Benzene, 1-bromo-2-iodo-5-methoxy-3-[2-(trimethylsilyl)ethynyl]- CAS 2918266-53-0

Purity 97%+In StockPharmaceutical Standards
CAS No.2918266-53-0
Molecular FormulaC12H14BrIOSi
Molecular Weight409.13 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Benzene, 1-bromo-2-iodo-5-methoxy-3-[2-(trimethylsilyl)ethynyl]- CAS 2918266-53-0 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 409.13 g/mol gives Benzene, 1-bromo-2-iodo-5-methoxy-3-[2-(trimethylsilyl)ethynyl]- distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Benzene, 1-bromo-2-iodo-5-methoxy-3-[2-(trimethylsilyl)ethynyl]- (CAS 2918266-53-0) is a high-purity analytical reference standard with the molecular formula C12H14BrIOSi and a molecular weight of 409.13 g/mol.

Benzene, 1-bromo-2-iodo-5-methoxy-3-[2-(trimethylsilyl)ethynyl]- (C12H14BrIOSi) contains a hydroxyl group, an ether linkage, bromine/iodine substitution, an aromatic ring system. Halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.

CATO manufactures Benzene, 1-bromo-2-iodo-5-methoxy-3-[2-(trimethylsilyl)ethynyl]- under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC12H14BrIOSi
Molecular Weight409.13 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at room temperature
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2004
Halogen ContentBr/I-containing

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