(S)-1-(2-(1h-Pyrazol-1-yl)phenyl)ethan-1-ol CAS 1344928-89-7
| CAS No. | 1344928-89-7 |
| Molecular Formula | C11H12N2O |
| Molecular Weight | 188.23 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.
CATO supplies (S)-1-(2-(1h-Pyrazol-1-yl)phenyl)ethan-1-ol (CAS 1344928-89-7), a certified reference material (molecular formula C11H12N2O, MW 188.23 g/mol) for analytical method development and quality control.
Structurally, (S)-1-(2-(1h-Pyrazol-1-yl)phenyl)ethan-1-ol (C11H12N2O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 188.23 g/mol, it falls into the medium-molecular-weight range. 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), (S)-1-(2-(1h-Pyrazol-1-yl)phenyl)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 | C11H12N2O |
| Molecular Weight | 188.23 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 2 |
Recommended Standards
- (R)-1-(2-(1h-Pyrazol-1-yl)phenyl)ethan-1-ol (CAS 1344920-15-5)
- (R)-1-(4-(1h-Pyrazol-1-yl)phenyl)ethan-1-ol (CAS 1344959-81-4)
- (S)-1-(4-(1h-Pyrazol-1-yl)phenyl)ethan-1-ol (CAS 1344918-44-0)
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