(Z)-4-(2-chloro-1,2-diphenylvinyl)phenol CAS 72474-40-9

Purity 97%+In StockPharmaceutical Standards
CAS No.72474-40-9
Molecular FormulaC20H15ClO
Molecular Weight306.79 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(Z)-4-(2-chloro-1,2-diphenylvinyl)phenol CAS 72474-40-9 chemical structure

Description

The occurrence of (Z)-4-(2-chloro-1,2-diphenylvinyl)phenol 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.

(Z)-4-(2-chloro-1,2-diphenylvinyl)phenol (CAS 72474-40-9), molecular formula C20H15ClO and molecular weight 306.79 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C20H15ClO, (Z)-4-(2-chloro-1,2-diphenylvinyl)phenol contains a steroid core, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 306.79 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC20H15ClO
Molecular Weight306.79 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1977
Halogen ContentCl-containing

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