2-(tert-Butyl)dihydro-2H-pyran-4(3H)-one CAS 65857-18-3

Purity 97%+In StockPharmaceutical Standards
CAS No.65857-18-3
Molecular FormulaC9H16O2
Molecular Weight156.22 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(tert-Butyl)dihydro-2H-pyran-4(3H)-one CAS 65857-18-3 chemical structure

Description

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

2-(tert-Butyl)dihydro-2H-pyran-4(3H)-one (CAS 65857-18-3) is a high-purity analytical reference standard with the molecular formula C9H16O2 and a molecular weight of 156.22 g/mol.

2-(tert-Butyl)dihydro-2H-pyran-4(3H)-one (C9H16O2) 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.

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 FormulaC9H16O2
Molecular Weight156.22 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.)1975

Recommended Standards

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