Description

Stearic Acid-Carboxy-14C is a carbon-14 radiolabeled analog of stearic acid, a fundamental saturated fatty acid. This isotopically labeled compound is essential for precise metabolic and pharmacokinetic studies, providing critical tracer capabilities. It is primarily utilized by researchers and manufacturers in the pharmaceutical, biochemical, and agrochemical industries for advanced analytical applications.

Application

• Metabolic Pathway Tracing: Used as a radiolabeled tracer to study the β-oxidation and biosynthesis pathways of fatty acids in biological systems.
• Drug Metabolism & Pharmacokinetics (DMPK): Critical for ADME (Absorption, Distribution, Metabolism, Excretion) studies of lipid-based pharmaceutical compounds.
• Biochemical Research: Serves as a substrate or standard in enzymatic assays and lipid metabolism research.
• Agricultural Chemical Studies: Employed in research on the environmental fate and metabolic degradation of fatty acid-based agrochemicals.
• Material Science Research: Used in tracking the incorporation and behavior of stearic acid derivatives in polymers and surface coatings.
• Quality Control & Reference Standard: Acts as an internal standard in advanced analytical techniques like LC-MS for quantification and method validation.

Basic Information

Product Name	Stearic Acid-Carboxy-14C
CAS No.	638-64-2
Molecular Formula	C18H3614CO2H *
Molecular Weight	Contact for details
Synonyms	Octadecanoic-1-14C Acid; 1-14C-Stearic Acid; [1-14C]Stearic Acid; Radiolabeled Stearic Acid; Carbon-14 Labeled Stearic Acid; n-Octadecanoic-1-14C Acid; Fatty Acid-14C; Isotopic Tracer Stearic Acid
EINECS	211-354-4 (for unlabeled Stearic Acid)

* Formula denotes 14C label at the carboxy carbon position.

Quality Control

Our Stearic Acid-Carboxy-14C is manufactured and handled under strict quality protocols to ensure high radiochemical purity and specific activity. Each batch is supported by a comprehensive Certificate of Analysis (COA) detailing critical parameters such as radiochemical purity, chemical purity, and specific activity. We adhere to GLP-compliant standards suitable for research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store at recommended temperatures, typically 2-8°C or as specified on the label. Handle and store in accordance with all local, national, and international regulations for radioactive materials. Keep away from incompatible substances.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Radiochemical Purity (HPLC)	≥ 97%
Chemical Purity (HPLC/GC)	≥ 98%
Specific Activity	Contact for details (mCi/mmol)
Solvent (if supplied in solution)	Specified on label
Concentration	Specified on label

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