Description

4-iso-Propyl Styrene is a high-purity, specialty aromatic monomer characterized by its reactive vinyl group and isopropyl substituent. This compound is valued for its role as a versatile building block in advanced polymer synthesis and fine chemical manufacturing. It is essential for R&D chemists and production engineers in the polymer, pharmaceutical, and specialty chemical industries seeking to modify material properties or create novel molecular structures.

Application

• Polymer & Resin Modification: Serves as a co-monomer for synthesizing specialty styrenic copolymers to enhance thermal stability, refractive index, or adhesion properties.
• Fine Chemical Synthesis: Acts as a key intermediate in the production of pharmaceuticals, agrochemicals, and liquid crystals.
• Adhesive & Coating Formulations: Used to develop advanced acrylic or styrene-based adhesives and coatings with improved performance characteristics.
• Organic Synthesis & R&D: Employed in cross-coupling reactions, hydrogenation studies, and as a precursor for more complex organic molecules in laboratory settings.
• Specialty Elastomers: Incorporated into synthetic rubber formulations to tailor flexibility and chemical resistance.

Basic Information

Product Name	4-iso-Propyl Styrene
CAS No.	2055-40-5
Molecular Formula	C11H14
Molecular Weight	146.23 g/mol
Synonyms	4-(1-Methylethyl)styrene; p-Isopropylstyrene; 1-Isopropyl-4-vinylbenzene; 4-Vinylcumene; p-Vinylcumene; 4-(Prop-2-yl)styrene; (4-Isopropylphenyl)ethene
EINECS	218-158-9

Quality Control

Our 4-iso-Propyl Styrene is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area at room temperature (15-25°C) under an inert atmosphere (e.g., nitrogen) to prevent oxidation. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Refractive Index (n20D)	1.535 - 1.545
Density (20°C)	0.90 - 0.92 g/mL

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