p-Toluidine 5-bromo-4-chloro-1H-indol-3-yl sulfate CAS 6581-23-3

Purity 97%+In StockPharmaceutical Standards
CAS No.6581-23-3
Molecular FormulaC8H5BrClNO4S
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

p-Toluidine 5-bromo-4-chloro-1H-indol-3-yl sulfate CAS 6581-23-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 433.70 g/mol gives p-Toluidine 5-bromo-4-chloro-1H-indol-3-yl sulfate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

p-Toluidine 5-bromo-4-chloro-1H-indol-3-yl sulfate (CAS 6581-23-3), molecular formula C8H5BrClNO4SC7H9N and molecular weight 433.70 g/mol, is a CATO reference standard with documented purity and traceability.

p-Toluidine 5-bromo-4-chloro-1H-indol-3-yl sulfate (C8H5BrClNO4SC7H9N) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine/bromine substitution. It is notably hygroscopic, 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. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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), p-Toluidine 5-bromo-4-chloro-1H-indol-3-yl sulfate 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 FormulaC8H5BrClNO4S C7H9N
Molecular Weight433.70 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1958
Halogen ContentCl/Br-containing
Nitrogen Atoms2
Sulfur Atoms1

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