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.
1 Apple cider vinegar has been on the menu since 3000 BC. 2  An apple cider vinegar diet can help you lose weight. 3  It's a great remedy for minor ailments and can also help prevent major illnesses like diabetes and cancer.  Make apple cider vinegar a part of your daily diet.