2-Chloro-1,3-di-p-tolylpropane-1,3-dione CAS 832737-81-2

Purity 97%+In StockPharmaceutical Standards
CAS No.832737-81-2
Molecular FormulaC17H15ClO2
Molecular Weight286.75 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Chloro-1,3-di-p-tolylpropane-1,3-dione CAS 832737-81-2 chemical structure

Description

The occurrence of 2-Chloro-1,3-di-p-tolylpropane-1,3-dione is closely related to a steroid core, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

2-Chloro-1,3-di-p-tolylpropane-1,3-dione (CAS 832737-81-2) is a high-purity analytical reference standard with the molecular formula C17H15ClO2 and a molecular weight of 286.75 g/mol.

Owing to a steroid core, a hydroxyl group, an ether linkage, chlorine substitution, 2-Chloro-1,3-di-p-tolylpropane-1,3-dione is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 286.75 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.

As a certified reference material (CRM), 2-Chloro-1,3-di-p-tolylpropane-1,3-dione 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 FormulaC17H15ClO2
Molecular Weight286.75 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1986
Halogen ContentCl-containing

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