Photoactive compounds having the general formulae below are provided
in which A represents oxygen or specified imido groups;
P' represents a 3-furyl, a 3-thienyl, a 3-pyrryl, a 3-benzofuryl or a 3-benzothienyl group, said 3-furyl, 3-thienyl and 3-pyrryl groups which is unsubstituted or substituted in the 2-position and/or the 5-position, with specified substituents;
p2 represents alkyl having 1 to 20 carbon atoms, cycloalkyl having 3 to 12 carbon atoms, aralkyl having 7 to 9 carbon atoms, aryl having 6 to 14 carbon atoms which may be unsubstituted or substituted with one or more halogen atoms, or alkaryl having 7 to 22 carbon atoms; and
F>C* and E>C* represent a substituted or unsubstituted bridged polycyclic hydrocarbon residue containing from 7 to 20 carbon atoms in a polycyclic system, said residue having a plane of asymmetry which is parallel to the plane which includes the single bonds extending from carbon atom C* and the anhydride or imide ring, any substituents on the bridged polycyclic hydrocarbyl residue being selected from alkyl groups having 1 to 4 carbon atoms, halogen atoms and hydroxy groups.
提供了具有以下通式的光活性化合物
其中 A 代表氧或特定亚
氨基;
P'代表3-
呋喃基、3-
噻吩基、3-
吡喃基、3-
苯并呋喃基或3-
苯并噻吩基,所述3-
呋喃基、3-
噻吩基和3-
吡喃基未被取代或在2位和/或5位被指定的取代基取代;
p2 代表具有 1 至 20 个碳原子的烷基、具有 3 至 12 个碳原子的环烷基、具有 7 至 9 个碳原子的芳烷基、具有 6 至 14 个碳原子且未被取代或被一个或多个卤素原子取代的芳基或具有 7 至 22 个碳原子的烷芳基;以及
F>C* 和 E>C* 代表在多环体系中含有 7 至 20 个碳原子的取代或未取代的桥接多
环烃残基,所述残基的不对称平面平行于包括从碳原子 C* 和酸酐或
亚胺环延伸的单键的平面,桥接多
环烃残基上的任何取代基均选自具有 1 至 4 个碳原子的烷基、卤素原子和羟基。