Description

n-1-Decenylsuccinic Anhydride is a high-purity, long-chain alkenyl succinic anhydride (ASA) derivative, a key intermediate in specialty chemical synthesis. Its primary value lies in its bifunctional reactivity, featuring both an anhydride and a long hydrophobic alkyl chain, enabling it to act as a versatile building block for modifying polymers and surfaces. This compound is essential for industrial chemists and formulators in sectors requiring hydrophobic modification, corrosion inhibition, or the creation of reactive diluents and epoxy curing agents.

Application

• Corrosion Inhibitor Intermediate: A critical raw material for synthesizing high-performance corrosion inhibitors used in fuels, lubricants, and metalworking fluids.
• Epoxy Resin Modifier & Curing Agent: Functions as a reactive diluent and curing agent for epoxy resins, imparting flexibility, hydrophobicity, and improved chemical resistance to cured systems.
• Paper Sizing Agent Synthesis: Serves as a key precursor in the production of alkenyl succinic anhydride (ASA) sizing agents, which enhance the water resistance of paper and paperboard.
• Surfactant & Emulsifier Production: Used to synthesize specialty surfactants and emulsifiers with unique hydrophobic-lipophilic balance (HLB) properties for demanding formulations.
• Polymer Modification: Employed to graft hydrophobic side chains onto polymers, improving their moisture resistance, compatibility with oils, and surface properties.
• Adhesive & Sealant Formulations: Imparts enhanced adhesion to low-surface-energy substrates and improves moisture resistance in adhesive and sealant products.

Basic Information

Product Name	n-1-Decenylsuccinic Anhydride
CAS No.	33475-53-5
Molecular Formula	C₁₄H₂₂O₃
Molecular Weight	238.33 g/mol
Synonyms	1-Decenylsuccinic Anhydride; Decenylsuccinic Anhydride; DSA; n-Decenylsuccinic Anhydride; (Dec-1-en-1-yl)succinic Anhydride; 2-(Dec-1-en-1-yl)oxolane-2,5-dione; Alkenyl (C10) Succinic Anhydride; ASA (C10); 33475-53-5
EINECS	251-530-1

Quality Control

Our n-1-Decenylsuccinic Anhydride is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistent purity, reactivity, and performance. We provide comprehensive Certificates of Analysis (COA) with key parameters including assay, acid value, and color. Our production adheres to cGMP principles where applicable, ensuring reliability for critical industrial and chemical synthesis applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent hydrolysis and degradation. Keep away from heat, open flames, and incompatible materials such as strong bases, amines, and alcohols.

Specification

Item	Specification
Appearance	Clear, pale yellow to amber liquid
Identification (IR)	Conforms
Assay (Anhydride Content)	≥ 97.0 %
Acid Value	≤ 5.0 mg KOH/g
Saponification Value	460 - 480 mg KOH/g
Color (Gardner)	≤ 4
Moisture (Karl Fischer)	≤ 0.2 %

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