5-(2-chloro-3,4-dimethoxyphenyl)-2H-1,2,3,4-tetrazole CAS 1630742-73-2

Purity 97%+In StockPharmaceutical Standards
CAS No.1630742-73-2
Molecular FormulaC9H9ClN4O2
Molecular Weight240.65 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-(2-chloro-3,4-dimethoxyphenyl)-2H-1,2,3,4-tetrazole CAS 1630742-73-2 chemical structure

Description

5-(2-chloro-3,4-dimethoxyphenyl)-2H-1,2,3,4-tetrazole (CAS 1630742-73-2), molecular formula C9H9ClN4O2 and molecular weight 240.65 g/mol, is a CATO reference standard with documented purity and traceability.

5-(2-chloro-3,4-dimethoxyphenyl)-2H-1,2,3,4-tetrazole (C9H9ClN4O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine 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. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

CATO manufactures 5-(2-chloro-3,4-dimethoxyphenyl)-2H-1,2,3,4-tetrazole 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 FormulaC9H9ClN4O2
Molecular Weight240.65 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor)
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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1993
Halogen ContentCl-containing
Nitrogen Atoms4

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