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ChemicalBook CAS DataBase List 2-Ethoxyphenol
94-71-3

2-Ethoxyphenol synthesis

12synthesis methods
-

Yield:94-71-3 97.56%

Reaction Conditions:

at 150; for 4 h;Reagent/catalyst;Temperature;

Steps:

4 Example 4
The preparation method of o-ethoxyphenol comprises the following steps: a. 100.13g ortho-ethylvanillin crystals are added into the reaction kettle and heated to melt to form liquid state; b. Start stirring. To the kettle, add 2.0008g of composite metal catalyst (Rh2O3 and RuCl3 mass ratio of 1: 3); c. Heating and raise the temperature to 150 deg.C for 4 hours; d. Pressure filtration to recovery metal catalyst; e. The filtrate undergoes vacuum distillation to obtain product. Product is colorless and transparent liquid 81.23g, the product molar yield 97.56%, as shown in Figure 4, the product GC purity is 99.66%.

References:

Chongqing Thrive Fine Chemicals Co., Ltd.;Gan, Jianqiang;Zhao, Huawen;Wen, Zeping;Ji, Weigang;Liu, Duan;Tang, Ling;Hong, Wei CN105693478, 2016, A Location in patent:Paragraph 0057; 0058; 0059; 0060; 0061; 0062; 0063; 0064

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