HYDROCARBYL CARBOXYBETAINE AND METHOD FOR PREVENTING HOFMANN ELIMINATION IN ALKALINE ENVIRONMENT
申请人:NATIONAL CHUNG CHENG UNIVERSITY
公开号:US20170001956A1
公开(公告)日:2017-01-05
A Hydrocarbyl Carboxybetaine represented by Formula (1) is provided:
wherein, n
1
≧0 and n
2
>0, A is a C1-C20 alkyl group when n
1
>0, and A is a single bond when n
1
=0. R
1
, R
2
, R
3
, and R
4
are each independently selected from hydrogen atom, deuterium atom, C1-C20 alkyl group, C2-C20 alkenyl group and C2-C20 alkynyl group; X is selected from SH, SOCH
3
, SCH
3
, NH
2
, SiCl
3
, Si(OCH
3
)
3
, Si(OCH
2
CH
3
)
3
,
提供一种由化学式(1)表示的烃基羧基甜菜碱:
其中,n1≧0且n2>0,当n1>0时,A为C1-C20烷基基团,当n1=0时,A为单键。R1、R2、R3和R4分别独立地选自氢原子、氘原子、C1-C20烷基基团、C2-C20烯基基团和C2-C20炔基基团;X选自SH、SOCH3、SCH3、NH2、SiCl3、Si(OCH3)3、Si(OCH2CH3)3。