Description

2-Heptylsuccinic Acid is a branched-chain dicarboxylic acid derivative with a unique hydrophobic alkyl tail. This structure is critical for its function as a versatile intermediate and performance additive, offering a balance of reactivity and lipophilicity. It is primarily utilized in the synthesis of advanced lubricants, corrosion inhibitors, and specialty polymers. Industries such as industrial manufacturing, coatings, and chemical synthesis rely on its consistent quality for developing high-performance formulations.

Application

• Lubricant Additive Intermediate: A key building block for synthesizing succinimide dispersants and other ashless additives that improve engine oil performance.
• Corrosion Inhibitor Precursor: Used in the production of filming amines and other compounds that protect metal surfaces in industrial cooling and boiler water systems.
• Polymer Modification: Serves as a monomer or chain modifier in the synthesis of polyesters, polyamides, and alkyd resins, enhancing flexibility and hydrophobic properties.
• Surfactant & Emulsifier Synthesis: The carboxylic acid groups and long alkyl chain make it suitable for creating anionic surfactants with specific solubility profiles.
• Metalworking Fluid Component: Incorporated into formulations to provide lubrication and rust protection during machining and metal forming processes.
• Chemical Intermediate: Used in organic synthesis for the preparation of esters, amides, and other derivatives for research and specialty chemical production.

Basic Information

Product Name	2-Heptylsuccinic Acid
CAS No.	3507-63-9
Molecular Formula	C11H20O4
Molecular Weight	216.27 g/mol
Synonyms	Heptylsuccinic Acid; 2-Heptylbutanedioic Acid; 1-Carboxyheptylpropionic Acid; Dodecanedioic Acid, 2-Methyl- (related isomer); 2-n-Heptylsuccinic Acid; NSC 66425; 3507-63-9; (+/-)-2-Heptylsuccinic Acid
EINECS	222-506-8

Quality Control

Our 2-Heptylsuccinic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including assay, identification, and impurity profiling, to ensure it meets precise specifications. A Certificate of Analysis (COA) documenting purity, physical properties, and conformance is provided with every shipment to guarantee traceability and reliability for your critical 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). Due to its hygroscopic nature, the container must be kept sealed to prevent moisture absorption, which can affect product quality. Keep away from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	95 - 105 °C
Loss on Drying	≤ 1.0 %
Heavy Metals (as Pb)	≤ 10 ppm

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