Description

2-Buten-1-Ylsuccinic Anhydride is a reactive, unsaturated dicarboxylic acid anhydride. This compound is a versatile chemical intermediate valued for its ability to introduce both carboxylic acid functionality and an alkenyl group into target molecules, enabling the synthesis of polymers, resins, and specialty chemicals. It is primarily sought by manufacturers in the polymer, pharmaceutical, and agrochemical industries for applications requiring tailored molecular properties and performance.

Application

• Polymer Modification: As a key monomer or cross-linking agent in the production of alkyd resins, polyesters, and epoxy curing agents to enhance flexibility, adhesion, and chemical resistance.
• Pharmaceutical Intermediates: Used in the synthesis of active pharmaceutical ingredients (APIs) and prodrugs, leveraging its reactive anhydride and alkene groups for structural diversification.
• Agrochemical Synthesis: Serves as a building block for creating herbicides, fungicides, and plant growth regulators with specific activity profiles.
• Surface Coatings & Inks: Incorporated into formulations for high-performance coatings, inks, and adhesives to improve durability and drying characteristics.
• Lubricant Additives: Used in the manufacture of succinimide-based dispersants and corrosion inhibitors for engine and industrial lubricants.
• Research & Development: A valuable reagent in organic synthesis and material science research for creating novel compounds and functional materials.

Basic Information

Product Name	2-Buten-1-Ylsuccinic Anhydride
CAS No.	7538-42-3
Molecular Formula	C8H10O3
Molecular Weight	154.16 g/mol
Synonyms	2-Butenylsuccinic Anhydride; 3-(2-Butenyl)dihydro-2,5-furandione; 2,5-Furandione, 3-(2-butenyl)dihydro-; 3-(But-2-en-1-yl)oxolane-2,5-dione; Itaconic Anhydride Homolog; 2-Buten-1-ylsuccinic Acid Anhydride
EINECS	231-407-5

Quality Control

Our 2-Buten-1-Ylsuccinic Anhydride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including assay, purity, and impurity profile analysis, to ensure it meets precise customer specifications and industry standards. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment.

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 product is hygroscopic (moisture-sensitive) and must be kept under dry conditions to prevent hydrolysis. Keep away from strong bases, oxidizing agents, and sources of heat.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.470 - 1.480
Specific Gravity (20°C)	1.10 - 1.20

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