Rel-(1R,5S)-7,7-dimethyl-2-oxabicyclo[3.2.0]heptan-6-one CAS 1807882-32-1

Purity 97%+In StockPharmaceutical Standards
CAS No.1807882-32-1
Molecular FormulaC8H12O2
Molecular Weight140.18 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Rel-(1R,5S)-7,7-dimethyl-2-oxabicyclo[3.2.0]heptan-6-one CAS 1807882-32-1 chemical structure

Description

Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, Rel-(1R,5S)-7,7-dimethyl-2-oxabicyclo[3.2.0]heptan-6-one is typically white to off-white liquid. Its solid-state physicochemical attributes — including a molecular weight of 140.18 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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).

Rel-(1R,5S)-7,7-dimethyl-2-oxabicyclo[3.2.0]heptan-6-one (CAS 1807882-32-1), molecular formula C8H12O2 and molecular weight 140.18 g/mol, is a CATO reference standard with documented purity and traceability.

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), Rel-(1R,5S)-7,7-dimethyl-2-oxabicyclo[3.2.0]heptan-6-one 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 FormulaC8H12O2
Molecular Weight140.18 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.)1995

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