7-(3-(Chlorodimethylsilyl)propoxy)-4-methyl-2H-chromen-2-one CAS 129119-77-3

Purity 97%+In StockPharmaceutical Standards
CAS No.129119-77-3
Molecular FormulaC15H19ClO3Si
Molecular Weight310.85 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

7-(3-(Chlorodimethylsilyl)propoxy)-4-methyl-2H-chromen-2-one CAS 129119-77-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 310.85 g/mol gives 7-(3-(Chlorodimethylsilyl)propoxy)-4-methyl-2H-chromen-2-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 7-(3-(Chlorodimethylsilyl)propoxy)-4-methyl-2H-chromen-2-one (CAS 129119-77-3), a certified reference material (molecular formula C15H19ClO3Si, MW 310.85 g/mol) for analytical method development and quality control.

7-(3-(Chlorodimethylsilyl)propoxy)-4-methyl-2H-chromen-2-one (C15H19ClO3Si) contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. Halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; 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.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

CATO manufactures 7-(3-(Chlorodimethylsilyl)propoxy)-4-methyl-2H-chromen-2-one 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 FormulaC15H19ClO3Si
Molecular Weight310.85 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1993
Halogen ContentCl-containing

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