Description

5-Isopropyl-4-Methylphthalic Anhydride is a specialized organic intermediate belonging to the phthalic anhydride derivative family. This compound is valued for its role as a key building block in the synthesis of advanced polymers, dyes, and pharmaceutical active ingredients. It is primarily sought after by manufacturers in the agrochemical, polymer, and fine chemical industries for creating high-performance materials and complex molecules.

Application

• Polymer & Resin Intermediate: A crucial monomer for synthesizing specialized polyimides, polyesters, and alkyd resins with enhanced thermal and mechanical properties.
• Agrochemical Synthesis: Serves as a key precursor in the manufacture of advanced herbicides, fungicides, and plant growth regulators.
• Pharmaceutical Intermediate: Used in the multi-step synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Dye & Pigment Manufacturing: Acts as a building block for producing high-value, color-fast organic pigments and dyes.
• Epoxy Curing Agent Modifier: Employed to modify and improve the performance characteristics of epoxy resin curing agents.
• Fine Chemical & Research: Utilized in organic synthesis and research & development for creating novel chemical entities.

Basic Information

Product Name	5-Isopropyl-4-Methylphthalic Anhydride
CAS No.	84029-86-7
Molecular Formula	C12H12O3
Molecular Weight	204.22 g/mol
Synonyms	4-Methyl-5-isopropylphthalic anhydride; 5-Isopropyl-4-methyl-1,3-isobenzofurandione; 1,3-Isobenzofurandione, 5-(1-methylethyl)-4-methyl-; 4-Methyl-5-(1-methylethyl)phthalic anhydride; IMPA; Isopropylmethylphthalic anhydride
EINECS	Contact for details

Quality Control

Our production of 5-Isopropyl-4-Methylphthalic Anhydride adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee compliance with your technical requirements.

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). This material is hygroscopic (moisture-sensitive); ensure containers are kept sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Related Substances (HPLC)	Contact for details

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