Dimethyl 3,4,5,6-tetrafluorophthalate CAS 1024-59-5

Purity 97%+In StockPharmaceutical Standards
CAS No.1024-59-5
Molecular FormulaC10H6F4O4
Molecular Weight266.15 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Dimethyl 3,4,5,6-tetrafluorophthalate CAS 1024-59-5 chemical structure

Description

As a certified reference material (CRM), Dimethyl 3,4,5,6-tetrafluorophthalate 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.

Dimethyl 3,4,5,6-tetrafluorophthalate (CAS 1024-59-5) is a high-purity analytical reference standard with the molecular formula C10H6F4O4 and a molecular weight of 266.15 g/mol.

Based on its molecular formula C10H6F4O4, Dimethyl 3,4,5,6-tetrafluorophthalate contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 266.15 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

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.

Physical & Chemical Properties

Molecular FormulaC10H6F4O4
Molecular Weight266.15 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; 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.)1957
Halogen ContentF-containing

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