trans-2-Pentenoic Acid CAS 13991-37-2

Purity >95%In StockPharmaceutical Standards
CAS No.13991-37-2
Molecular FormulaC5H8O2
Molecular Weight100.12 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

trans-2-Pentenoic Acid CAS 13991-37-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 100.12 g/mol gives trans-2-Pentenoic Acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

trans-2-Pentenoic Acid (CAS 13991-37-2) is a high-purity analytical reference standard with the molecular formula C5H8O2 and a molecular weight of 100.12 g/mol.

Based on its molecular formula C5H8O2, trans-2-Pentenoic Acid contains a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 100.12 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.

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 FormulaC5H8O2
Molecular Weight100.12 g/mol
Purity>95%
StorageStore at 2-8°C
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityStable under recommended storage conditions
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1960

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