effective include but are not limited to sulfuric acid p toluene sulfonic acid methane sulfonic acid tin metal zinc metal titanium metal organo titianates organo tin compounds organo zinc compounds zinc oxide magnesium oxide calcium oxide etc preferred is stannous oxylate the reaction is conducted at between 140 and 240 c under an inert nitrogen blanket preferred temperature range is between 180 and 210 c water is removed from the reaction which is done using a nitrogen sparge or vacuum of up to 10 mm to a suitable reaction vessel is added 296 0 guerbet alcohol example 1 64 0 grams of citric acid and 121 0 grams of fluoro alcohol example 17 and 2 0 grams of stannous oxylate catalyst a nitrogen sparge is then applied next the temperature is increased to 160 200 c and by product water begins to distill off vacuum is applied to keep the water distilling when 97 of the theoretical water is removed the reaction is cooled the desired product is obtained without additional purification ______________________________________guerbet alkoxylate fluoro alcoholexample example grams example grams______________________________________25 1 200 0 16 88 026 2 296 0 17 121 027 3 453 0 18 155 028 4 688 6 19 189 029 5 1 178 5 20 221 030 6 254 0 21 254 031 7 351 4 22 288 032 8 508 8 22 28 033 9 743 0 16 88 034 10 1.