tert-Butyl(2-chloro-3-fluorophenoxy)dimethylsilane CAS 1881296-32-7

Purity 97%+In StockPharmaceutical Standards
CAS No.1881296-32-7
Molecular FormulaC12H18ClFOSi
Molecular Weight260.81 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

tert-Butyl(2-chloro-3-fluorophenoxy)dimethylsilane CAS 1881296-32-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 260.81 g/mol gives tert-Butyl(2-chloro-3-fluorophenoxy)dimethylsilane distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

tert-Butyl(2-chloro-3-fluorophenoxy)dimethylsilane (CAS 1881296-32-7), molecular formula C12H18ClFOSi and molecular weight 260.81 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, tert-Butyl(2-chloro-3-fluorophenoxy)dimethylsilane (C12H18ClFOSi) contains a hydroxyl group, an ether linkage, fluorine/chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 260.81 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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), tert-Butyl(2-chloro-3-fluorophenoxy)dimethylsilane 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 FormulaC12H18ClFOSi
Molecular Weight260.81 g/mol
Purity97%+
StorageStore at room temperature, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1995
Halogen ContentF/Cl-containing

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Why CATO?