Echemi Chemical Products 3,4-Dichlorophenylacetic acid Description white to light yellow crystalline powder Echemi Chemical Products 3,4-Dichlorophenylacetic acid Basic Attributes CAS No：5807-30-7 Molecular Formula ：C8H6Cl2O2 Molecular Mass ：205.034 Exact Mass ：203.974487 PSA ：37.3 A^2 LogP ：3.1 EINECS ：227-368-7 InChIKeys ：ZOUPGSMSNQLUNW-UHFFFAOYSA-N H-bond Acceptor ：2 H-bond Donor ：1 SP3 ：0.13 RBN ：2 Echemi Chemical Products 3,4-Dichlorophenylacetic acid Characteristics Density ：1.5±0.1 g/cm3 Melting Point ：89-91 °C(lit.) Bolling Point ：328°C at 760 mmHg Flash Point ：152.1±23.7 °C Refractive Index ：1.585 Solubility ：Insoluble in water. Echemi Chemical Products 3,4-Dichlorophenylacetic acid Safety Information HS Code ：2916399090 UN No. ：NONH for all modes of transport WGK_Germany ：3 Risk Code ：R36/37/38 Safety Instructions ：S37/39-S26 Dangerous Mark ：Xi:Irritant; P Code ：P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, P501 Hazard Statements ：H315 https://www.echemi.com/products/pid_Rock5630-34-dichlorophenylaceticacid.html