Description

Para Red-D4 is a deuterated analog of the azo dye Para Red, specifically designed for use as an internal standard in advanced analytical techniques. This high-purity, isotopically labeled compound is critical for ensuring accuracy and reliability in quantitative mass spectrometry analyses. It is primarily utilized by researchers and quality control laboratories in the pharmaceutical, agrochemical, and environmental testing sectors who require precise measurement and method validation.

Application

• Internal Standard for Mass Spectrometry (MS): Serves as a stable, non-interfering reference compound for the accurate quantification of Para Red and related azo compounds in complex matrices.
• Pharmaceutical Research: Used in metabolism studies, pharmacokinetic profiling, and impurity tracking of drug candidates where azo dye derivatives are involved.
• Forensic and Dye Analysis: Enables precise identification and quantification of Para Red in forensic samples, historical artifacts, or commercial products for regulatory compliance.
• Environmental Monitoring: Facilitates the trace analysis of azo dye pollutants in water, soil, and industrial waste samples.
• Method Development and Validation: Provides a key tool for developing, calibrating, and validating robust LC-MS/MS and GC-MS analytical methods.
• Stable Isotope Labeling Studies: Employed in mechanistic studies to trace chemical pathways and degradation products.

Basic Information

Product Name	Para Red-D4
CAS No.	1185235-75-9
Molecular Formula	C16H11D4N3O3
Molecular Weight	285.33 g/mol
Synonyms	1-((4-(Deuteriomethyl)phenyl)diazenyl)-2-naphthalenol-d3; Para Red (tetradeuterated); 1-[(4-Methyl-d3-phenyl)azo]-2-naphthol-d; Deuteronated Para Red; 4-Methyl-d3-2-naphthol azo dye-d; Azo Dye Red D4; Isotopically Labeled Para Red; Internal Standard for Para Red
EINECS	Contact for details

Quality Control

Every batch of Para Red-D4 is manufactured and analyzed under strict quality management systems to ensure exceptional isotopic purity and chemical integrity. Our products undergo rigorous quality testing, including advanced spectroscopic and chromatographic methods, to ensure compliance with research-grade standards. Certificates of Analysis (COA) detailing isotopic enrichment, chemical purity, and analytical results are provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store at controlled room temperature (15-25°C) in a dry, well-ventilated area. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Red to orange 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.