4-(4-(3-Chlorophenoxy)-3-oxobut-1-en-1-yl)-5-hydroxyhexahydro-2H-cyclopenta[b]furan-2-one CAS 67738-67-4

Purity 97%+In StockPharmaceutical Standards
CAS No.67738-67-4
Molecular FormulaC17H17ClO5
Molecular Weight336.77 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-(4-(3-Chlorophenoxy)-3-oxobut-1-en-1-yl)-5-hydroxyhexahydro-2H-cyclopenta[b]furan-2-one CAS 67738-67-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 336.77 g/mol gives 4-(4-(3-Chlorophenoxy)-3-oxobut-1-en-1-yl)-5-hydroxyhexahydro-2H-cyclopenta[b]furan-2-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

4-(4-(3-Chlorophenoxy)-3-oxobut-1-en-1-yl)-5-hydroxyhexahydro-2H-cyclopenta[b]furan-2-one (CAS 67738-67-4), molecular formula C17H17ClO5 and molecular weight 336.77 g/mol, is a CATO reference standard with documented purity and traceability.

4-(4-(3-Chlorophenoxy)-3-oxobut-1-en-1-yl)-5-hydroxyhexahydro-2H-cyclopenta[b]furan-2-one (C17H17ClO5) contains a flavonoid core, a hydroxyl group, an ether linkage, chlorine substitution. Halogen substitution raises its density and boiling point, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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), 4-(4-(3-Chlorophenoxy)-3-oxobut-1-en-1-yl)-5-hydroxyhexahydro-2H-cyclopenta[b]furan-2-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 FormulaC17H17ClO5
Molecular Weight336.77 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1976
Halogen ContentCl-containing

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