Description

Bis(4-Methyl-2-Pentyl)Phthalate is a high-purity, branched-chain phthalate ester, also known as diisoamyl phthalate. This specialty plasticizer is valued for its excellent solvating power and compatibility with a wide range of polymers, offering enhanced flexibility and processing characteristics. It is primarily sought after by manufacturers in the polymer, coatings, and specialty chemical industries for formulating high-performance products.

Application

• Primary Plasticizer for polyvinyl chloride (PVC), polyvinyl acetate (PVAc), and other synthetic resins.
• Solvent and Carrier in specialty coatings, inks, and adhesive formulations.
• Performance Additive to improve low-temperature flexibility and durability in polymer compounds.
• Dielectric Fluid component in specialized electrical applications.
• Lubricant Additive and synthetic base fluid intermediate.
• Research & Development chemical for novel material science and chemical synthesis.

Basic Information

Product Name	Bis(4-Methyl-2-Pentyl)Phthalate
CAS No.	146-50-9
Molecular Formula	C20H30O4
Molecular Weight	334.45 g/mol
Synonyms	Diisoamyl Phthalate; DIAP; 1,2-Benzenedicarboxylic Acid, Bis(4-Methyl-2-Pentyl) Ester; Phthalic Acid, Diisoamyl Ester; Bis(4-methylpentan-2-yl) Phthalate; Di(4-methyl-2-pentyl) Phthalate; DIAP Plasticizer
EINECS	205-665-7

Quality Control

Our Bis(4-Methyl-2-Pentyl)Phthalate is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and performance. A Certificate of Analysis (COA) detailing the results is provided with each 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, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, heat, and open flames.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 99.0%
Acidity (as Phthalic Acid)	≤ 0.01%
Water Content (KF)	≤ 0.05%
Color (APHA)	≤ 30
Refractive Index (n20D)	1.488 - 1.492
Density (20°C)	0.990 - 1.000 g/mL

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