2,2-Difluoro-4-iodobenzo[d][1,3]dioxole CAS 531508-54-0

Purity 97%+In StockPharmaceutical Standards
CAS No.531508-54-0
Molecular FormulaC7H3F2IO2
Molecular Weight284.00 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2,2-Difluoro-4-iodobenzo[d][1,3]dioxole CAS 531508-54-0 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 284.00 g/mol gives 2,2-Difluoro-4-iodobenzo[d][1,3]dioxole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2,2-Difluoro-4-iodobenzo[d][1,3]dioxole (CAS 531508-54-0), molecular formula C7H3F2IO2 and molecular weight 284.00 g/mol, is a CATO reference standard with documented purity and traceability.

2,2-Difluoro-4-iodobenzo[d][1,3]dioxole (C7H3F2IO2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/iodine substitution, an aromatic ring system. Halogen substitution raises its density and boiling point, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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

As a certified reference material (CRM), 2,2-Difluoro-4-iodobenzo[d][1,3]dioxole 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 FormulaC7H3F2IO2
Molecular Weight284.00 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at room temperature, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1984
Halogen ContentF/I-containing

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