Description

4-Isopropenylphenol is a versatile phenolic monomer characterized by its reactive isopropenyl group. This compound is a crucial building block in polymer chemistry, enabling the synthesis of high-performance resins and specialty polymers. It is primarily utilized by manufacturers in the polymer, agrochemical, and fine chemical industries seeking to develop advanced materials with tailored properties.

Application

• Polymer Synthesis: Key monomer for producing phenolic resins, epoxy resins, and polycarbonates.
• Crosslinking Agent: Used in the formulation of thermosetting plastics and coatings to enhance durability and chemical resistance.
• Chemical Intermediate: Serves as a precursor in the synthesis of agrochemicals, pharmaceuticals, and UV stabilizers.
• Adhesive Formulations: A component in high-strength industrial and structural adhesives.
• Flame Retardant Additive: Incorporated into polymer matrices to improve fire resistance properties.
• Photoresist Materials: Used in the electronics industry for manufacturing semiconductor components.

Basic Information

Product Name	4-Isopropenylphenol
CAS No.	4286-23-1
Molecular Formula	C9H10O
Molecular Weight	134.18 g/mol
Synonyms	p-Isopropenylphenol; 4-(1-Methylethenyl)phenol; 4-Hydroxy-α-methylstyrene; p-Hydroxy-α-methylstyrene; 4-(Prop-1-en-2-yl)phenol; Phenol, 4-(1-methylethenyl)-; 1-(4-Hydroxyphenyl)propene
EINECS	224-273-5

Quality Control

Our 4-Isopropenylphenol is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting industry standards. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee supply reliability and product consistency for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is easily oxidized; for long-term storage, maintaining an inert atmosphere (e.g., under nitrogen) is recommended. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	78°C - 82°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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