Acetone CAS Number 67-64-1

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Acetic acid systematically named ethanoic acid is an acidic, colorless liquid and organic compound with the chemical formula CH3COOH. Vinegar is no less than 4% acetic acid by volume, making acetic acid the main component of vinegar apart from water. Acetic acid is a chemical reagent to produce chemical compounds. The largest single use of acetic acid is in the production of vinyl acetate monomer. The volume of acetic acid used in vinegar is comparatively small. Acetic acid injection into a tumor has been used to treat cancer since the 1800s. Acetic acid is used as part of cervical cancer screening in many areas in the developing world. Vinegar is used directly as a condiment and in the pickling of vegetables and other foods.