1-(3,4-Dichlorophenyl)-3-(pyrimidin-2-yl)urea CAS 23656-32-8

Purity 97%+In StockPharmaceutical Standards
CAS No.23656-32-8
Molecular FormulaC11H8Cl2N4O
Molecular Weight283.11 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(3,4-Dichlorophenyl)-3-(pyrimidin-2-yl)urea CAS 23656-32-8 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 283.11 g/mol gives 1-(3,4-Dichlorophenyl)-3-(pyrimidin-2-yl)urea distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 1-(3,4-Dichlorophenyl)-3-(pyrimidin-2-yl)urea (CAS 23656-32-8), a certified reference material (molecular formula C11H8Cl2N4O, MW 283.11 g/mol) for analytical method development and quality control.

1-(3,4-Dichlorophenyl)-3-(pyrimidin-2-yl)urea (C11H8Cl2N4O) 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. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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 1-(3,4-Dichlorophenyl)-3-(pyrimidin-2-yl)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 FormulaC11H8Cl2N4O
Molecular Weight283.11 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1963
Halogen ContentCl-containing
Nitrogen Atoms4

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