2-(3-Chloropropyl)-1,2,4-Triazolo[4,3-α]pyridin-3(2H)-one CAS 19666-40-1

Purity 97%+In StockPharmaceutical Standards
CAS No.19666-40-1
Molecular FormulaC9H10ClN3O
Molecular Weight211.65 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(3-Chloropropyl)-1,2,4-Triazolo[4,3-α]pyridin-3(2H)-one CAS 19666-40-1 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 211.65 g/mol gives 2-(3-Chloropropyl)-1,2,4-Triazolo[4,3-α]pyridin-3(2H)-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 2-(3-Chloropropyl)-1,2,4-Triazolo[4,3-α]pyridin-3(2H)-one (CAS 19666-40-1), a certified reference material (molecular formula C9H10ClN3O, MW 211.65 g/mol) for analytical method development and quality control.

2-(3-Chloropropyl)-1,2,4-Triazolo[4,3-α]pyridin-3(2H)-one (C9H10ClN3O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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 2-(3-Chloropropyl)-1,2,4-Triazolo[4,3-α]pyridin-3(2H)-one 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 FormulaC9H10ClN3O
Molecular Weight211.65 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 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)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1962
Halogen ContentCl-containing
Nitrogen Atoms3

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