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ChemicalBook CAS DataBase List BENFURACARB
82560-54-1

BENFURACARB synthesis

1synthesis methods
Benfuracarb is synthesised through a three-step chemical process involving key reagents and controlled reaction conditions. The first step uses triethylamine and disulphur dichloride in chloroform at around 5?DegC for 2.5 hours to initiate the formation of the thioether linkage. The second step involves chlorination in chloroform which helps introduce reactive intermediates. Finally, a second treatment with triethylamine in chloroform for 4 hours at similar temperatures completes the synthesis, yielding benfuracarb.
-

Yield:-

Steps:

Multi-step reaction with 3 steps
1: triethylamine; disulfur dichloride / chloroform / 2.5 h / 5 °C
2: chlorine / chloroform / 3 h / 5 - 20 °C
3: triethylamine / chloroform / 4 h / 5 - 20 °C

References:

Hunanhaili Changde Pesticide Chemical Co., Ltd.;Lan Shilin;Liu Weidong;Du Shenghua;Wang Yanli;Liu Yuan;Cheng Chao;Ma Baode CN106674169, 2017, A

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