2-(1H-Pyrazol-3-yl)ethan-1-ol CAS 32385-74-3
| CAS No. | 32385-74-3 |
| Molecular Formula | C5H8N2O |
| Molecular Weight | 112.13 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.
2-(1H-Pyrazol-3-yl)ethan-1-ol (CAS 32385-74-3) is a high-purity analytical reference standard with the molecular formula C5H8N2O and a molecular weight of 112.13 g/mol.
Based on its molecular formula C5H8N2O, 2-(1H-Pyrazol-3-yl)ethan-1-ol contains an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 112.13 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), 2-(1H-Pyrazol-3-yl)ethan-1-ol 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 | C5H8N2O |
| Molecular Weight | 112.13 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1966 |
| Nitrogen Atoms | 2 |
Related H Standards
- 1-(1h-Pyrazol-3-yl)ethan-1-ol (CAS 23585-50-4)
- (1H-Pyrazol-5-yl)boronic acid (CAS 724710-02-5)
- 1-(1H-Pyrazol-3-yl)ethan-1-amine (CAS 1179072-43-5)
- 1-(1H-PYRAZOL-4-YL)ETHANAMINE (CAS 1340143-61-4)
- 1-(1H-Pyrazol-1-yl)ethanone (CAS 10199-64-1)
- 1-(1H-pyrazol-3-yl)ethan-1-one (CAS 20583-33-9)
- 1-(1H-pyrazol-4-yl)ethan-1-one (CAS 25016-16-4)
- 2-(1H-pyrazol-1-yl)acetaldehyde (CAS 99310-58-4)
Recommended Standards
- 2-(1H-1,2,4-triazol-5-yl)ethan-1-amine (CAS 7728-75-8)
- 2-(2H-1,2,3-Triazol-2-yl)ethan-1-amine (CAS 4320-98-3)
- 2-(1H-1,2,4-Triazol-1-yl)ethan-1-amine (CAS 51444-31-6)
- 2-(2-Imidazolyl)ethanol (CAS 51036-79-4)
- tert-Butyl (4-iodo-2-methoxypyridin-3-yl)carbamate (CAS 162709-20-8)
- 2-(3-Amino-5-hydroxyphenyl)-2,2-difluoroacetic acid (CAS 2357770-60-4)
- N-[5-(4-Bromophenyl)-6-chloro-4-pyrimidinyl]-N'-(phenylmethyl)sulfamide (CAS 441797-42-8)
- 2-(2-((4-Hydroxythiazol-2-yl)methyl)-4-phenylthiazol-5-yl)acetic acid (CAS 860651-43-0)
- Zonisamide Impurity 1 (CAS CATO-C4X-17851)
- 2-Amino-N-(4-(2-methoxyethoxy)phenyl)propanamide hydrochloride (CAS 1593576-01-2)
- 2-Cyclopropyl-N-methylpyridin-4-amine dihydrochloride (CAS 1416713-58-0)
- (S)-4-chloro-3-(pyrrolidin-2-yl)aniline (CAS 1212876-50-0)
- N-(Benzo[d]thiazol-2-yl)-2-((7-phenyl-6,7-dihydro-5H-imidazo[2,1-c][1,2,4]triazol-3-yl)thio)acetamide (CAS 921557-36-0)
- Vancomycin Hexapeptide (CAS 115236-65-2)
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