ethyl 4-(chlorosulfonyl)-3-fluorobenzoate CAS 1063734-43-9

Purity 97%+In StockPharmaceutical Standards
CAS No.1063734-43-9
Molecular FormulaC9H8ClFO4S
Molecular Weight266.67 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

ethyl 4-(chlorosulfonyl)-3-fluorobenzoate CAS 1063734-43-9 chemical structure

Description

CATO supplies ethyl 4-(chlorosulfonyl)-3-fluorobenzoate (CAS 1063734-43-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H8ClFO4S. Molecular weight: 266.67 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC9H8ClFO4S
Molecular Weight266.67 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; 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.)1988
Halogen ContentF/Cl-containing
Sulfur Atoms1

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