3-Chloro-7-(1H-1,2,4-triazol-1-yl)-2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide CAS 1437433-36-7

Purity 97%+In StockPharmaceutical Standards
CAS No.1437433-36-7
Molecular FormulaC9H6ClN5O2S
Molecular Weight283.69 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-Chloro-7-(1H-1,2,4-triazol-1-yl)-2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide CAS 1437433-36-7 chemical structure

Description

3-Chloro-7-(1H-1,2,4-triazol-1-yl)-2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide (CAS 1437433-36-7), molecular formula C9H6ClN5O2S and molecular weight 283.69 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution, 3-Chloro-7-(1H-1,2,4-triazol-1-yl)-2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 283.69 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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-7-(1H-1,2,4-triazol-1-yl)-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 FormulaC9H6ClN5O2S
Molecular Weight283.69 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
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.)1991
Halogen ContentCl-containing
Nitrogen Atoms5
Sulfur Atoms1

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