1,4-Cyclohexanedione NEW
Price | Get Latest Price | |
Package | 1kg | 30kg |
Min. Order: | 1kg |
Supply Ability: | 10MT/month |
Update Time: | 2024-08-05 |
Product Details
Product Name: 1,4-Cyclohexanedione | CAS No.: 637-88-7 |
EC-No.: 211-306-0 | Min. Order: 1kg |
Purity: 99.5% | Supply Ability: 10MT/month |
Release date: 2024/08/05 |
Chemical Properties: Colorless crystal
Usage: Used in pharmaceuticals, organic synthesis, and as a general reagent. Used as liquid crystal intermediate and used in the synthesis of conductivity.
Production Method: Add the prepared sodium ethoxide into the reaction kettle, then add ether and diethyl succinate, reflux in water for 3 days, and recover the ether; then cool to room temperature, add 10% dilute sulfuric acid to adjust to pH=2 , filter out the crystals, wash with water, and dry to obtain the crude Chemicalbook diethyl succinate; recrystallize the crude product with ethanol (melting point 127-129°C) to obtain the pure product. Then put diethyl succinate back into the flask, add a mixture of concentrated sulfuric acid, water, and ethanol, reflux in oil for 5 days, cool, and neutralize with ammonia to pH = 8; then extract with chloroform 4 times , recover the chloroform to obtain the crude product; then distill the crude product under reduced pressure, pour the distillate into cold petroleum ether, filter and dry to obtain the 1,4-cyclohexanedione product.
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- Since: 2010-04-22
- Address: No. 1036, Dongfanghong, Xinsi Village, Zhelin Town, Fengxian District, Shanghai
+86-13795318958
Candy@bj-chem.com