1-(4-Chlorophenyl)-3-[(1Z)-1-{[(2,6-dichlorophenyl)methoxy]amino}-2-(1H-1,2,4-triazol-1-yl)ethylidene]urea CAS 339104-07-3

Purity 97%+In StockPharmaceutical Standards
CAS No.339104-07-3
Molecular FormulaC18H15Cl3N6O2
Molecular Weight453.71 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(4-Chlorophenyl)-3-[(1Z)-1-{[(2,6-dichlorophenyl)methoxy]amino}-2-(1H-1,2,4-triazol-1-yl)ethylidene]urea CAS 339104-07-3 chemical structure

Description

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.

1-(4-Chlorophenyl)-3-[(1Z)-1-{[(2,6-dichlorophenyl)methoxy]amino}-2-(1H-1,2,4-triazol-1-yl)ethylidene]urea (CAS 339104-07-3), molecular formula C18H15Cl3N6O2 and molecular weight 453.71 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 1-(4-Chlorophenyl)-3-[(1Z)-1-{[(2,6-dichlorophenyl)methoxy]amino}-2-(1H-1,2,4-triazol-1-yl)ethylidene]urea (C18H15Cl3N6O2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 453.71 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

CATO manufactures 1-(4-Chlorophenyl)-3-[(1Z)-1-{[(2,6-dichlorophenyl)methoxy]amino}-2-(1H-1,2,4-triazol-1-yl)ethylidene]urea 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 FormulaC18H15Cl3N6O2
Molecular Weight453.71 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
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)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms6

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