1-((2-(Trimethylsilyl)ethoxy)methyl)-1H-pyrazole CAS 133560-57-3
| CAS No. | 133560-57-3 |
| Molecular Formula | C9H18N2OSi |
| Molecular Weight | 198.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 1-((2-(Trimethylsilyl)ethoxy)methyl)-1H-pyrazole.
1-((2-(Trimethylsilyl)ethoxy)methyl)-1H-pyrazole (CAS 133560-57-3) is a high-purity analytical reference standard with the molecular formula C9H18N2OSi and a molecular weight of 198.34 g/mol.
Structurally, 1-((2-(Trimethylsilyl)ethoxy)methyl)-1H-pyrazole (C9H18N2OSi) contains an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 198.34 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.
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.
As a certified reference material (CRM), 1-((2-(Trimethylsilyl)ethoxy)methyl)-1H-pyrazole 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 | C9H18N2OSi |
| Molecular Weight | 198.34 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) | 2.0 |
| CAS Registry Year (est.) | 1995 |
| Nitrogen Atoms | 2 |
Related Trimethylsilyl Standards
- 1-((2-(Trimethylsilyl)ethoxy)methyl)-1H-imidazole (CAS 101226-33-9)
- 4-((Trimethylsilyl)ethynyl)tetrahydro-2H-pyran-4-ol (CAS 1044277-44-2)
- 7-(Trimethylsilyl)hept-6-ynoic acid (CAS 473542-74-4)
- 1-Methyl-3-(trimethylsilyl)-1H-pyrazole-4-carboxylic acid (CAS 2471519-88-5)
- Methyl 3-(trimethylsilyl)-1H-pyrazole-5-carboxylate (CAS 936368-98-8)
- 1-(Trimethylsilyl)-4-chloro-3-methylbenzene (CAS 845823-24-7)
- 2-Methyl-5-(trimethylsilyl)oxazole-4-carboxylic acid (CAS 88400-25-3)
- 4-((Trimethylsilyl)oxy)tetrahydro-2H-pyran-4-carbonitrile (CAS 112799-02-7)
Recommended Standards
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