1499AH 528583-91-7 7S,8R,17R-Trihydroxy-4Z,9E,11E,13Z,15E19Z-docosahexaenoic acid C22H32O5 CAS 528583-91-7

Purity 97%+In StockPharmaceutical Standards
CAS No.528583-91-7
Molecular FormulaC22H32O5
Molecular Weight376.49 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1499AH 528583-91-7 7S,8R,17R-Trihydroxy-4Z,9E,11E,13Z,15E19Z-docosahexaenoic acid C22H32O5 CAS 528583-91-7 chemical structure

Description

The occurrence of 1499AH 528583-91-7 7S,8R,17R-Trihydroxy-4Z,9E,11E,13Z,15E19Z-docosahexaenoic acid C22H32O5 is closely related to a flavonoid core, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

1499AH 528583-91-7 7S,8R,17R-Trihydroxy-4Z,9E,11E,13Z,15E19Z-docosahexaenoic acid C22H32O5 (CAS 528583-91-7) is a high-purity analytical reference standard with the molecular formula C22H32O5 and a molecular weight of 376.49 g/mol.

Based on its molecular formula C22H32O5, 1499AH 528583-91-7 7S,8R,17R-Trihydroxy-4Z,9E,11E,13Z,15E19Z-docosahexaenoic acid C22H32O5 contains a flavonoid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 376.49 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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).

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), 1499AH 528583-91-7 7S,8R,17R-Trihydroxy-4Z,9E,11E,13Z,15E19Z-docosahexaenoic acid C22H32O5 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 FormulaC22H32O5
Molecular Weight376.49 g/mol
AppearanceOff-white to pale yellow crystalline powder
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
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1984

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