Dibenzorhodamine compounds having the structure
are disclosed, including nitrogen- and aryl-substituted forms thereof. In addition, two intermediates useful for synthesizing such compounds are disclosed, a first intermediate having the structure
including nitrogen- and aryl-substituted forms thereof, and a second intermediate having the structure
including nitrogen- and aryl-substituted forms thereof, wherein substituents at positions C-14 to C18 taken separately are selected from the group consisting of hydrogen, chlorine, fluorine, lower alkyl, carboxylic acid, sulfonic acid, —CH
2
OH, alkoxy, phenoxy, linking group, and substituted forms thereof. The invention further includes energy transfer dyes comprising the dibenzorhodamine compounds, nucleosides labeled with the dibenzorhodamine compounds, and nucleic acid analysis methods employing the dibenzorhodamine compounds.
本发明公开了具有以下结构的二苯基
罗丹明化合物,包括其氮基和芳基取代形式。此外,本发明还公开了用于合成此类化合物的两种中间体,第一种中间体具有以下结构,包括其氮基和芳基取代形式,第二种中间体具有以下结构,包括其氮基和芳基取代形式,其中单独取代C-14到C18位置的取代基选自氢、
氯、
氟、低碳基、
羧酸、
磺酸、—CH2OH、烷氧基、苯氧基、连接基和其取代形式的群。本发明还包括包含二苯基
罗丹明化合物的能量转移
染料,标记有二苯基
罗丹明化合物的核苷酸,以及采用二苯基
罗丹明化合物的核酸分析方法。