Description

2,4-Dichlorophenoxy-3,5,6-D3-Acetic-D2 Acid CAS NO 352438-69-8 is a high-purity, deuterium-labeled analog of the widely used herbicide 2,4-D. This stable isotope-labeled compound is essential for advanced analytical and research applications where precise tracking and quantification are required. It is primarily utilized by agrochemical researchers, environmental testing laboratories, and pharmaceutical developers for use as an internal standard in mass spectrometry, metabolic studies, and environmental fate analysis.

Application

• Internal Standard for Mass Spectrometry (MS): Provides high-accuracy quantification of 2,4-D and its metabolites in complex matrices for LC-MS/MS and GC-MS analysis.
• Agrochemical Research & Development: Used in metabolic profiling, degradation studies, and residue analysis to understand the environmental behavior of herbicides.
• Environmental Monitoring & Analysis: Critical for tracing herbicide contamination in water, soil, and food samples with superior sensitivity and specificity.
• Pharmaceutical & Biomedical Research: Serves as a tracer in pharmacokinetic and toxicological studies related to phenoxy acid compounds.
• Regulatory Compliance & Quality Control: Enables laboratories to meet stringent regulatory standards for analytical method validation in agrochemical and food safety testing.
• Isotope Dilution Analysis: Fundamental for achieving precise and reproducible results in quantitative analysis, correcting for matrix effects and instrument variability.

Basic Information

Product Name	2,4-Dichlorophenoxy-3,5,6-D3-Acetic-D2 Acid
CAS No.	352438-69-8
Molecular Formula	C8H3D3Cl2O3
Molecular Weight	224.06 g/mol (for deuterated form)
Synonyms	2,4-D-d5; Deuterated 2,4-D; (2,4-Dichlorophenoxy)acetic-2,2-d2 acid (ring-3,5,6-d3); 2,4-Dichlorophenoxyacetic-d5 acid; D5-2,4-D; 2,4-D (phenyl-d3, acetic-d2); 2,4-DA-d5; CAS 352438-69-8
EINECS	Contact for details

Quality Control

Every batch of 2,4-Dichlorophenoxy-3,5,6-D3-Acetic-D2 Acid is manufactured and analyzed under strict quality systems to ensure exceptional isotopic purity and chemical integrity. Our products undergo rigorous quality testing, including NMR and mass spectrometry, to ensure compliance with research-grade standards. A comprehensive Certificate of Analysis (COA) detailing isotopic enrichment, chemical purity, and analytical methods is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive); ensure the container is sealed under an inert atmosphere after each use to maintain stability and prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (MS)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Isotopic Purity (NMR/MS)	≥ 98 atom % D
Chemical Purity	≥ 97.0%
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.