对9,9-二己基-2,7-二溴代芴的合成进行了研究,以2,7-二溴代芴和溴己烷为原料,在一步合成中得到了目标产物[1]。其合成反应式如下图所示:

在氩气保护下,向装有机械搅拌的1000毫升三口烧瓶中加入600毫升二甲基亚砜,并在搅拌下升温至65℃~70℃。保温排氧2小时后,自然降温至25℃~35℃,然后依次加入40.0克2,7-二溴代芴、54.83克溴己烷和2.49克TBAB。在25℃~35℃下开始向体系中滴加50%的氢氧化钾溶液,并保持体系温度在25℃~40℃之间,直至滴加完毕后,在该温度下继续保温反应8小时。停止反应后,通过二氯乙烷提取、水洗和无水硫酸镁干燥,过滤并浓缩后再进行丙酮重结晶得到精品。
用途9,9-二己基-2,7-二溴代芴是聚合物发光二极管(polymeric light-emitting diodes)的中间体。随着OLED显示市场迅猛增长期的到来,近年来,芴类有机小分子材料因其易于修饰、优异的溶解性能和成膜性、良好的光学性能及热稳定性以及高的荧光效率等特点,被广泛应用于oled显示技术中,并通过Suzuki反应偶联形成大的共轭体系。
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
9,9-二己基芴 | 9,9-dihexyl-9H-fluorene | 123863-97-8 | C25H34 | 334.545 |
2,7-二溴芴 | 2,7-dibromo-9H-fluorene | 16433-88-8 | C13H8Br2 | 324.015 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 2-bromo-9,9,9',9'-tetrahexyl-7,2'-bifluorene | 483363-23-1 | C50H65Br | 745.97 |
—— | 7-bromo-9,9-dihexyl-9H-fluorene-2-carbaldehyde | 950202-24-1 | C26H33BrO | 441.451 |
—— | 7-bromo-9,9-dihexyl-9H-fluoren-2-amine | 1262414-52-7 | C25H34BrN | 428.456 |
—— | 7-bromo-9,9'-dihexyl-9H-fluorene-2-carbonitrile | 403699-44-5 | C26H32BrN | 438.451 |
—— | 2,7-bis(4-bromophenyl)-9,9-di-n-hexylfluorene | 419568-25-5 | C37H40Br2 | 644.533 |
7-溴-9,9-二己基芴-2-硼酸 | 3,7-bromo-9,9-di-n-hexylfluoren-2-ylboronic acid | 934762-26-2 | C25H34BBrO2 | 457.259 |
—— | 7-bromo-9,9-dihexyl-9H-fluorene-2-carbonyl chloride | 1246171-19-6 | C26H32BrClO | 475.896 |
—— | 7-bromo-9,9,9',9'-tetrahexyl-2,2'-bi(9H-fluorene)-7'-carbaldehyde | 950202-26-3 | C51H65BrO | 773.981 |
—— | methyl 7-Bromo-9,9-dihexyl-9H-fluorene-2-carboxylate | 1374359-25-7 | C27H35BrO2 | 471.478 |
—— | 7-bromo-9,9-dihexyl-9H-fluorene-2,3-diamine | 1428542-12-4 | C25H35BrN2 | 443.47 |
—— | 7-bromo-9,9-dihexyl-N,N-diphenyl-9H-fluoren-2-amine | 209603-47-4 | C37H42BrN | 580.651 |
—— | N2-(7-bromo-9,9-dihexyl-9H-fluoren-2-yl)-N2-[7-(diphenylamino)-9,9-dihexyl-9H-fluoren-2-yl]-9,9-dihexyl-N7,N7-diphenyl-9H-fluorene-2,7-diamine | 1434075-35-0 | C99H116BrN3 | 1427.93 |
—— | 9,9,9',9',9'',9''-hexahexyl-7,2';7',2''-terfluorene | 264925-42-0 | C75H98 | 999.603 |
—— | 7-bromo-9,9-dihexyl-9H-fluorene-2-carbohydrazide | 1374359-26-8 | C26H35BrN2O | 471.481 |
—— | bis(7-bromo-9,9-dihexyl-9H-fluoren-2-yl)diphenylsilane | —— | C62H74Br2Si | 1007.16 |
—— | 2-(7-Bromo-9,9-dihexylfluoren-2-yl)-thiophene | 452914-33-9 | C29H35BrS | 495.567 |
9,9-二己基-9H-芴-2,7-二甲醛 | 9,9-dihexyl-9H-fluorene-2,7-dicarbaldehyde | 295796-57-5 | C27H34O2 | 390.566 |
—— | 2,7-Bis[9,9-bis(cyclohexylmethyl)fluoren-2-yl]-9,9-dihexylfluorene | 1056900-88-9 | C79H98 | 1047.65 |
—— | (7-cyanomethyl-9,9'-dihexyl-9H-fluorene-2-yl)acetonitrile | 369370-70-7 | C29H36N2 | 412.618 |
