Pyrazolo[1,5-a]pyrimidin-5-ylmethanol CAS 1346569-75-2
| CAS No. | 1346569-75-2 |
| Molecular Formula | C7H7N3O |
| Molecular Weight | 149.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
Pyrazolo[1,5-a]pyrimidin-5-ylmethanol (CAS 1346569-75-2) is a high-purity analytical reference standard with the molecular formula C7H7N3O and a molecular weight of 149.15 g/mol.
Owing to an amide group, a hydroxyl group, an ether linkage, an aromatic ring system, Pyrazolo[1,5-a]pyrimidin-5-ylmethanol is typically off-white to pale yellow liquid. Its solid-state physicochemical attributes — including a molecular weight of 149.15 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), Pyrazolo[1,5-a]pyrimidin-5-ylmethanol 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 | C7H7N3O |
| Molecular Weight | 149.15 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 3 |
Related Pyrazolo Standards
- (1H-Pyrazolo[4,3-b]pyridin-5-yl)methanol (CAS 1033772-24-5)
- (1H-Pyrazolo[4,3-c]pyridin-6-yl)methanol (CAS 1206974-35-7)
- 1H-pyrazolo[3,4-b]pyridine-3-methanol (CAS 1211589-17-1)
- (1H-Pyrazolo[4,3-c]pyridin-3-yl)methanol (CAS 1256811-70-7)
- 1H-Pyrazolo[4,3-b]pyridine-3,6-diamine (CAS 1314952-82-3)
- 1-{1H-pyrazolo[3,4-d]pyrimidin-6-yl}methanamine (CAS 1538171-15-1)
- 1H-pyrazolo[4,3-b]pyridin-3-ylmethanol (CAS 1785566-87-1)
- 3H-Pyrazolo[3,4-b]pyrazin-3-amine, 6-methyl- (CAS 1822933-29-8)
Recommended Standards
- 4-Hydroxyoxindole (CAS 13402-55-6)
- 3-(1h-Pyrazol-5-yl)-1h-pyrazol-5-amine (CAS 1347087-51-7)
- [1,2,4]triazolo[1,5-a]pyrimidin-2-ylmethanamine (CAS 1338670-04-4)
- 2-Methylfuro[2,3-d]pyrimidin-4-amine (CAS 1351395-44-2)
- 1-Propyl-1H-imidazole-5-carbaldehyde (CAS 199192-25-1)
- 4,6-Dichloro-3-(methylthio)-1H-pyrazolo[3,4-d]pyrimidine (CAS 1037479-36-9)
- 4-(1H-Pyrazol-1-yl)dihydrofuran-3(2H)-one (CAS 2138420-08-1)
- 2-(Cyclopent-1-en-1-yl)-4-methoxy-1H-indole (CAS 1028386-71-1)
- 5-Hydroxy-3-methyl-1-(p-tolyl)-1H-pyrazole-4-carbaldehyde (CAS 60484-30-2)
- 1-benzyl-5-methylpiperidin-3-amine (CAS 1315367-65-7)
- 4-(3-methoxyphenyl)-1-sulfanyl-4H,5H-[1,2,4]triazolo[4,3-a]quinazolin-5-one (CAS 67443-02-1)
- Tert-butyl n-[2-(2,3-dihydro-1h-indol-3-yl)ethyl]carbamate (CAS 907969-24-8)
- 4-Methylquinuclidine (CAS 45651-41-0)
- Acetyl-(Leu28·31)-Neuropeptide Y (24-36) (CAS 155709-24-3)
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