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.
Do Apple Cider Vinegar Diet Pills Work? Consuming one or two tablespoons of organic apple cider vinegar daily can bring a few good health benefits. But can Apple cider vinegar tablets be equally efficient and beneficial as the ACV liquid? It is hard to believe that the pills have all the quality of the organic ACV.