2,2,6-Trimethyl-1,4-cyclohexanedione CAS 20547-99-3

Purity 97%+In StockPharmaceutical Standards
CAS No.20547-99-3
Molecular FormulaC9H14O2
Molecular Weight154.21 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2,2,6-Trimethyl-1,4-cyclohexanedione CAS 20547-99-3 chemical structure

Description

The occurrence of 2,2,6-Trimethyl-1,4-cyclohexanedione is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

2,2,6-Trimethyl-1,4-cyclohexanedione (CAS 20547-99-3), molecular formula C9H14O2 and molecular weight 154.21 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C9H14O2, 2,2,6-Trimethyl-1,4-cyclohexanedione contains a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 154.21 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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.

CATO manufactures 2,2,6-Trimethyl-1,4-cyclohexanedione under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC9H14O2
Molecular Weight154.21 g/mol
Purity97%+
StorageStore at 2-8°C
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1962

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