5-({4-[(difluoromethyl)sulfanyl]phenyl}amino)-1,3,4-thiadiazole-2-thiol CAS 571149-73-0

Purity 97%+In StockPharmaceutical Standards
CAS No.571149-73-0
Molecular FormulaC9H7F2N3S3
Molecular Weight291.36 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-({4-[(difluoromethyl)sulfanyl]phenyl}amino)-1,3,4-thiadiazole-2-thiol CAS 571149-73-0 chemical structure

Description

5-({4-[(difluoromethyl)sulfanyl]phenyl}amino)-1,3,4-thiadiazole-2-thiol (C9H7F2N3S3) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, fluorine substitution. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

5-({4-[(difluoromethyl)sulfanyl]phenyl}amino)-1,3,4-thiadiazole-2-thiol (CAS 571149-73-0), molecular formula C9H7F2N3S3 and molecular weight 291.36 g/mol, is a CATO reference standard with documented purity and traceability.

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.

As a certified reference material (CRM), 5-({4-[(difluoromethyl)sulfanyl]phenyl}amino)-1,3,4-thiadiazole-2-thiol 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 FormulaC9H7F2N3S3
Molecular Weight291.36 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, 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
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1984
Halogen ContentF-containing
Nitrogen Atoms3
Sulfur Atoms3

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