Description

[2H5]-4-Hydroxybenzaldehyde is a stable isotope-labeled analog of 4-hydroxybenzaldehyde, where five hydrogen atoms are replaced by deuterium. This compound is essential as a high-purity internal standard and tracer in quantitative mass spectrometry and metabolic studies, ensuring analytical accuracy and reliability. It is primarily required by researchers and quality control laboratories in the pharmaceutical, agrochemical, and analytical chemistry sectors for method development and validation.

Application

• Internal Standard for LC-MS/MS and GC-MS analysis of phenolic compounds and their metabolites.
• Tracer in pharmacokinetic and drug metabolism studies within pharmaceutical R&D.
• Quantitative reference material for the analysis of benzaldehyde derivatives in environmental and food safety testing.
• Key reagent in the synthesis of deuterium-labeled pharmaceutical intermediates and active ingredients.
• Use in nuclear magnetic resonance (NMR) spectroscopy as a solvent or shift reference in specific deuterated matrices.
• Biochemical research involving isotopic labeling to study enzymatic pathways and reaction mechanisms.

Basic Information

Item	Details
Product Name	[2H5]-4-Hydroxybenzaldehyde
CAS No.	298704-22-0
Molecular Formula	C7D5HO2
Molecular Weight	127.15 g/mol
Synonyms	4-Hydroxybenzaldehyde-d5; Deuterated 4-Hydroxybenzaldehyde; p-Hydroxybenzaldehyde-d5; 4-Formylphenol-d5; Benzaldehyde, 4-hydroxy-d5; p-Formylphenol-d5; [D5]-4-Hydroxybenzaldehyde; 4-Hydroxy[2,3,5,6-D4, CHO-D]benzaldehyde
EINECS	Contact for details

Quality Control

Our [2H5]-4-Hydroxybenzaldehyde is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including isotopic purity assessment by NMR and chemical purity determination by HPLC, to ensure it meets the exacting standards required for analytical and research applications. Certificates of Analysis (COA) with detailed batch-specific data are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store at controlled room temperature (15-25°C) in a dry, well-ventilated area. The product is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥98.0%
Isotopic Purity (Deuterium Content)	≥98 atom % D
Water Content (KF)	≤0.5%
Residue on Ignition	≤0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.