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Natural 3-methyl Butyric Acid CAS 503-74-2

Odowell is a professional China Natural 3-methyl Butyric Acid CAS 503-74-2 manufacturers and China Natural 3-methyl butyric acid suppliers.
Natural 3-methyl butyric acid is an important ingredient of fragrance. Natural 3-methyl butyric acid is colorless transparent colloidal liquid, with unpleasent sour and sweat odor. The melting point of Natural 3-methyl butyric acid is -29℃. Natural 3-methyl butyric acid is largely used in flavor and fragrant as well as medicine.
Odowell is ploughing in Flavors & Fragrances industry since 2012, constantly looking for new raw materials and new technology to fulfill perfumers and flavorists’ growing pursuit of product variety and quality.

Natural Isovaleric Acid CAS 503-74

Odowell is a professional China Natural Isovaleric Acid CAS 503-74 manufacturers and China Natural Isovaleric Acid suppliers. Natural Isovaleric Acid is obtained by oxidation of isoamyl alcohol or isovaleraldehyde. Add potassium permanganate, sodium carbonate and isoamyl alcohol into water, stir and heat up to 50-70 ℃, react for 3h, filter, and wash manganese mud with hot water. Combine the filtrate, wash and concentrate. Cool to 40 ℃, slowly add sulfuric acid to pH=2-3, leave the Chemicalbook still, separate the oil layer, fractionate, and collect the 173-176 ℃ fraction to obtain isovaleric acid with a yield of 48%. Isovaleraldehyde is oxidized by air at 30-40 ℃ with manganese acetate as catalyst. The product is distilled and the distillate at 173-178 ℃ is collected to obtain a finished p......