(E)-2,4-dimethylpent-2-enoic acid CAS 3876-52-6

Purity 97%+In StockPharmaceutical Standards
CAS No.3876-52-6
Molecular FormulaC7H12O2
Molecular Weight128.17 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(E)-2,4-dimethylpent-2-enoic acid CAS 3876-52-6 chemical structure

Description

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.

(E)-2,4-dimethylpent-2-enoic acid (CAS 3876-52-6), molecular formula C7H12O2 and molecular weight 128.17 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C7H12O2, (E)-2,4-dimethylpent-2-enoic 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 128.17 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.

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 FormulaC7H12O2
Molecular Weight128.17 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)2.0
CAS Registry Year (est.)1958

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