3-Chloro-5-iodo-2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide CAS 1437433-95-8

Purity 97%+In StockPharmaceutical Standards
CAS No.1437433-95-8
Molecular FormulaC7H4ClIN2O2S
Molecular Weight342.54 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-Chloro-5-iodo-2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide CAS 1437433-95-8 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 342.54 g/mol gives 3-Chloro-5-iodo-2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

3-Chloro-5-iodo-2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide (CAS 1437433-95-8), molecular formula C7H4ClIN2O2S and molecular weight 342.54 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C7H4ClIN2O2S, 3-Chloro-5-iodo-2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine/iodine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 342.54 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.

As a certified reference material (CRM), 3-Chloro-5-iodo-2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide 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 FormulaC7H4ClIN2O2S
Molecular Weight342.54 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/I-containing
Nitrogen Atoms2
Sulfur Atoms1

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