N-(2-Ethylphenyl)-1-(thiophen-2-yl)cyclopentane-1-carboxamide CAS 1049554-15-5

Purity 97%+In StockPharmaceutical Standards
CAS No.1049554-15-5
Molecular FormulaC18H21NOS
Molecular Weight299.43 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-(2-Ethylphenyl)-1-(thiophen-2-yl)cyclopentane-1-carboxamide CAS 1049554-15-5 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 N-(2-Ethylphenyl)-1-(thiophen-2-yl)cyclopentane-1-carboxamide.

N-(2-Ethylphenyl)-1-(thiophen-2-yl)cyclopentane-1-carboxamide (CAS 1049554-15-5), molecular formula C18H21NOS and molecular weight 299.43 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C18H21NOS, N-(2-Ethylphenyl)-1-(thiophen-2-yl)cyclopentane-1-carboxamide contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 299.43 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.

As a certified reference material (CRM), N-(2-Ethylphenyl)-1-(thiophen-2-yl)cyclopentane-1-carboxamide 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 FormulaC18H21NOS
Molecular Weight299.43 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1988
Nitrogen Atoms1
Sulfur Atoms1

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Why CATO?