The alkylation of phenol derivatives can be achieved in good yield via Lewis or Brønsted acid. The only by-product of the reaction is water and the catalyst can be recycled when using Brønsted acid.
하기 일반식(I)으로 표시되는 술포늄염 화합물. (상기 일반식(I) 중에서, R 및 R는, 각각 서로 동일하거나 상이한, 탄소 원자수 1〜18의 알킬기를 나타내고, R 및 R는, 각각 서로 동일하거나 상이한, 탄소 원자수 1〜10의 알킬기를 나타내고, X는, 술폰이미드 음이온 또는 퍼플루오로알칸술폰산 음이온을 나타내며, 여기서, RO 및 RO로 나타내는 치환기의 위치는, 각각 나프틸기의 2번〜8번 위치의 임의의 위치이다).
NOVEL SULFONIUM SALT COMPOUND, METHOD FOR PRODUCING THE SAME, AND PHOTOACID GENERATOR
申请人:DSP GOKYO FOOD & CHEMICAL CO., LTD.
公开号:US20150293445A1
公开(公告)日:2015-10-15
Provided is a sulfonium salt compound represented by the following general formula (I):
where R
1
and R
2
each denote the same or a different alkyl group having 1 to 18 carbon atoms, R
3
and R
4
each denote the same or a different alkyl group having 1 to 10 carbon atoms, and X
−
denotes a sulfone imide anion or a perfluoroalkanesulfonic acid anion, wherein the substituents denoted by R
3
O and R
4
O are each located at an arbitrary position selected from the 2-position to the 8-position of the naphthyl group.