2,7-双(溴甲基)-9,9-二己基-9H-芴 | 2,7-bis(bromomethyl)-9,9-dihexyl-9H-fluorene | 187148-75-0 | C27H36Br2 | 520.391 |
—— | 2,7-bis(chloromethyl)-9,9'-dihexyl-9H-fluorene | 608512-92-1 | C27H36Cl2 | 431.489 |
—— | 2,7-diethenyl-9,9-di-n-hexylfluorene | 203927-95-1 | C29H38 | 386.621 |
—— | 2,7-di(pyren-1-yl)-9,9-dihexylfluorene | 1366181-26-1 | C57H50 | 735.024 |
—— | 9,9-di-n-hexyl-2,7-bis[(trimethylsilyl)ethynyl]fluorene | 220625-89-8 | C35H50Si2 | 526.953 |
—— | FBCN | 1020942-97-5 | C45H42N4 | 638.855 |
9,9-二己基芴-2,7-二羧酸 | 9,9-dihexylfluorene-2,7-dicarboxylic acid | 536744-35-1 | C27H34O4 | 422.565 |
—— | 7-[7-(9,9-Dihexylfluoren-2-yl)-9,9-dihexylfluoren-2-yl]-9,9-dihexylfluorene-2-carbaldehyde | 950202-32-1 | C76H98O | 1027.61 |
—— | 7,7'-(diformyl)-9,9'-(dihexyl)-2,2'-bifluorene | 950202-30-9 | C52H66O2 | 723.095 |
—— | 9,9,9',9'-tetrahexyl-9H,9'H-[2,2'-bifluorene]-7-carbaldehyde | 950202-28-5 | C51H66O | 695.084 |
9,9-二己基芴-2,7-二硼酸 | 9,9-dihexylfluorene-2,7-diboronic acid | 203927-98-4 | C25H36B2O4 | 422.18 |
4-[9,9-二己基-7-(3-羟基-3-甲基丁-1-炔基)芴-2-基]-2-甲基丁-3-炔-2-醇 | 2,7-di(3-hydroxy-3-methylbutynyl)-9,9-dihexylfluorene | 918133-72-9 | C35H46O2 | 498.749 |
—— | 2,5-bis(7-bromo-9,9-dihexyl-9H-fluoren-2-yl)-1,3,4-oxadiazole | 1246171-20-9 | C52H64Br2N2O | 892.901 |
—— | N2-(7-(diphenylamino)-9,9-dihexyl-9H-fluoren-2-yl)-9,9-dihexyl-N7,N7-diphenyl-9H-fluorene-2,7-diamine | 1374359-19-9 | C74H85N3 | 1016.51 |
—— | 9,9-dihexyl-N2,N2-diphenyl-9H-fluorene-2,7-diamine | 1374359-18-8 | C37H44N2 | 516.77 |
—— | 2,7-bis(5-bromo-2-pyrimidyl)-9,9-dihexylfluorene | 634589-28-9 | C33H36Br2N4 | 648.484 |
2-(7-溴-9,9-二己基-9H-芴-2-基)-4,4,5,5-四甲基-1,3,2-二氧硼戊烷 | 2-(7-bromo-9,9-dihexyl-9H-fluoren-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane | 1048037-36-0 | C31H44BBrO2 | 539.404 |
—— | 2,7-bis(trimethylsilyl)-9,9-dihexylfluorene | 1025772-87-5 | C31H50Si2 | 478.909 |
—— | 2,7-di(2-thienyl)-9,9-dihexylfluorene | 354580-80-6 | C33H38S2 | 498.797 |
—— | 2-(7-bromo-9,9-dihexyl-9H-fluoren-2-yl)-5-(4-tert-butylphenyl)-1,3,4-oxadiazole | 1374359-27-9 | C37H45BrN2O | 613.681 |
—— | 2-bromo-5-[7-(5-bromo-2-thienyl)-9,9-dihexyl-9H-fluoren-2-yl]thiophene | 928853-19-4 | C33H36Br2S2 | 656.589 |
—— | 9,9,9',9'-tetrahexylbifluoren-2-ylboronic acid | 483363-26-4 | C50H67BO2 | 710.892 |
9,9-二己基芴-2,7-二硼酸二(1,3-丙二醇)酯 | 9,9-dihexylfluorene-2,7-bis(trimethylene boronate) | 250597-29-6 | C31H44B2O4 | 502.31 |
—— | 7-bromo-2-carbazole-9,9-bis-n-hexylfluoerene | 921211-03-2 | C37H40BrN | 578.635 |
—— | 9,9-dihexyl-7-(trimethylsilyl)-9H-fluoren-2-amine | 1374359-20-2 | C28H43NSi | 421.742 |
