Description

4-Ethylphenol-2,3,5,6-D4 is a deuterium-labeled isotopologue of 4-ethylphenol, a compound of significant interest in analytical chemistry and life sciences research. This high-purity labeled standard is essential for creating precise calibration curves and conducting reliable quantitative analyses using mass spectrometry. It is primarily utilized by researchers and quality control laboratories in the pharmaceutical, environmental, and flavor/fragrance industries for method development, metabolomics studies, and internal standard applications.

Application

• Internal Standard for Mass Spectrometry (MS): Used as a stable, non-interfering reference compound for the accurate quantification of 4-ethylphenol and related metabolites in complex biological matrices.
• Pharmaceutical Research & Metabolomics: Enables the tracking of drug metabolism pathways and the study of endogenous phenol derivatives in pharmacokinetic and biomarker discovery studies.
• Food & Beverage Analysis: Facilitates the precise measurement of 4-ethylphenol, a key flavor and aroma compound, in wine, beer, and other fermented products for quality control.
• Environmental Monitoring: Serves as a critical standard in the analysis of phenolic pollutants in water and soil samples, improving the accuracy of environmental impact assessments.
• Chemical Synthesis Research: Employed as a labeled starting material or intermediate in the synthesis of more complex deuterated compounds for mechanistic studies.

Basic Information

Product Name	4-Ethylphenol-2,3,5,6-D4
CAS No.	340256-40-8
Molecular Formula	C8H6D4O
Molecular Weight	126.19 g/mol
Synonyms	4-Ethylphenol-d4; p-Ethylphenol-2,3,5,6-d4; Deuterated 4-Ethylphenol; 1-Ethyl-4-hydroxybenzene-2,3,5,6-d4; 4-Hydroxyethylbenzene-d4; 4-EP-d4; p-Ethylphenol (phenyl-d4); Ethyl-4-hydroxybenzene-d4
EINECS	Contact for details

Quality Control

Every batch of our 4-Ethylphenol-2,3,5,6-D4 is manufactured and analyzed under strict quality management protocols to ensure exceptional isotopic purity and chemical integrity. We provide comprehensive Certificates of Analysis (COA) detailing key parameters such as isotopic enrichment (atom % D), chemical purity (by HPLC), and identity confirmation (by NMR and MS). Our quality system is designed to meet the rigorous standards required for analytical and research applications.

Storage

Preserve in a tightly closed container, protected from light. Store at controlled room temperature (15-25°C) in a cool, dry, and well-ventilated area. Keep away from strong bases and incompatible materials such as oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (NMR)	Conforms to structure
Identification (MS)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Isotopic Purity (Atom % D)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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