Description

1-Methylethane-1,2-Diyl Bis(5-Methylheptanoate) is a specialized diester compound with a branched alkyl chain structure. This molecular architecture provides unique solvency and plasticizing properties, making it a valuable intermediate and functional additive in advanced formulations. It is primarily sought by manufacturers in the polymer, lubricant, and specialty chemical industries for applications requiring high-performance esters with tailored physical characteristics.

Application

• Polymer Plasticizer: Acts as a secondary or co-plasticizer in PVC, synthetic rubbers, and other polymer systems to enhance flexibility and processing.
• Lubricant Base Stock/Additive: Serves as a synthetic base oil or performance additive in industrial lubricants and greases, offering good thermal stability and low-temperature properties.
• Chemical Intermediate: Used in the synthesis of more complex molecules for agrochemicals, pharmaceuticals, and specialty surfactants.
• Solvent & Carrier Fluid: Employed as a high-boiling point solvent in coatings, inks, and adhesive formulations where slow evaporation is desired.
• Functional Fluid: A component in heat transfer fluids, hydraulic fluids, and dielectric fluids due to its chemical inertness and stability.

Basic Information

Product Name	1-Methylethane-1,2-Diyl Bis(5-Methylheptanoate)
CAS No.	97552-67-5
Molecular Formula	C21H40O4
Molecular Weight	356.54 g/mol
Synonyms	Propane-1,2-diyl bis(5-methylheptanoate); 1,2-Propanediol, 1,2-bis(5-methylheptanoate); Di(5-methylheptanoic acid) propylene glycol diester; Isooctanoic acid, diester with 1,2-propanediol; 5-Methylheptanoic acid, 1-methylethane-1,2-diyl ester
EINECS	Contact for details

Quality Control

Our 1-Methylethane-1,2-Diyl Bis(5-Methylheptanoate) is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting key specifications are available for every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong acids and oxidizing agents. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Acid Value	≤ 1.0 mg KOH/g
Water Content (KF)	≤ 0.1%
Specific Gravity (20°C)	0.90 - 0.92
Refractive Index (20°C)	1.430 - 1.440

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