A compound represented by the following general formula:
1
wherein R
1
and R
2
represent amino groups present at adjacent positions each other on the phenyl ring; R
3
, R
4
, R
5
and R
6
independently represent a C
1-6
alkyl group; R
7
, R
8
, R
9
and R
10
independently represent a hydrogen atom, a C
1-6
alkyl group, an allyl group, or a halogen atom; R
11
represents a hydrogen atom or a C
1-18
alkyl group; and X
−
represents an anion, and an agent for nitric oxide measurement comprising said compound.
The compound efficiently reacts with nitric oxide to give a fluorescent compound that emits strong fluorescence by irradiation with excitation light of a long wavelength. This fluorescent compound is characterized in that said compound is detectable in a fluorescence wavelength range hardly influenced by autofluorescence of cells, and its fluorescence intensity is not attenuated under an acidic condition.
以下为翻译结果:
一种由以下通式表示的化合物:1其中,R1和R2代表相邻位置上苯环上的
氨基基团;R3、R4、R5和R6独立地表示C1-6烷基基团;R7、R8、R9和R10独立地表示氢原子、C1-6烷基基团、烯丙基或卤素原子;R11表示氢原子或C1-18烷基基团;X-表示阴离子,以及包含该化合物的一种
一氧化氮测量剂。该化合物有效地与
一氧化氮反应,生成一种荧光化合物,在长波长激发光的照射下发出强烈的荧光。该荧光化合物的特点在于,该化合物可以在荧光波长范围内被检测到,该范围几乎不受细胞自发荧光的影响,并且其荧光强度在酸性条件下不会衰减。