4-hydroxyphenylalkylamine derivative
View Patent ↗The present invention relates to a compound represented by the following general formula (I): wherein R 1 and R 2 independently represent a monovalent hydrocarbon group; R 3 represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms; X represents a divalent hydrocarbon group; and R 4 , R 5 and R 6 independently represent a monovalent organic group or a group represented by the following general formula (II): in which R 7 and R 8 independently represent a monovalent hydrocarbon group; and R 9 represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms, with the proviso that R 5 and R 6 may combine together to form a divalent hydrocarbon group. The aforementioned compounds are useful as a polymerization inhibitor and the like.
1. A composition comprising:
acryloxysilane or methacryloxysilane; and
a compound represented by the following general formula (I):
wherein
R 1 and R 2 independently represent a monovalent hydrocarbon group;
R 3 represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms;
X represents a divalent hydrocarbon group; and
R 4 , R 5 and R 6 independently represent a monovalent saturated hydrocarbon group,
with the proviso that R 5 and R 6 may combine together to form a divalent saturated hydrocarbon group.
2. The composition according to claim 1 , wherein the compound represented by general formula (I) is represented by the following general formula (III):
wherein
R 1 , R 2 , R 3 and R 4 , as well as X are the same as described above; and
Y represents a divalent saturated hydrocarbon group.
3. The composition according to claim 1 which is a silane coupling agent.
4. The composition according to claim 1 , which is polymerizable and further comprises an organic monomer.
5. A polymer comprising the composition as recited in claim 1 .
6. A molded product obtained from the polymerizable composition as recited in claim 4 .
7. A method for producing a silicon-containing compound containing an acryloxy group or a methacryloxy group comprising producing the same in the presence of the compound represented by the following general formula (I):
wherein
R 1 and R 2 independently represent a monovalent hydrocarbon group;
R 3 represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms;
X represents a divalent hydrocarbon group; and
R 4 , R 5 and R 6 independently represent a monovalent saturated hydrocarbon group,
with the proviso that R 5 and R 6 may combine together to form a divalent saturated hydrocarbon group.
8. The method according to claim 7 , wherein said silicon-containing compound containing an acryloxy group or a methacryloxy group is an acryloxysilane or a methacryloxysilane.
9. A method for producing an acryloxysilane or a methacryloxysilane, comprising addition-reacting an acrylate or methacrylate of an alcohol containing an aliphatic unsaturated bond with an organosilane containing a hydrogen atom binding to a silicon atom, in the presence of the compound represented by the following general formula (I):
wherein
R 1 and R 2 independently represent a monovalent hydrocarbon group;
R 3 represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms;
X represents a divalent hydrocarbon group; and
R 4 , R 5 and R 6 independently represent a monovalent saturated hydrocarbon group,
with the proviso that R 5 and R 6 may combine together to form a divalent saturated hydrocarbon group.
10. The method for producing an acryloxysilane or a methacryloxysilane according to claim 9 , wherein said organosilane containing a hydrogen atom binding to a silicon atom is a methyldialkoxysilane.
11. A method for producing an acryloxysilane or a methacryloxysilane, comprising the step of purifying an acryloxysilane or a methacryloxysilane by distillation in the presence of the compound represented by the following general formula (I):
wherein
R 1 and R 2 independently represent a monovalent hydrocarbon group;
R 3 represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms;
X represents a divalent hydrocarbon group; and
R 4 , R 5 and R 6 independently represent a monovalent saturated hydrocarbon group,
with the proviso that R 5 and R 6 may combine together to form a divalent saturated hydrocarbon group.
12. A molded product obtained from the polymer as recited in claim 5 .