2-(4-Chlorophenyl)-1-(p-tolyl)-1,5,6,7-tetrahydropyrrolo[1,2-a]imidazol-4-ium bromide CAS 475195-98-3

Purity 97%+In StockPharmaceutical Standards
CAS No.475195-98-3
Molecular FormulaC19H18ClN2
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(4-Chlorophenyl)-1-(p-tolyl)-1,5,6,7-tetrahydropyrrolo[1,2-a]imidazol-4-ium bromide CAS 475195-98-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 389.72 g/mol gives 2-(4-Chlorophenyl)-1-(p-tolyl)-1,5,6,7-tetrahydropyrrolo[1,2-a]imidazol-4-ium bromide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-(4-Chlorophenyl)-1-(p-tolyl)-1,5,6,7-tetrahydropyrrolo[1,2-a]imidazol-4-ium bromide (CAS 475195-98-3) is a high-purity analytical reference standard with the molecular formula C19H18ClN2Br and a molecular weight of 389.72 g/mol.

Based on its molecular formula C19H18ClN2Br, 2-(4-Chlorophenyl)-1-(p-tolyl)-1,5,6,7-tetrahydropyrrolo[1,2-a]imidazol-4-ium bromide contains a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine/bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 389.72 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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 FormulaC19H18ClN2 Br
Molecular Weight389.72 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl/Br-containing
Nitrogen Atoms2

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