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.
Generally, one to two tablespoons of apple cider vinegar is placed in water before meals. Supplements are even sold in stores. In general, to lose belly fat, apple cider vinegar at best is only a part of the story and it is a treatment unproven by science. In order to lose belly fat and keep it off, a healthy lifestyle programme would have to be adopted. Here are a few tips that would help: 1. Do a detox programme.