Description

Dibutyl Phosphate-D18 is a deuterated analog of dibutyl phosphate, where all hydrogen atoms are replaced with deuterium, offering a stable isotopic label for advanced analytical and research applications. This compound is essential for use as an internal standard in mass spectrometry, enabling highly accurate quantification and minimizing matrix effects in complex sample analysis. It is a critical reagent for researchers and quality control laboratories in the pharmaceutical, environmental, and chemical synthesis sectors who require precise isotopic tracing and method validation.

Application

• Internal Standard for Mass Spectrometry (MS): Primary application for the accurate quantification of organophosphates and related compounds in LC-MS/MS and GC-MS methods.
• Pharmaceutical Research & Metabolism Studies: Used in pharmacokinetic and drug metabolism studies to track and quantify drug compounds and their metabolites.
• Environmental Analysis: Enables precise measurement of phosphate ester pollutants, pesticides, and flame retardants in water, soil, and biological samples.
• Chemical Synthesis & Catalysis Research: Serves as a deuterated reagent or probe in mechanistic studies and the synthesis of labeled compounds.
• Forensic & Toxicological Analysis: Provides a reliable reference standard for the detection and confirmation of phosphorous-containing toxins or drugs.
• Material Science: Used in the study of extraction processes, membrane technologies, and surface interactions involving phosphate esters.

Basic Information

Product Name	Dibutyl Phosphate-D18
CAS No.	156213-21-7
Molecular Formula	C8D18O4P
Molecular Weight	Approx. 266.3 g/mol
Synonyms	Di-n-butyl phosphate-d18; Dibutyl-d18 phosphate; Deuterated dibutyl phosphate; DBP-d18; Bis(butyl-d9) hydrogen phosphate; Bis(butyl-d9) phosphate; Phosphoric acid, bis(butyl-d9) ester; (CD3CD2CD2CD2O)2P(O)OH
EINECS	Contact for details

Quality Control

Our Dibutyl Phosphate-D18 is manufactured under strict quality protocols to ensure high isotopic purity and chemical integrity, meeting the exacting requirements for analytical standards. Each batch is supported by a comprehensive Certificate of Analysis (COA) detailing key parameters such as isotopic enrichment (D atom %), chemical purity, and absence of critical impurities. We adhere to relevant industry standards for stable isotope-labeled compounds, ensuring reliable performance and traceability for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). Keep the container tightly sealed in a dry environment to minimize exposure to moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR / NMR)	Conforms to structure
Isotopic Purity (D atom %)	≥ 98%
Chemical Purity (HPLC)	≥ 95%
Water Content (KF)	≤ 0.5%

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