2,5-DIFLUOROBENZOYL CHLORIDE 2,5-Difluorobenzyl chloride 2-(CHLOROMETHYL)-1,4-DIFLUOROBENZENE 495-07-8 ALPHA-CHLORO-2,5-DIFLUOROTOLUENE AS00686 CAS 495-07-8

Purity 97%+In StockPharmaceutical Standards
CAS No.495-07-8
Molecular FormulaC7H5ClF2
Molecular Weight162.56 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2,5-DIFLUOROBENZOYL CHLORIDE 2,5-Difluorobenzyl chloride 2-(CHLOROMETHYL)-1,4-DIFLUOROBENZENE 495-07-8 ALPHA-CHLORO-2,5-DIFLUOROTOLUENE AS00686 CAS 495-07-8 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 2,5-DIFLUOROBENZOYL CHLORIDE 2,5-Difluorobenzyl chloride 2-(CHLOROMETHYL)-1,4-DIFLUOROBENZENE 495-07-8 ALPHA-CHLORO-2,5-DIFLUOROTOLUENE AS00686.

CATO supplies 2,5-DIFLUOROBENZOYL CHLORIDE 2,5-Difluorobenzyl chloride 2-(CHLOROMETHYL)-1,4-DIFLUOROBENZENE 495-07-8 ALPHA-CHLORO-2,5-DIFLUOROTOLUENE AS00686 (CAS 495-07-8), a certified reference material (molecular formula C7H5ClF2, MW 162.56 g/mol) for analytical method development and quality control.

Based on its molecular formula C7H5ClF2, 2,5-DIFLUOROBENZOYL CHLORIDE 2,5-Difluorobenzyl chloride 2-(CHLOROMETHYL)-1,4-DIFLUOROBENZENE 495-07-8 ALPHA-CHLORO-2,5-DIFLUOROTOLUENE AS00686 contains fluorine/chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 162.56 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 2,5-DIFLUOROBENZOYL CHLORIDE 2,5-Difluorobenzyl chloride 2-(CHLOROMETHYL)-1,4-DIFLUOROBENZENE 495-07-8 ALPHA-CHLORO-2,5-DIFLUOROTOLUENE AS00686 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 FormulaC7H5ClF2
Molecular Weight162.56 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Halogen ContentF/Cl-containing

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