If the chromic acid oxidation is performed with stoichiometric oxidant in the presence of diethyl ether as co-solvent (a method introduced by H.C. Brown), the epimerization of l-menthone to d-isomenthone is largely avoided.
Apple cider vinegar isn't likely to be effective for weight loss. Proponents of the apple cider vinegar diet claim that drinking a small amount of apple cider vinegar before meals or taking an apple cider vinegar supplement helps curb appetite and burn fat. However, there's little scientific support for these claims.
How ACV Works. 1  Drinking a glass of water with a tablespoon of apple cider vinegar before a meal helps to curb your appetite. 2  It can help control your blood sugar.  It contains several antioxidants, which are great for you because they boost your bodyâs immune system and help you fight off illness.