Dimethyl Phthalate, DMP, 131-11-3

🔬 Dimethyl Phthalate (DMP) – Chemical Overview

📑 General Information

• Chemical Name: Dimethyl Phthalate

• CAS Number: 131-11-3

• Molecular Formula: C₁₀H₁₀O₄

• Molecular Weight: 194 g/mol

• Appearance: Clear, colorless liquid

• Odor: Slightly sweet

• Density: ~1.185–1.195 g/cm³ (20 °C)

• Purity (by GC): ≥ 99.5%

⚙️ Physical & Chemical Properties

🏭 Applications

📦 Packaging

• HDPE / MS Drums: 230 kg

• IBC Totes: 1180 kg

• Flexi Tank: 22–24 MT

• ISO Tank: 22–24 MT

🧪 Synonyms (Other Names)

• Dimethyl Phthalate (DMP)

• Phthalic Acid Dimethyl Ester

• Benzene-1,2-dicarboxylic acid, dimethyl ester

• o-Phthalic acid dimethyl ester

• 1,2-Benzenedicarboxylic acid, dimethyl ester

⚠️ Safety & Regulatory Notes

• Shelf Life: ~24 months (under recommended storage conditions)

• Stability: Stable under normal conditions; incompatible with strong oxidizers

• Regulatory: Registered under REACH; requires MSDS/TDS for shipment

• Hazards: Generally considered low toxicity, but like other phthalates, environmental monitoring is important

✅ Summary: Dimethyl Phthalate (DMP) is a versatile phthalate ester widely used as a plasticizer, solvent, and mosquito repellent ingredient. It is valued for its high purity, stability, and compatibility with polymers, but like other phthalates, its use is regulated in sensitive applications such as food contact materials.

💄 Cosmetics & Personal Care

🧼 Detergents & Cleaning Products

🧪 Plastics & Polymers

💊 Pharmaceuticals

📦 Packaging

🎨 Paints & Adhesives

🌱 Agriculture

⚙️ Industrial Chemicals