Description

Methyl 4-Bromobenzoate-2,3,5,6-D4 is a deuterium-labeled derivative of methyl 4-bromobenzoate, serving as a critical internal standard and tracer in advanced analytical and synthetic chemistry. This high-purity isotopically labeled compound is essential for ensuring accuracy and reliability in quantitative mass spectrometry and NMR studies, particularly in pharmaceutical research and development. It is primarily utilized by researchers and process chemists in the pharmaceutical, agrochemical, and material science industries for method development, metabolic studies, and kinetic isotope effect investigations.

Application

• Internal Standard for LC-MS/MS: Used as a quantitative reference standard in bioanalytical methods for drug metabolism and pharmacokinetics (DMPK) studies.
• NMR Spectroscopy: Acts as a deuterated probe for mechanistic studies and structural elucidation in organic and medicinal chemistry.
• Pharmaceutical Impurity Profiling: Employed in the development and validation of analytical methods to track and quantify process-related impurities and degradants.
• Isotope Dilution Mass Spectrometry (IDMS): Provides high-accuracy quantification in complex matrices for clinical research and environmental analysis.
• Metabolic Pathway Tracing: Facilitates the study of biochemical pathways and metabolite identification in preclinical research.
• Chemical Synthesis Intermediate: Serves as a specialized building block for synthesizing deuterium-labeled complex molecules for research purposes.

Basic Information

Product Name	Methyl 4-Bromobenzoate-2,3,5,6-D4
CAS No.	1643577-32-5
Molecular Formula	C8H3D4BrO2
Molecular Weight	219.06 g/mol
Synonyms	Methyl 4-Bromobenzoate-d4; Methyl p-Bromobenzoate-2,3,5,6-d4; 4-Bromobenzoic Acid Methyl Ester-d4; Methyl 4-Bromo-2,3,5,6-tetradeuteriobenzoate; p-Bromobenzoic Acid Methyl Ester-d4; Methyl p-Bromobenzoate-d4; Benzoic acid, 4-bromo-, methyl ester-2,3,5,6-d4
EINECS	Contact for details

Quality Control

Our Methyl 4-Bromobenzoate-2,3,5,6-D4 is manufactured under strict quality control protocols to ensure exceptional isotopic purity and chemical integrity, suitable for sensitive analytical applications. Each batch is accompanied by a comprehensive Certificate of Analysis (COA) detailing parameters such as isotopic enrichment (D atom %), chemical purity (by HPLC), and identity confirmation (by NMR and MS). We adhere to cGMP principles for research chemicals, ensuring traceability, consistency, and reliability for your critical research and development projects.

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 product is hygroscopic (moisture-sensitive) and should be handled under anhydrous conditions to maintain stability and purity. Keep the container tightly sealed in a desiccated environment when not in use.

Specification

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