Description

Sodium Octadecanoate-D35 is a deuterium-labeled form of sodium stearate, a common fatty acid salt. This isotopically labeled compound is essential for advanced analytical and research applications where precise molecular tracking is required. It is primarily utilized by researchers and manufacturers in the pharmaceutical, agrochemical, and material science industries for use as an internal standard in mass spectrometry, metabolic studies, and kinetic research.

Application

• Internal Standard for Mass Spectrometry (MS): Provides a stable, non-interfering reference for the accurate quantification of stearate and related compounds in complex biological and chemical matrices.
• Metabolic Pathway Tracing: Used in pharmaceutical and biochemical research to study lipid metabolism, absorption, and distribution using techniques like GC-MS or LC-MS.
• Kinetic and Mechanistic Studies: Enables detailed investigation of reaction mechanisms and rates in chemical synthesis and catalysis where the stearate moiety is involved.
• Deuterium-Labeled Surfactant Research: Serves as a model compound for studying the behavior, environmental fate, and performance of surfactants and soaps in formulated products.
• Quality Control & Method Development: Acts as a critical reagent in developing and validating robust analytical methods for quality assurance in regulated industries.
• Material Science Investigations: Used in the study of labeled polymers, lubricants, or coatings to understand material properties and interactions at a molecular level.

Basic Information

Product Name	Sodium Octadecanoate-D35
CAS No.	1219794-97-4
Molecular Formula	C18D35NaO2
Molecular Weight	~325.6 g/mol
Synonyms	Sodium Stearate-D35; Octadecanoic-d35 acid, sodium salt; Deuterated Sodium Stearate; Sodium Octadecanoate (perdeuterated); Stearic-d35 Acid Sodium Salt; Sodium (C18-D35) Stearate; Labeled Sodium Stearate; Sodium 1-Heptadecanecarboxylate-D35
EINECS	Contact for details

Quality Control

Our Sodium Octadecanoate-D35 is produced under strict quality protocols to ensure high isotopic purity and chemical integrity, suitable for sensitive analytical applications. Each batch is supported by a comprehensive Certificate of Analysis (COA) detailing key parameters such as isotopic enrichment, chemical purity, and identity confirmation. We adhere to relevant standards for research chemicals, and specifications can be tailored to meet specific project requirements.

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); ensure the container is kept sealed in a low-humidity environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Isotopic Purity (D-enrichment)	≥ 98 atom % D
Chemical Purity (HPLC)	≥ 95%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%

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