申请人:Wilson Robert Howe John
公开号:US20070049761A1
公开(公告)日:2007-03-01
The invention relates to new compounds of formula (1) wherein R is hydrogen or a linear or branched C
1-40
alkyl; where X is O, S, or NR
1
where R
1
is a hydrogen, a linear or branched C
1-40
alkyl, C
2-40
alkenyl or C
2-40
alkynyl group, an aryl, a heteroaryl or C
1-40
alkylaryl or alkylheteroaryl group and where one or both of C and D is OR
2
, SR
2
, NR
3
R
4
where R
2
, R
3
and R
4
are each independently hydrogen, a linear or branched C
1-40
alkyl, C
2-40
alkenyl or C
2-40
alkynyl group, an aryl or C
1-40
alkylaryl group or a linear or branched C
1-40
alkyl NR
5
R
6
chain where R
5
and R
6
are each independently hydrogen, a linear or branched C
1-40
alkyl; or an optionally complex metal ion M
n+
/n wherein n is an integer from 1 to 8; or where one or both of C and D are amino acids or nucleic acids attached via either N, O or S; and wherein m is an integer from 1 to 8; and wherein either: I) A is a known aryl or heteroaryl fluorescent group and B is hydrogen, a linear or branched C
1-40
alkyl, C
2-40
alkenyl or C
2
4 alkynyl group, an aryl, a heteroaryl or C
1-40
alkylaryl or alkylheteroaryl group or phosphonate P(O)(OR
2
)
2
; II) B is a known aryl or heteroaryl fluorescent group and A is hydrogen, a linear or branched C
1-40
alkyl, C
2-40
alkenyl or C
2-40
alkynyl group, an aryl, a heteroaryl or C
1-40
alkylaryl or alkylheteroaryl group or a linear or branched C
1-40
alkyl NR
5
R
6
chain, or a linear or branched C
1-40
alkyl mono or di ester C
1-40
alkylphosphonate or a linear or branched C
1-40
alkylphosphonic acid; III) Both A and B are known aryl or heteroaryl fluorescent groups. The compounds are useful as fluorescent sensors for metal cations and have the advantages of excellent water solubility, selectivity and sensitivity to a variety of metal cations even in the presence of high concentrations of Ca
+2
Na
+
and K
+
, good cell permeability, flexible and simple syntheses, ease of attachment to polymers and bio-polymers to aid the identification of both chemical and biological processes as well as for assaying physiological samples and for the attachment to surfaces such as glasses, ceramics and apatites.
本发明涉及公式(1)的新化合物,其中R是氢或线性或支链C1-40烷基;其中X是O,S或NR1,其中R1是氢,线性或支链C1-40烷基,C2-40烯基或C2-40炔基,芳基,杂芳基或C1-40烷基芳基或烷基杂芳基;其中C和/或D中的一个或两个是OR2,SR2,NR3R4,其中R2,R3和R4各自独立地是氢,线性或支链C1-40烷基,C2-40烯基或C2-40炔基,芳基或C1-40烷基芳基或线性或支链C1-40烷基NR5R6链,其中R5和R6各自独立地是氢,线性或支链C1-40烷基;或者是一个可选的复杂金属离子Mn+/n,其中n是从1到8的整数;或者其中C和/或D中的一个或两个是通过N、O或S连接的氨基酸或核酸;其中m是从1到8的整数;并且其中:I)A是已知的芳基或杂芳基荧光基团,B是氢,线性或支链C1-40烷基,C2-40烯基或C24炔基,芳基,杂芳基或C1-40烷基芳基或烷基杂芳基或膦酸酯P(O)(OR2)2;II)B是已知的芳基或杂芳基荧光基团,A是氢,线性或支链C1-40烷基,C2-40烯基或C2-40炔基,芳基,杂芳基或C1-40烷基芳基或烷基杂芳基或线性或支链C1-40烷基NR5R6链,或线性或支链C1-40烷基单或二酯C1-40烷基膦酸盐或线性或支链C1-40烷基膦酸;III)A和B都是已知的芳基或杂芳基荧光基团。这些化合物可用作金属阳离子的荧光传感器,具有优异的水溶性,对各种金属阳离子的选择性和灵敏性,即使在高浓度的Ca+2,Na+和K+存在下也能够工作,具有良好的细胞渗透性,合成灵活简单,易于附着于聚合物和生物聚合物以帮助鉴定化学和生物过程以及用于测定生理样品和附着于玻璃、陶瓷和磷灰石等表面。