Tropolone is an organic compound with the formula C7H5(OH)O. It is a pale yellow solid that is soluble in organic solvents. The compound has been of interest to research chemists because of its unusual electronic structure and its role as a ligand precursor. Although not usually prepared from tropone, it can be viewed as its derivative with a hydroxyl group in the 2-position.

Appearance and properties: Light yellow - cream solid

Density: 1.278g /cm3

Boiling point: 80-84 ° C0.1mm Hg(lit.)

Melting point: 50-52 °C(lit.)

Flash point: >230 °F

Refractive index: 1.602

Storage condition: 2-8oC

Usage:Used as intermediate of medicine and dye

Use of this chemical: Tropolone could react with diazomethane to produce 2-methoxy-cycloheptatrienone. This reaction could happen in the presence of the methanol and diethyl ether with its yield of 97%.

Production method of this chemical: 2-(3-Methylbut-2-enyloxy)tropon could react to produce tropolone. This reaction could happen in the presence of the solvent of dimethylsulfoxide, and it needs the reaction time of 30 mins and the reaction temperature of 180 ℃.

When you are dealing with this chemical, you should be cautious. This chemical is irritating to eyes, respiratory system and skin and may cause inflammation to the skin or other mucous membranes. And it may have the risk of serious damage to eyes. Therefore, you should wear suitable protective clothing, gloves and eye/face protection and avoid contacting with skin and eyes. Besides, do not breathe dust and if in case of contact with eyes, rinse immediately with plenty of water and seek medical advice.