[Physicochemical Properties]: White acicular crystals or colorless to yellowish liquid, melting point at 33 - 35, boiling point at 163 - 164, flash point ≥ 65, density of 0.905(at 50), resolvable to alcohol and ethylether, and into water at 1g/40ml. [Appearance]: Colorless acicular crystals in solid state, colorless or yellowish liquid in liquid state. Purity: ≥99.0. Moisture: ≤0.2% [Applications]: 1. For production of medical midbody-- pivaloyl chloride, 2. For production of prednisone, ointment for psoriasis and dipivefrin, 3. Producing midbody of agricultural chemical--Pinacotone, 4. Serving as additive in production of toilet soaps, hair shampoos and hair styling jellies in perfume industry, 5.Serving as initiating agent in coating material and plastic industry. [Production Capacity]: 10,000 tons/year, two sets of production plants are available to process isobutene and isobutyl alcohol in HHCC.