2-(Prop-2-yn-1-yl)cyclopentan-1-one CAS 19842-40-1

Purity 97%+In StockPharmaceutical Standards
CAS No.19842-40-1
Molecular FormulaC8H10O
Molecular Weight122.16 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(Prop-2-yn-1-yl)cyclopentan-1-one CAS 19842-40-1 chemical structure

Description

The occurrence of 2-(Prop-2-yn-1-yl)cyclopentan-1-one is closely related to a hydroxyl group, an ether linkage, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 2-(Prop-2-yn-1-yl)cyclopentan-1-one (CAS 19842-40-1), a certified reference material (molecular formula C8H10O, MW 122.16 g/mol) for analytical method development and quality control.

The molecular framework of 2-(Prop-2-yn-1-yl)cyclopentan-1-one (C8H10O) is characterized by a hydroxyl group, an ether linkage, an aromatic ring system. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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.

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 FormulaC8H10O
Molecular Weight122.16 g/mol
Purity97%+
StorageStore at 2-8°C
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityStable under recommended storage conditions
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1962

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