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    • 1. 发明申请
    • PHOTOACTIVABLE NITROGEN BASES
    • 可摄氮
    • WO2003033500A1
    • 2003-04-24
    • PCT/EP2002/011238
    • 2002-10-08
    • CIBA SPECIALTY CHEMICALS HOLDING INC.BAUDIN, GisèleDIETLIKER, KurtJUNG, Tunja
    • BAUDIN, GisèleDIETLIKER, KurtJUNG, Tunja
    • C07D487/04
    • C07D487/04B33Y70/00G03F7/0045G03F7/0295G03F7/031
    • Compounds of the formula I R7"N-R6 RS-C,N-R4 H C, R'/ I R, 3 R 2 (I) in which R, is an aromatic or heteroaromatic radical which is capable of absorbing light in the wave-length range from 200 nm to 650 nm and which is unsubstituted or substituted one or more times by C,-C,8alkyl, C2-C,ealkenyl, C2-C,8alkynyl, C,-C,ehaloalkyl, N02, NR,OR , CN, OR,2, SR,2, C(O)R,3, C(O)OR,4, halogen or a radical of the formula II R∼-N' R6 1 R5-C,N.R4 H I C - R3 I R2 (II) and which on absorption brings about a photoelimination which leads to the generation of an amidine group, R2 and R3 independently of one another are hydrogen, C,-C,ealkyl or phenyl which is unsubstituted or is substituted one or more times by C,-C,8alkyl, CN, OR,2, SR,2, halogen or C,-C,ehaloalkyl; R5 is C,-C,ealkyl or NR8R9; R4, R6, R,, R8, R9, R,o and R inde-pendently of one another are hydrogen or C,-C,8alkyl; or R4 and R6 together form a C2-C,2alkylene bridge which is unsubstituted or is substituted by one or more C1-C4alkyl radicals; or R5 and R,, independently of R4 and R6, together form a C2-C,2alkylene bridge which is unsubstituted or is substituted by one or more C1-C4alkyl radicals; or, if R5 is a radi-cal NR8R9, R, and R9 together form a C2-C,2alkylene bridge which is unsubstituted or is sub-stituted by one or more C1-C4alkyl radicals; and R,2, R,3 and R,4 independently of one another are hydrogen or C,-C,ealkyl; are suitable as photoinitiators for compounds which react under base catalysis.
    • 式I R7“N-R6RS-C,N-R4H HC,R'/ IR,3R2(I)的化合物,其中R 1是能够吸收波浪中的光的芳族或杂芳族基团, 长度范围为200nm至650nm,其未被取代或被C 1 -C 8烷基,C 2 -C 6烯基,C 2 -C 8炔基,C 1 -C 8卤代烷基,N 2 NR,OR ,CN,OR,2,SR,2,C(O)R,3,C(O)OR 4,卤素或式II的基团R 1 -C 6R 5 R 5 -C - R3 I R2(II),其吸收引起导致脒基的生成的光致游离,R 2和R 3彼此独立地是氢,C 1 -C 6烷基或未取代或被取代的苯基 C 1 -C 8烷基,CN,OR 2,SR 2,卤素或C 1 -C 6卤代烷基; R 5为C 1 -C 6烷基或NR 8 R 9; R 4,R 6, R 1,R 2,R 3和R 4彼此独立地是氢或C 1 -C 8烷基;或者R 4和R 6一起形成未被取代或被一个或多个C 1 -C 4烷基取代的C 2 -C 2亚烷基桥 自由基; 或R 5和R 7独立于R 4和R 6一起形成未被取代或被一个或多个C 1 -C 4烷基取代的C 2 -C 2亚烷基桥; 或者如果R 5是辐射级NR 8 R 9,则R 3和R 9一起形成未被取代或由一个或多个C 1 -C 4烷基取代的C 2 -C 2亚烷基桥; 和R,2,R 3和R 4彼此独立地是氢或C 1 -C 6烷基; 适用于在碱催化下反应的化合物的光引发剂。