... [15972-60-8] PHYSICAL CHEMISTRY Composition ³93% pure. Mol. wt. 269.8 M.f. C14H20ClNO2 Form Yellow white to wine ... 40.5-41.5 ºC B.p. 100 °C/0.0026 kPa V.p. 2.0 mPa (25 ºC) KOW logP = 3.09 ... Pa m3 mol-1 (calc.) S.g./density 1.1330 (25 °C) Solubility In water 170.31 mg/l (pH 7, ... Hakhoechi, 1986, 29, 182; Rev. Environm. Contam. Toxicol., 1989, 110, 110-114). In surface water, 55% degraded in 28 d. alachlor ...