Description

4-Ethyltoluene-Alpha,Alpha,α-D3 is a deuterium-labeled isotopologue of 4-ethyltoluene, a valuable compound in advanced chemical research and synthesis. This product is essential for applications requiring precise isotopic labeling, such as internal standards for mass spectrometry and mechanistic studies in organic chemistry. It is primarily utilized by researchers and manufacturers in the pharmaceutical, agrochemical, and analytical chemistry industries where deuterium labeling is critical for tracing, quantification, and metabolic studies.

Application

• Internal Standard for Analytical Chemistry: Serves as a critical reference standard in Gas Chromatography-Mass Spectrometry (GC-MS) and Liquid Chromatography-Mass Spectrometry (LC-MS) for the accurate quantification of ethyltoluene and related compounds.
• Pharmaceutical Research & Development: Used as a deuterated building block in the synthesis of labeled drug candidates for pharmacokinetic, metabolic, and degradation pathway studies.
• Mechanistic Reaction Studies: Employed as a tracer in organic synthesis to investigate reaction mechanisms, isotope effects, and catalytic processes.
• Agrochemical Development: Utilized in the creation of labeled pesticides or herbicides to study environmental fate, metabolism in plants, and residue analysis.
• Material Science Research: Acts as a precursor or additive in the development of specialized polymers or organic electronic materials where isotopic purity can influence properties.
• NMR Spectroscopy Solvent & Reagent: Can be used as a deuterated solvent or reagent in Nuclear Magnetic Resonance (NMR) spectroscopy applications.

Basic Information

Product Name	4-Ethyltoluene-Alpha,Alpha,α-D3
CAS No.	939-98-0
Molecular Formula	C9H9D3
Molecular Weight	123.21 g/mol
Synonyms	1-Ethyl-4-methylbenzene-d3; p-Ethyltoluene-d3; 4-Methylphenylethane-d3; (Methyl-d3)-p-ethylbenzene; p-Methylethylbenzene-d3; 1-Methyl-4-ethylbenzene-d3; Deuterated p-Ethyltoluene; 4-ET-d3
EINECS	Contact for details

Quality Control

Every batch of 4-Ethyltoluene-Alpha,Alpha,α-D3 is produced and analyzed under strict quality management protocols to ensure high isotopic and chemical purity. Our products undergo rigorous quality testing, including GC, GC-MS, and NMR, to ensure compliance with precise customer specifications and industry standards. Certificates of Analysis (COA) detailing purity, isotopic enrichment, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials. Due to its highly volatile nature, ensure containers are securely sealed. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Clear Colorless Liquid
Identification (IR/NMR)	Conforms to Structure
Purity (GC)	≥ 98.0%
Isotopic Enrichment (D)	≥ 98 atom % D
Water Content (KF)	≤ 0.1%

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