2-Methyl-1,3-propanediol

• CAT Number: L015901
• CAS Number: 2163-42-0
• Molecular Formula: C4H10O2
• Molecular Weight: 90.12
• Purity: ≥95%
• IUPAC Name: 2-methylpropane-1,3-diol
• InChI: InChI=1S/C4H10O2/c1-4(2-5)3-6/h4-6H,2-3H2,1H3
• InChIKey: QWGRWMMWNDWRQN-UHFFFAOYSA-N
• SMILES: CC(CO)CO

2-Methyl-1,3-propanediol (Cat No.:L015901) is a colorless, odorless, hygroscopic liquid diol with the molecular formula C₄H₁₀O₂. It contains two hydroxyl groups and a methyl branch, offering enhanced thermal and chemical stability. MPdiol is widely used in the production of polyesters, polyurethanes, plasticizers, and lubricants, where it improves flexibility, durability, and moisture resistance. Its branched structure reduces crystallinity, contributing to better performance in coatings and adhesives. Biodegradable and low in toxicity, it is also explored for cosmetic and personal care applications. Safe handling is essential, as it may cause mild eye or skin irritation.