5-Ethylheptanoic acid CAS 1339912-26-3

Purity 97%+In StockPharmaceutical Standards
CAS No.1339912-26-3
Molecular FormulaC9H18O2
Molecular Weight158.24 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Ethylheptanoic acid CAS 1339912-26-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 158.24 g/mol gives 5-Ethylheptanoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

5-Ethylheptanoic acid (CAS 1339912-26-3), molecular formula C9H18O2 and molecular weight 158.24 g/mol, is a CATO reference standard with documented purity and traceability.

5-Ethylheptanoic acid (C9H18O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions.

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), 5-Ethylheptanoic acid 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 FormulaC9H18O2
Molecular Weight158.24 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)1.0
CAS Registry Year (est.)1991

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Why CATO?