2,2,2-Trichloro-1-(1-methyl-1H-pyrrol-2-yl)ethanone CAS 21898-65-7

Purity 97%+In StockPharmaceutical Standards
CAS No.21898-65-7
Molecular FormulaC7H6Cl3NO
Molecular Weight226.49 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2,2,2-Trichloro-1-(1-methyl-1H-pyrrol-2-yl)ethanone CAS 21898-65-7 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 2,2,2-Trichloro-1-(1-methyl-1H-pyrrol-2-yl)ethanone.

2,2,2-Trichloro-1-(1-methyl-1H-pyrrol-2-yl)ethanone (CAS 21898-65-7) is a high-purity analytical reference standard with the molecular formula C7H6Cl3NO and a molecular weight of 226.49 g/mol.

Based on its molecular formula C7H6Cl3NO, 2,2,2-Trichloro-1-(1-methyl-1H-pyrrol-2-yl)ethanone contains an amide group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 226.49 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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.

As a certified reference material (CRM), 2,2,2-Trichloro-1-(1-methyl-1H-pyrrol-2-yl)ethanone 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 FormulaC7H6Cl3NO
Molecular Weight226.49 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1963
Halogen ContentCl-containing
Nitrogen Atoms1

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