1-Methyl-5-methylene-4,5-dihydrocyclopenta[b]pyrrol-6(1H)-one CAS 143159-33-5

Purity 97%+In StockPharmaceutical Standards
CAS No.143159-33-5
Molecular FormulaC9H9NO
Molecular Weight147.17 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-Methyl-5-methylene-4,5-dihydrocyclopenta[b]pyrrol-6(1H)-one CAS 143159-33-5 chemical structure

Description

As a certified reference material (CRM), 1-Methyl-5-methylene-4,5-dihydrocyclopenta[b]pyrrol-6(1H)-one 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.

1-Methyl-5-methylene-4,5-dihydrocyclopenta[b]pyrrol-6(1H)-one (CAS 143159-33-5) is a high-purity analytical reference standard with the molecular formula C9H9NO and a molecular weight of 147.17 g/mol.

Based on its molecular formula C9H9NO, 1-Methyl-5-methylene-4,5-dihydrocyclopenta[b]pyrrol-6(1H)-one contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 147.17 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.

Physical & Chemical Properties

Molecular FormulaC9H9NO
Molecular Weight147.17 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1997
Nitrogen Atoms1

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