发明名称 |
Diaminofluorescein derivatives |
摘要 |
A compound represented by the following formula (I): wherein R1 and R2 represent amino groups that substitute at adjacent positions on the phenyl ring, provided that either of R1 and R2 represents a mono(C1-6 alkyl)-substituted amino group and the other represents an unsubstituted amino group; and R3 and R4 independently represent hydrogen atom or an acyl group, and an agent for measurement of nitrogen monoxide which comprises said compound.
|
申请公布号 |
US2002137225(A1) |
申请公布日期 |
2002.09.26 |
申请号 |
US20020140059 |
申请日期 |
2002.05.08 |
申请人 |
DAIICHI PURE CHEMICALS CO., LTD. |
发明人 |
NAGANO TETSUO;KOJIMA HIROTATSU |
分类号 |
C07D491/20;C07D493/10;(IPC1-7):G01N33/00;C07D311/82 |
主分类号 |
C07D491/20 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|