how to prepare 1-3-Cyclohexanedione ?

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how to prepare 1-3-Cyclohexanedione ?

New postby may79 » Thu Mar 11, 2010 8:42 am

Just as we kown , 1-3-Cyclohexanedione is prism-like crystals, it can dissolved in water, ethanol, acetone, chloroform, benzene boiling slightly soluble in ether, carbon disulfide.And it can be used as as an intermediate for pharmaceuticals, herbicides, plant growth regulator and other organic products.

Then do U kown how to prepare it ? with sodium hydroxide solution heat input cauldrons, joined the nickel catalyst, at 50 ° C coffin-100 hydrogen at atmospheric pressure-10-12h. After cooling, venting, filter catalyst, with the filtrate concentrated hydrochloric acid, cold to 0 ° C, filtered crystallization, or 1-3-cyclohexanedione crude.

At last Friendship remember safety is the most important even dangerous without life,when U prepare it ,be carefull.
may79
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