—— | 7,7'-(ethyne-1,2-diyl)bis(9,9-dihexyl-N,N-diphenyl-9H-fluoren-2-amine) | 1217343-99-1 | C76H84N2 | 1025.52 |
2,7-二(4,4,5,5-四甲基-1,3,2-二氧硼戊环-2-基)-9,9-十二烷芴 | 9,9-dihexyl-2,7-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolane-2-yl)fluorene | 254755-24-3 | C37H56B2O4 | 586.471 |
—— | bis(9,9-dihexyl-7-(trimethylsilyl)-9H-fluoren-2-yl)amine | 1374359-21-3 | C56H83NSi2 | 826.453 |
—— | 2-Bromo-5-[5-[7-[5-(5-bromothiophen-2-yl)thiophen-2-yl]-9,9-dihexylfluoren-2-yl]thiophen-2-yl]thiophene | 929562-71-0 | C41H40Br2S4 | 820.841 |
(9,9-二己基-7-三甲基甲硅烷基芴-2-基)硼酸 | (9,9-dihexyl-7-trimethylsilylfluoren-2-yl)boronic acid | 871468-23-4 | C28H43BO2Si | 450.545 |
—— | 2-Bromo-5-[5-[5-[7-[5-[5-(5-bromothiophen-2-yl)thiophen-2-yl]thiophen-2-yl]-9,9-dihexylfluoren-2-yl]thiophen-2-yl]thiophen-2-yl]thiophene | 929562-72-1 | C49H44Br2S6 | 985.092 |
—— | 3,6-[10,10']biphenothiazinyl-9,9-dihexyl-9H-fluorene | 1120422-83-4 | C49H48N2S2 | 729.066 |
—— | 2-tetrazole-7-diphenylamine-9,9-dihexylfluorene | 1381884-48-5 | C38H43N5 | 569.793 |
—— | 2,7-bis[5-(1,1-dicyanovinyl)thiophen-2-yl]-9,9-bis-(n-hexyl)fluorene | 1020943-05-8 | C41H38N4S2 | 650.912 |
—— | 1,2-bis(7-(diphenylamino)-9,9-dihexyl-9H-fluoren-2-yl)ethane-1,2-dione | 1217344-00-7 | C76H84N2O2 | 1057.52 |
—— | 7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9,9-dihexylfluorene-2-carbaldehyde | 950202-25-2 | C32H45BO3 | 488.518 |
—— | 2,5-Bis(7-ethynyl-9,9-dihexylfluoren-2-yl)-1,3,4-oxadiazole | 1014671-74-9 | C56H66N2O | 783.153 |
—— | Diethyl 2-bromo-5-(9,9-dihexyl-7-trimethylsilylfluoren-2-yl)benzene-1,4-dicarboxylate | 1301768-76-2 | C40H53BrO4Si | 705.848 |
—— | 9,9'-(9,9-dihexylfluorene-2,7-diyl)bis(3,6-diaminocarbazole) | 1282455-18-8 | C49H52N6 | 724.992 |
—— | 7-{4-[5-(4-tert-butylphenyl)-1,3,4-oxadiazol-2-yl]phenyl}-9,9-dihexyl-N,N-diphenylfluoren-2-amine | —— | C55H59N3O | 778.093 |
—— | 7-(9H-carbazol-9-yl)-7'-(4-cyanophenyl)-2,2'-bi(9,9-dihexylfluorene) | 1382210-43-6 | C69H76N2 | 933.376 |
—— | 2-(9H-carbazol-9-yl)-7-(4-cyanophenyl)-9,9-dihexylfluorene | 1382210-39-0 | C44H44N2 | 600.847 |
—— | 9,9,9',9'-tetrahexyl-7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,2'-bi(9H-fluorene)-7'-carbaldehyde | 950202-27-4 | C57H77BO3 | 821.048 |
—— | tert-butyl N,N-bis[9,9-dihexyl-7-(trimethylsilyl)-9H-fluoren-2-yl]carbamate | 1374359-22-4 | C61H91NO2Si2 | 926.57 |
—— | 2,7-bis[5-(carbazol-9-yl)thiophen-2-yl]-9,9-di-n-hexylfluorene | —— | C57H52N2S2 | 829.185 |
—— | 2-[[5-[7-[5-[(1,3-Dioxoinden-2-ylidene)methyl]thiophen-2-yl]-9,9-dihexylfluoren-2-yl]thiophen-2-yl]methylidene]indene-1,3-dione | —— | C53H46O4S2 | 811.078 |