(2E,4Z)-5-Bromo-2,4-pentadienal CAS 168295-34-9

Purity 97%+In StockPharmaceutical Standards
CAS No.168295-34-9
Molecular FormulaC5H5BrO
Molecular Weight161.00 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(2E,4Z)-5-Bromo-2,4-pentadienal CAS 168295-34-9 chemical structure

Description

Structurally, (2E,4Z)-5-Bromo-2,4-pentadienal (C5H5BrO) contains a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 161.00 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

CATO supplies (2E,4Z)-5-Bromo-2,4-pentadienal (CAS 168295-34-9), a certified reference material (molecular formula C5H5BrO, MW 161.00 g/mol) for analytical method development and quality control.

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.

CATO manufactures (2E,4Z)-5-Bromo-2,4-pentadienal under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC5H5BrO
Molecular Weight161.00 g/mol
Purity97%+
StorageStore at 2-8°C, keep tightly closed to prevent evaporation
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.)2005
Halogen ContentBr-containing

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