Common name: Ethephon

Chemical name: (2-chloroethyl)phosphonic acid

CAS Number: 16672-87-0

PHYSICAL CHEMISTRY

Mol. Wt. 144.5 M. F. C2H6ClO3P

Appearance: Colourless solid; (tech. Is a clear liquid). M. P. 74-75 B. P. C. 265 (decomp. ) V. P. <0.01 mPa (20 ) KOW logP <-2.20 (25, unstated pH) Henry <1.55? 10-9 Pa m3 mol-1 (calc. ) S. G. /density 1.409? . 02 (20 ) (tech. ) Solubility In water c. 1 kg/l (23 ). Readily soluble in methanol, ethanol, isopropanol, acetone, diethyl ether, and other polar organic solvents. Sparingly soluble in non-polar organic solvents such as benzene and toluene. Insoluble in kerosene and diesel oil. Stability Stable in aqueous solutions having pH <5. At higher pH, decomposition occurs with the liberation of ethylene. Sensitive to u. V. Irradiation. PKa pKa1 2.5, pKa2 7.2

Formulation: 90% tech, 48% SL 70%SL

Packing: Net 200L in drum, or according the clients requirement.