Description

Methyl 4-Hydroxybenzoate-2,3,5,6-D4 is a deuterated analog of methylparaben, a widely used preservative. This isotopically labeled compound is essential for analytical chemistry, serving as a critical internal standard for precise quantification and metabolic pathway tracing. It is primarily utilized by researchers and quality control laboratories in the pharmaceutical, food science, and environmental testing industries to ensure accurate and reliable analytical results.

Application

• Internal Standard for Quantitative Analysis (e.g., HPLC, LC-MS, GC-MS)
• Metabolite Tracing and Pharmacokinetic Studies in Drug Development
• Method Development and Validation in Analytical Laboratories
• Food and Beverage Preservative Analysis and Regulatory Testing
• Stability-Indicating Assay Development for Pharmaceutical Formulations
• Environmental Analysis of Paraben Derivatives
• Deuterium-Labeled Reference Material for Spectroscopic Studies (NMR)

Basic Information

Product Name	Methyl 4-Hydroxybenzoate-2,3,5,6-D4
CAS No.	362049-51-2
Molecular Formula	C8H4D4O3
Molecular Weight	156.18 g/mol
Synonyms	Methylparaben-d4; Methyl 4-hydroxybenzoate-d4; Deuterated Methyl Paraben; Methyl Paraben (2,3,5,6-D4); 4-(Methoxy-d3-carbonyl)phenol-2,3,5,6-d4; Benzoic acid, 4-hydroxy-, methyl ester-2,3,5,6-d4; Methyl p-hydroxybenzoate-d4
EINECS	Contact for details

Quality Control

Our Methyl 4-Hydroxybenzoate-2,3,5,6-D4 is manufactured under strict quality protocols to ensure high isotopic purity and chemical integrity, suitable for sensitive analytical applications. Each batch is accompanied by a comprehensive Certificate of Analysis (COA) detailing isotopic enrichment, chemical purity, and analytical results. We support compliance with GMP and ISO guidelines for reference standards.

Storage

Preserve in a tightly closed container, protected from light. Store at controlled room temperature (15-25°C) in a dry environment. Keep container tightly sealed when not in use to maintain stability and isotopic integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Isotopic Purity (D-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.