAS 1228551-84-5)
- N-Hydroxy-3-(3H-imidazo[4,5-b]pyridin-2-yl)benzimidamide (CAS 1256486-26-6)
- N-Hydroxy-4-(3H-imidazo[4,5-b]pyridin-2-yl)benzimidamide (CAS 1256486-30-2)
- N-(5-Hydroxy-1H-indazol-3-yl)benzamide (CAS 511225-28-8)
- N-(6-Hydroxy-1H-indazol-3-yl)benzamide (CAS 511225-25-5)
- 2-Benzyl-4-hydroxy-2,3-dihydro-1h-isoindole-1,3-dione (CAS 1052688-16-0)
- 2-Hydroxy-7-phenylisoquinoline-1,3(2H,4H)-dione (CAS 1092802-01-1)
- 1-(2-Hydroxy-2-methylpropyl)-3-(3-nitrophenyl)urea (CAS 1281132-41-9)
Recommended Standards
- 1-Methyl-4-phenyl-1h-pyrazolo[3,4-b]pyridine-3-carboxylic acid (CAS 1354706-24-3)
- 5-Nitro-3-(p-tolyl)-1H-indazole (CAS 1356087-63-2)
- 5-Amino-2-(4-aminophenyl)isoindoline-1,3-dione (CAS 13406-77-4)
- 5-(2-Methylpyrazolo[1,5-a]pyridine-3-carbonyl)pyridin-2(1H)-one (CAS 139254-95-8)
- mPEG7-amine (CAS 170572-38-0)
- (S)-2-((((9H-Fluoren-9-yl)oxy)carbonyl)amino)pent-4-ynoic acid (CAS 1632296-20-8)
- 2-Acetamido-4-(2-methoxyphenyl)butanoic acid (CAS 1260662-76-7)
- Moxifloxacin Impurity 51 (CAS 1571-30-8)
- 2,2-Bis(4-fluorophenyl)tetrahydrofuran (CAS 59455-10-6)
- N-(4-acetylphenyl)-4-aminobenzenesulfonamide (CAS 19837-78-6)
- (R)-1-(5-(Difluoromethyl)-2-fluorophenyl)ethan-1-ol (CAS 2154412-18-5)
- Dehydronuciferin (CAS 7630-74-2)
- 3,4-Dibromopicolinonitrile (CAS 1381934-40-2)
- Exenatide (CAS 141758-74-9（free base）)
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