FLUORINE-CONTAINING ETHER MONOCARBOXYLIC ACID AMINOALKYL ESTER AND A METHOD FOR PRODUCING THE SAME
申请人:Unimatec Co., Ltd.
公开号:US20180016223A1
公开(公告)日:2018-01-18
A fluorine-containing ether monocarboxylic acid aminoalkyl ester represented by the general formula:
C
n
F
2n+1
O[CF(CF
3
)CF
2
O]
a
CF(CF
3
)COO(CH
2
)
b
NR
1
R
2
(wherein R
1
is a hydrogen atom, an alkyl group having
1
to
12
carbon atoms, an aryl group, or an aralkyl group, preferably an alkyl group having
1
to
6
carbon atoms or an aryl group; R
2
is an alkyl group having
1
to
12
carbon atoms, an aryl group, or an aralkyl group, preferably an alkyl group having
1
to
6
carbon atoms or an aryl group; n is an integer of 1 to 3; a is an integer of 2 to 20, preferably an integer of 4 to 10; and b is an integer of 1 to 12, preferably an integer of 1 to 3). Such a fluorine-containing ether monocarboxylic acid ester having an amino group at the end of the ester group is produced by reacting a perfluoroether carboxylic acid fluoride compound C
n
F
2n+1
O[CF(CF
3
)CF
2
O]
1
CF(CF
3
)COF and a hydroxyalkyl amine compound HO(CH
2
)
b
NR
1
R
2
in the presence of an alkali metal fluoride.
一种由通式表示的含氟醚单羧酸氨基烷基酯:CnF2n+1O[CF(CF3)CF2O]aCF(CF3)COO(CH2)bNR1R2(其中R1为氢原子、具有1至12个碳原子的烷基、芳基或芳基烷基,最好为具有1至6个碳原子的烷基或芳基;R2为具有1至12个碳原子的烷基、芳基或芳基烷基,最好为具有1至6个碳原子的烷基或芳基;n为1至3的整数;a为2至20的整数,最好为4至10的整数;b为1至12的整数,最好为1至3的整数)。在碱金属氟化物存在下,通过反应全氟醚羧酸氟化合物CnF2n+1O[CF(CF3)CF2O]1CF(CF3)COF和羟基烷基胺化合物HO(CH2)bNR1R2可制得具有醚单羧酸末端氨基的含氟醚单羧酸酯。