in gas thermal decomposition reaction in inert atmosphere between 0 and 1000°C, heating rate 10°C/min, at 200 and 300°C: 2 and 3 PMe3, at 575°C last PMe3, on further heating WCl2 is produced with decomposition;

in gas thermal decomposition reaction in air between 0 and 1000°C, heating rate 10°C/min<250°C removal of 1 PMe3, at 250°C 2 PMe3, at 480 and 650°C formation of WOCl3 and WO2Cl2, formation of WO3 also observed;

in gas thermal decomposition reaction in air between 0 and 1000°C, heating rate 10°C/min<250°C removal of 1 PMe3, at 250°C 2 PMe3, at 480 and 650°C formation of WOCl3 and WO2Cl2, formation of WO3 also observed;