DIALKOXYALKADIENYNE COMPOUND AND A PROCESS FOR PREPARING THE SAME AND A PROCESS FOR PREPARING A DIENYNAL COMPOUND
申请人:Shin-Etsu Chemical Co., Ltd.
公开号:US20210061744A1
公开(公告)日:2021-03-04
A process for preparing a dienynal compound of the following general formula (2): CH
2
═CHC≡CCH═CH(CH
2
)
n
CHO (2), wherein n represents an integer of 0 to 11, the process comprising a step of hydrolyzing a dialkoxyalkadienyne compound of the following general formula (1): CH
2
═CHC≡CCH═CH(CH
2
)
n
CH(OR
1
)(OR
2
) (1) wherein R
1
and R
2
represent, independently of each other, a monovalent hydrocarbon group having 1 to 15 carbon atoms, preferably 1 to 8, mere preferably 1 to 4, or R
1
and R
2
may be bonded to each other to form a divalent hydrocarbon group, R
1
-R
2
, having from 2 to 10 carbon atoms, and n represents an integer of 0 to 11, to obtain the dienynal compound (2).
制备下列一般式(2)的二烯醛化合物的过程:CH2═CHC≡CCH═CH(CH2)nCHO(2),其中n代表0到11的整数,该过程包括水解以下一般式(1)的二烯炔烯化合物的步骤:CH2═CHC≡CCH═CH(CH2)nCH(OR1)(OR2)(1),其中R1和R2分别表示独立的具有1至15个碳原子的一价碳氢基团,优选1至8,更优选1至4,或者R1和R2可以结合在一起形成具有2至10个碳原子的二价碳氢基团R1-R2,n代表0到11的整数,以获得二烯醛化合物(2)。