Ortho Xylene
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Description
What is Ortho Xylene?
Ortho Xylene (C₆H₄(CH₃)₂), also known as 1,2-dimethylbenzene, is a colorless, flammable, aromatic hydrocarbon derived from benzene. It consists of two methyl groups bonded to adjacent carbon atoms on a benzene ring, making it a key isomer among the xylene group (which includes meta and para xylene).
O- Xylene is widely used as a chemical intermediate in the production of phthalic anhydride, which is further utilized in manufacturing plasticizers, polyester resins, and alkyd resins. Due to its excellent solvency properties and high purity, plays an essential role across multiple industrial applications.

Technical Specifications
Appearance: Bright & Clear Liquid
Ortho Xylene Purity: 98.5% Min
Specific Gravity: 0.882 – 0.885
Non-Aromatics: Max 0.5%
Sulphur Content: Max 1 ppm
C8 Aromatics (Other than Ortho Xylene): Max 1%
Distillation Range: 144.4°C
Key Applications:
1. Production of Phthalic Anhydride
O-Xylene is the primary feedstock for the manufacture of phthalic anhydride, an essential ingredient in the production of plasticizers, alkyd resins, and unsaturated polyester resins (UPRs) used in coatings, adhesives, and construction materials.
2. Solvent in Paints & Coatings
It serves as a high-performance solvent in paints, inks, dyes, and varnishes, offering excellent evaporation rate and solubility for various resins and polymers.
3. Intermediate in Chemical Synthesis
O-Xylene is used as an intermediate in organic synthesis to manufacture various agrochemicals, pharmaceuticals, and specialty chemicals.
4. Laboratory Reagent
Its stable chemical structure makes it suitable for use as a reagent and solvent in analytical and research laboratories.
5. Fuel Additive
In some specialized cases, Ortho Xylene is used in fuel formulations to improve combustion and performance characteristics.
Features & Benefits
High Purity (98.5% Min) for superior performance
Excellent Solvency for resins, coatings & adhesives
Stable Physical & Chemical Properties
Versatile Industrial Applications
Bulk Supply Availability
Free from Excessive Impurities
Reliable Consistency in Quality
Why Choose Chemex Chemicals ?
At Chemex Chemicals, we take pride in being one of the most trusted suppliers of Ortho Xylene in India and globally. Here’s what sets us apart:
Sourcing from Reputed Global Manufacturers
Consistent Quality Assurance & Purity Testing
Bulk Availability & Competitive Pricing
Custom Packaging Options to Suit Your Needs
Strong Supply Chain Network for Timely Deliveries
Dedicated Customer Support & Technical Assistance
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