2,2'-([1,2,5]Thiadiazolo[3,4-c]pyridine-4,7-diylbis(4,1-phenylene))diacetonitrile CAS 1819995-22-6

Purity 97%+In StockPharmaceutical Standards
CAS No.1819995-22-6
Molecular FormulaC21H13N5S
Molecular Weight367.43 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2,2'-([1,2,5]Thiadiazolo[3,4-c]pyridine-4,7-diylbis(4,1-phenylene))diacetonitrile CAS 1819995-22-6 chemical structure

Description

CATO supplies 2,2'-([1,2,5]Thiadiazolo[3,4-c]pyridine-4,7-diylbis(4,1-phenylene))diacetonitrile (CAS 1819995-22-6), a certified reference material (molecular formula C21H13N5S, MW 367.43 g/mol) for analytical method development and quality control.

The molecular framework of 2,2'-([1,2,5]Thiadiazolo[3,4-c]pyridine-4,7-diylbis(4,1-phenylene))diacetonitrile (C21H13N5S) is characterized by a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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.

As a certified reference material (CRM), 2,2'-([1,2,5]Thiadiazolo[3,4-c]pyridine-4,7-diylbis(4,1-phenylene))diacetonitrile 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 FormulaC21H13N5S
Molecular Weight367.43 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)18.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1995
Nitrogen Atoms5
Sulfur Atoms1

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