(1R,4S)-bicyclo[2.2.1]Hept-5-ene-2,3-dicarboxylic acid CAS 196941-79-4

Purity 97%+In StockPharmaceutical Standards
CAS No.196941-79-4
Molecular FormulaC9H10O4
Molecular Weight182.17 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(1R,4S)-bicyclo[2.2.1]Hept-5-ene-2,3-dicarboxylic acid CAS 196941-79-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 182.17 g/mol gives (1R,4S)-bicyclo[2.2.1]Hept-5-ene-2,3-dicarboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(1R,4S)-bicyclo[2.2.1]Hept-5-ene-2,3-dicarboxylic acid (CAS 196941-79-4) is a high-purity analytical reference standard with the molecular formula C9H10O4 and a molecular weight of 182.17 g/mol.

(1R,4S)-bicyclo[2.2.1]Hept-5-ene-2,3-dicarboxylic acid (C9H10O4) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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), (1R,4S)-bicyclo[2.2.1]Hept-5-ene-2,3-dicarboxylic acid 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 FormulaC9H10O4
Molecular Weight182.17 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2013

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