(((((3-Bromo-1,2-phenylene)bis(oxy))bis(methylene))bis(oxy))bis(ethane-2,1-diyl))bis(trimethylsilane) CAS 2401894-65-1

Purity 97%+In StockPharmaceutical Standards
CAS No.2401894-65-1
Molecular FormulaC18H33BrO4Si2
Molecular Weight449.53 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(((((3-Bromo-1,2-phenylene)bis(oxy))bis(methylene))bis(oxy))bis(ethane-2,1-diyl))bis(trimethylsilane) CAS 2401894-65-1 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 449.53 g/mol gives (((((3-Bromo-1,2-phenylene)bis(oxy))bis(methylene))bis(oxy))bis(ethane-2,1-diyl))bis(trimethylsilane) distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(((((3-Bromo-1,2-phenylene)bis(oxy))bis(methylene))bis(oxy))bis(ethane-2,1-diyl))bis(trimethylsilane) (CAS 2401894-65-1), molecular formula C18H33BrO4Si2 and molecular weight 449.53 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, (((((3-Bromo-1,2-phenylene)bis(oxy))bis(methylene))bis(oxy))bis(ethane-2,1-diyl))bis(trimethylsilane) (C18H33BrO4Si2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution. 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 449.53 g/mol, it falls into the moderately-high-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), (((((3-Bromo-1,2-phenylene)bis(oxy))bis(methylene))bis(oxy))bis(ethane-2,1-diyl))bis(trimethylsilane) 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 FormulaC18H33BrO4Si2
Molecular Weight449.53 g/mol
Purity97%+
StorageStore at room temperature, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityContains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)2000
Halogen ContentBr-containing

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