
Cycloheptanone, with the CAS number 502 - 42 - 1, is a colorless to slightly yellowish liquid. It has a molecular formula of C₇H₁₂O and a molecular weight of approximately 112.17 g/mol. The boiling point of Cycloheptanone is around 181 - 182 °C, and its melting point is - 38 °C. It has a density of about 0.95 g/cm³ at 25 °C. This product is soluble in most organic solvents, such as ethanol, ether, and acetone, but has limited solubility in water.
Cycloheptanone has a wide range of applications in various industries. In the pharmaceutical industry, it serves as an important intermediate for the synthesis of some drugs. It can participate in chemical reactions to form complex molecular structures required for specific medications. For example, it can be used in the synthesis of certain anti - inflammatory drugs.
In the fragrance industry, Cycloheptanone is used as a raw material to create unique scents. Its chemical properties allow it to blend well with other fragrant compounds, adding a special note to perfumes and colognes. Some high - end fragrance brands use it in their formulations to create long - lasting and distinctive scents.
In the field of organic synthesis, it is a valuable building block. Chemists use it to construct more complex organic molecules through a series of chemical reactions, such as aldol condensations and reduction reactions. These reactions can lead to the production of various fine chemicals with different functions.
When using Cycloheptanone, proper safety precautions should be taken. It should be handled in a well - ventilated area to avoid inhalation of vapors. Wear appropriate personal protective equipment, including gloves and safety glasses.
In a laboratory setting, for chemical synthesis, accurate measurement of Cycloheptanone is crucial. Use calibrated measuring instruments such as pipettes or burettes. Add it slowly to the reaction mixture under controlled conditions, usually while stirring. The reaction temperature and pH should be carefully monitored and adjusted according to the specific reaction requirements.
In industrial applications, storage conditions are also important. Store Cycloheptanone in a cool, dry place away from sources of heat and ignition. Keep it in a tightly sealed container to prevent evaporation and contamination.
Case 1: Pharmaceutical Synthesis
A pharmaceutical company was working on the development of a new anti - anxiety drug. They used Cycloheptanone as a key intermediate in the synthesis process. By carefully controlling the reaction conditions, including temperature, reaction time, and the use of catalysts, they were able to achieve a high - yield synthesis of the target compound. The final drug product passed pre - clinical trials and showed promising results in reducing anxiety symptoms in animal models.
Case 2: Fragrance Creation
A well - known fragrance house was aiming to create a new men's cologne. They incorporated Cycloheptanone into the fragrance formulation. After extensive testing and blending with other fragrant ingredients, they found that Cycloheptanone added a warm, woody undertone to the cologne. The new fragrance was well - received in the market, attracting a large number of consumers due to its unique scent profile.
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