1-Bromo-2-naphthalenecarboxaldehyde 1-bromo-2-naphthaldehyde 3378-82-3 CAS 3378-82-3

Purity 97%+In StockPharmaceutical Standards
CAS No.3378-82-3
Molecular FormulaC11H17BrO
Molecular Weight245.16 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-Bromo-2-naphthalenecarboxaldehyde
1-bromo-2-naphthaldehyde
3378-82-3 CAS 3378-82-3 chemical structure

Description

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.

1-Bromo-2-naphthalenecarboxaldehyde 1-bromo-2-naphthaldehyde 3378-82-3 (CAS 3378-82-3), molecular formula C11H17BrO and molecular weight 245.16 g/mol, is a CATO reference standard with documented purity and traceability.

The molecular framework of 1-Bromo-2-naphthalenecarboxaldehyde 1-bromo-2-naphthaldehyde 3378-82-3 (C11H17BrO) is characterized by a hydroxyl group, an ether linkage, bromine substitution. In reversed-phase chromatography, its retention is governed primarily by its high hydrophobicity (logP), which provides a practical basis for HPLC-UV/DAD or LC-MS method development. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

As a certified reference material (CRM), 1-Bromo-2-naphthalenecarboxaldehyde 1-bromo-2-naphthaldehyde 3378-82-3 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 FormulaC11H17BrO
Molecular Weight245.16 g/mol
Purity97%+
StorageStore at room temperature, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1957
Halogen ContentBr-containing

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Why CATO?