Description

2-Methylenesuccinic Acid Hydrogen 1-Butyl Ester is a versatile chemical intermediate with significant utility in advanced synthesis. This compound matters for its role as a key building block in the production of specialty polymers, resins, and fine chemicals, offering a reactive methylene group for further functionalization. Industries such as polymer manufacturing, pharmaceutical intermediates, and specialty coatings rely on this ester for developing high-performance materials with tailored properties.

Application

• Polymer & Resin Modification: Acts as a reactive monomer or cross-linking agent in the synthesis of acrylic and alkyd resins, enhancing film properties and durability.
• Pharmaceutical Intermediates: Serves as a crucial precursor in the multi-step synthesis of active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Specialty Coatings & Adhesives: Used to formulate high-performance industrial coatings, inks, and adhesives, improving flexibility and chemical resistance.
• Fine Chemical Synthesis: Employed as a versatile building block in organic synthesis for introducing butyl ester and carboxylic acid functionalities.
• Lubricant & Fuel Additives: Can be utilized in the development of specialty additives that modify viscosity and improve performance characteristics.
• Research & Development: A valuable reagent for chemical R&D in academic and industrial laboratories exploring new synthetic pathways.

Basic Information

Product Name	2-Methylenesuccinic Acid Hydrogen 1-Butyl Ester
CAS No.	7397-64-0
Molecular Formula	C9H14O4
Molecular Weight	186.21 g/mol
Synonyms	Butyl Hydrogen Itaconate; 1-Butyl Hydrogen Itaconate; Butyl 2-Methylenesuccinate; Monobutyl Itaconate; Itaconic Acid Monobutyl Ester; 2-Methylenesuccinic Acid Monobutyl Ester; 3-Carboxy-3-butenoic Acid Butyl Ester; 1-Butyl 2-Methylenesuccinate
EINECS	Contact for details

Quality Control

Our 2-Methylenesuccinic Acid Hydrogen 1-Butyl Ester is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency meet the required specifications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment and is available upon request.

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). Keep away from strong bases and incompatible materials such as strong oxidizing agents. The container must be kept tightly closed to minimize moisture absorption and prevent contamination.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.450 - 1.455
Density (20°C)	1.05 - 1.10 g/cm³

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