ChemicalBook CAS DataBase List 2-(2,4-DICHLOROPHENOXY)ETHANOL

2-(2,4-DICHLOROPHENOXY)ETHANOL synthesis

10synthesis methods

Product Name:2-(2,4-DICHLOROPHENOXY)ETHANOL
CAS Number:120-67-2
Molecular formula:C8H8Cl2O2
Molecular Weight:207.05

122-99-6
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$8.00/100g

120-67-2
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$34.00/1g

Yield: 99.48%

Reaction Conditions:

with aluminum oxide;chlorine at -20; for 0.5 h;Reagent/catalyst;Temperature;

Steps:

1; 2; 8 Example 1
Add 139.58g 99% to the 500mL four-necked bottle. phenoxyethanol (1 mol), 0.21 g of 99% alumina and 1.19g 99% 2,4,5-tri-tert-butylisothiazole, 154.69g of 99% chlorine gas was introduced at -20 °C, and the reaction was kept for 30 minutes. distilling and collecting fractions of 110-120 ° C under a pressure of 1 kpa, 2,4-dichlorophenoxyethanol 207.89g, content 99.1%,The yield was 99.48% based on phenoxyethanol.

References:

Shandong Runbo Biological Technology Co., Ltd.;Sun Guoqing;Hou Yongsheng;Zhang Liguo;Chi Zhilong;Hu Yishan CN108947799, 2018, A Location in patent:Paragraph 0049-0050; 0053-0054; 0056-0057; 0077; 0078