| 技術摘要-中文 | 本發明係提供一種雙吲哚苯乙烯鹽化合物，具有下列化學式(I)： (I) 其中Z1與Z2係包括苯環、萘環或雜環；R1係包括氫、C1-5烷基、羥基、鹵素或烷氧基；R2係包括氫、鹵素、C1-5烷基、硝基、酯基、酸基、磺酸基、磺胺基、硫酸酯、醯胺基、C1-3烷氧基、胺基、烷胺基、氰基、C1-6烷硫基或C2-7烷氧羰基；R3、R4、R5與R6係包括氫、鹵素、烷基、芳烷基(aralkyl)或含氧、硫或氮之雜環，且R3與R4可與W原子相連成環，R5與R6可相連成環；R7與R8係包括氫或烷基；W係包括碳或氮；Y係包括碳、氧、硫、硒、-NR或-C(CH3)2，其中R為C1-5烷基；m為1~3；n為1~8；以及X1與X2係相同或不同，包括陰離子基團或陰離子有機金屬錯合物。 The invention provides a bisstyryl compound having formula (I): (I) wherein Z1 and Z2 are the same or different and comprise benzene, naphthalene, or heterocyclic ring containing O, S, or N, R1 is H, C1-5 alkyl, hydroxyl, halogen atoms, or alkoxy, R2 is H, halogen atoms, C1-5 alkyl, nitro, ester, carboxyl, sulfo, sulfonamide, sulfuric ester, amide, C1-3 alkoxy, amino, alkylamino, cyano, C1-6 alkylsulfonyl, or C2-7 alkoxy carbonyl, R3, R4, R5, and R6 comprise H, halogen atoms, alkyl, aralkyl, disubstituted amino, or heterocyclic ring containing O, S, or N, R7 and R8 comprise H or alkyl, W comprises nitrogen with or without Z1 and Z2 or aromatic group without Z1 and Z2, Y comprises carbon, oxygen, sulfur, selenium, -NR, or -C(CH3)2, m is 1~3, n is 1~18, and X1 and X2 are the same or different and comprise an anion or an anionic organometallic complex, wherein R3 and R4 are joined to a nitrogen atom or R5 and R6 are joined together to form a ring, and R bonded to nitrogen is C1-5 alkyl. The invention provides a high density recording medium comprising a first substrate, a recording layer formed thereon comprising the di |