ORGANIC SULFUR COMPOUND AND ITS USE FOR CONTROLLING HARMFUL ARTHROPOD
申请人:Miyazaki Hiroyuki
公开号:US20100160430A1
公开(公告)日:2010-06-24
There is provided an organic sulfur compound having an excellent controlling effect on harmful arthropods represented by the formula (I): wherein, R
1
represents a C1-C5 haloalkyl group having at least one fluorine atom, R
2
represents a C1-C4 alkyl group optionally substituted with at least one halogen atom or the like, R
3
represents a hydrogen atom or the like, R
4
represents a cyano group or the like, R
5
represents a hydrogen atom or the like, m represents an integer of 1 to 4, and n represents 0, 1 or 2.
Organic sulfur compound and its use for controlling harmful arthropod
申请人:Sumitomo Chemical Company, Limited
公开号:US08247612B2
公开(公告)日:2012-08-21
There is provided an organic sulfur compound having an excellent controlling effect on harmful arthropods represented by the formula (I): wherein, R1 represents a C1-C5 haloalkyl group having at least one fluorine atom, R2 represents a C1-C4 alkyl group optionally substituted with at least one halogen atom or the like, R3 represents a hydrogen atom or the like, R4 represents a cyano group or the like, R5 represents a hydrogen atom or the like, m represents an integer of 1 to 4, and n represents 0, 1 or 2.
PROCESS FOR PREPARATION OF (FLUOROALKYLTHIO)ACETIC ACID ESTERS
申请人:Sumitomo Chemical Company, Limited
公开号:EP2465846A1
公开(公告)日:2012-06-20
Disclosed is a process for producing a (fluoroalkylthio)acetic acid ester represented by the formula (3) wherein R, R1 and R2 have the same meanings as defined below, which comprises reacting a thioglycolic acid ester represented by the formula (1) wherein R represents a hydrogen atom or an alkyl group having 1 to 5 carbon atoms, and R1 represents an alkyl group having 1 to 4 carbon atoms, with fluoroolefin represented by the formula (2) wherein R2 represents a fluoroalkyl group having 1 to 5 carbon atoms, in the presence of a radical generator.
Disclosed is a process for producing an amide compound of the formula (6):
wherein R and R2 have the same meanings as defined below, and n represents 1 or 2, which comprises oxidizing a (fluoroalkylthio)acetamide of the formula (8):
wherein R represents a hydrogen atom or an alkyl group having 1 to 5 carbon atoms, and R2 represents a fluorine-containing alkyl group having 1 to 5 carbon atoms. The carbamoyl group (-CONH2) of the amide compound of the formula (6) can be converted into a cyano group (-CN)to obtain a nitrile compound of the formula (7):
wherein R, R2 and n have the same meanings as defined above.
本发明公开了一种生产式(6)酰胺化合物的工艺:
其中 R 和 R2 与下文定义的含义相同,n 代表 1 或 2,该工艺包括氧化式(8)的(氟烷基硫代)乙酰胺:
其中 R 代表氢原子或具有 1 至 5 个碳原子的烷基,R2 代表具有 1 至 5 个碳原子的含氟烷基。式(6)酰胺化合物的氨基甲酰基(-CONH2)可转化为氰基(-CN),得到式(7)腈化合物:
其中 R、R2 和 n 的含义与上述定义相同。
Process for producing a (fluoroalkylthio) acetonitrile
申请人:Sumitomo Chemical Company, Limited
公开号:EP2662355A1
公开(公告)日:2013-11-13
Disclosed is a process for producing a (fluoroalkylthio)acetonitrile of the formula (9):
wherein R and R2 have the same meanings as defined below, which comprises converting a carbamoyl group (-CONH2) of fluoroalkylthioacetamide of the formula (8):
wherein R represents a hydrogen atom or an alkyl group having 1 to 5 carbon atoms, and R2 represents a fluorine-containing alkyl group having 1 to 5 carbon atoms, into a cyano group (-CN). The compound of the formula (9) can be oxidized to obtain a nitrile compound of the formula (7):
wherein R and R2 have the same meanings as above and n represents 1 or 2.
本发明公开了一种生产式 (9) 的(氟烷硫基)乙腈的工艺:
其中 R 和 R2 与下文定义的含义相同,该工艺包括将式(8)的氟烷基硫代乙酰胺的氨基甲酰基(-CONH2)转化:
其中 R 代表氢原子或具有 1 至 5 个碳原子的烷基,R2 代表具有 1 至 5 个碳原子的含氟烷基。式(9)化合物经氧化后可得到式(7)的腈化合物:
其中 R 和 R2 的含义同上,n 代表 1 或 2。