4-Hydroxy-5-methylcyclopent-4-ene-1,3-dione hydrate CAS 179990-31-9

Description

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

CATO supplies 4-Hydroxy-5-methylcyclopent-4-ene-1,3-dione hydrate (CAS 179990-31-9), a certified reference material (molecular formula C6H6O3H2O, MW 144.13 g/mol) for analytical method development and quality control.

Structurally, 4-Hydroxy-5-methylcyclopent-4-ene-1,3-dione hydrate (C6H6O3H2O) contains a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 144.13 g/mol, it falls into the low-molecular-weight range. 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).

CATO manufactures 4-Hydroxy-5-methylcyclopent-4-ene-1,3-dione hydrate 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

Why CATO?

• ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
• 130,000+ catalog items in stock, COA supplied with every batch
• Worldwide shipping with full export documentation (HS code guidance available)
• Technical support: +86 18665070610 / Nicole.chen@cato-chem.com