4-(5-Amino-4H-1,2,4-triazol-3-YL)-2-chlorophenol CAS 1016534-61-4

Purity 97%+In StockPharmaceutical Standards
CAS No.1016534-61-4
Molecular FormulaC8H7ClN4O
Molecular Weight210.62 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-(5-Amino-4H-1,2,4-triazol-3-YL)-2-chlorophenol CAS 1016534-61-4 chemical structure

Description

The occurrence of 4-(5-Amino-4H-1,2,4-triazol-3-YL)-2-chlorophenol is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 4-(5-Amino-4H-1,2,4-triazol-3-YL)-2-chlorophenol (CAS 1016534-61-4), a certified reference material (molecular formula C8H7ClN4O, MW 210.62 g/mol) for analytical method development and quality control.

Structurally, 4-(5-Amino-4H-1,2,4-triazol-3-YL)-2-chlorophenol (C8H7ClN4O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 210.62 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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), 4-(5-Amino-4H-1,2,4-triazol-3-YL)-2-chlorophenol 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 FormulaC8H7ClN4O
Molecular Weight210.62 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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1988
Halogen ContentCl-containing
Nitrogen Atoms4

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