Description

Maleic Acid Hydrogen 1-(9-Octadecenyl) Ester is a high-purity, monoester derivative of maleic acid and oleyl alcohol, identified by CAS NO 89104-19-8. This specialty chemical serves as a versatile intermediate and functional additive, valued for its unique amphiphilic structure and reactive double bond. It is essential for manufacturers in the polymer, lubricant, and surfactant industries seeking to modify material properties or synthesize advanced compounds.

Application

• As a reactive monomer or comonomer in the synthesis of specialty polymers and resins.
• As a key intermediate for producing high-performance lubricant additives and oilfield chemicals.
• As a surface-active agent or emulsifier in industrial formulations and coatings.
• In the manufacture of paper chemicals and textile auxiliaries for enhanced processing.
• As a building block for synthesizing corrosion inhibitors and metalworking fluid components.
• In the production of personal care ingredients, such as emulsifiers and hair conditioning agents.
• For research and development of novel organic compounds and pharmaceutical intermediates.

Basic Information

Product Name	Maleic Acid Hydrogen 1-(9-Octadecenyl) Ester
CAS No.	89104-19-8
Molecular Formula	C22H40O4
Molecular Weight	368.55 g/mol
Synonyms	Oleyl Maleate; 9-Octadecen-1-ol, hydrogen maleate; Maleic Acid Monooleyl Ester; 1-(9-Octadecenyl) Hydrogen Maleate; (Z)-9-Octadecenyl Hydrogen Maleate; Monooleyl Maleate; Oleic Alcohol Maleate; Hydrogen Maleate of Oleyl Alcohol
EINECS	Contact for details

Quality Control

Our production of Maleic Acid Hydrogen 1-(9-Octadecenyl) Ester adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including assay, identification, and impurity profiling, to ensure it meets precise customer specifications and industry standards. A detailed Certificate of Analysis (COA) is provided with each shipment to guarantee traceability and product integrity.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is easily oxidized; for long-term storage, consider an inert atmosphere (e.g., nitrogen blanket). Keep away from strong bases and incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Clear, pale yellow to amber viscous liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Acid Value	Contact for details
Iodine Value	Contact for details
Water Content (KF)	≤ 0.5%

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