Description

Isobutyl Hydrogen Maleate is a versatile chemical intermediate, primarily valued for its bifunctional reactivity due to the presence of both a carboxylic acid and an ester group. This compound is crucial for synthesizing specialized polymers, resins, and fine chemicals where controlled molecular architecture is required. It is particularly sought after by manufacturers in the coatings, adhesives, and specialty chemical sectors for developing products with tailored performance characteristics.

Application

• Polymer & Resin Modification: Acts as a reactive monomer or cross-linking agent in the production of alkyd, polyester, and acrylic resins, enhancing film properties in coatings and adhesives.
• Synthesis of Plasticizers: Used as a key intermediate for manufacturing specialized ester-based plasticizers that improve flexibility and processing of polymers like PVC.
• Lubricant & Fuel Additives: Serves as a precursor for synthesizing succinimide-type dispersants and other additives that control deposits and improve performance in engine oils and industrial lubricants.
• Fine Chemical Intermediate: Employed in organic synthesis for pharmaceuticals, agrochemicals, and dyes, leveraging its maleate functionality for Michael additions or esterification reactions.
• Surface Active Agents: Can be utilized to produce surfactants and emulsifiers for industrial and cleaning formulations.
• UV-Curable Systems: Its unsaturated double bond makes it a potential component in formulations for inks, coatings, and adhesives that cure under ultraviolet light.

Basic Information

Product Name	Isobutyl Hydrogen Maleate
CAS No.	925-05-3
Molecular Formula	C8H12O4
Molecular Weight	172.18 g/mol
Synonyms	Isobutyl hydrogen maleate; Monoisobutyl maleate; 2-Butenedioic acid (2Z)-, 1-isobutyl ester; Maleic acid monoisobutyl ester; Isobutyl acid maleate; Isobutyl monoester of maleic acid; 1-Isobutoxy-1,2-ethylenedicarboxylic acid; Isobutyl hydrogen (Z)-2-butenedioate
EINECS	213-103-2

Quality Control

Our Isobutyl Hydrogen Maleate is produced under a stringent quality management system. Each batch is tested to ensure it meets precise chemical and physical specifications, including identity, purity, and impurity profile. A comprehensive Certificate of Analysis (COA) documenting these results is provided with every shipment to guarantee traceability and compliance with your technical requirements.

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); containers must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product quality.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0 %
Water Content (KF)	≤ 0.5 %
Acid Value	Contact for details
Specific Gravity (20°C)	Contact for details
Refractive Index (20°C)	Contact for details

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