7-Bromo-3-chloro-5-methyl-2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide CAS 1437434-09-7

Purity 97%+In StockPharmaceutical Standards
CAS No.1437434-09-7
Molecular FormulaC8H6BrClN2O2S
Molecular Weight309.57 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

7-Bromo-3-chloro-5-methyl-2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide CAS 1437434-09-7 chemical structure

Description

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.

CATO supplies 7-Bromo-3-chloro-5-methyl-2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide (CAS 1437434-09-7), a certified reference material (molecular formula C8H6BrClN2O2S, MW 309.57 g/mol) for analytical method development and quality control.

7-Bromo-3-chloro-5-methyl-2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide (C8H6BrClN2O2S) contains a nitrogen-containing heterocyclic scaffold, 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. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

CATO manufactures 7-Bromo-3-chloro-5-methyl-2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide 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 FormulaC8H6BrClN2O2S
Molecular Weight309.57 g/mol
Purity97%+
StorageStore at 2-8°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)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991
Halogen ContentCl/Br-containing
Nitrogen Atoms2
Sulfur Atoms1

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