申请人:Martin Roger Francis
公开号:US20130109678A1
公开(公告)日:2013-05-02
The invention relates to novel compounds, processes for their preparation and their use in protecting biological materials from radiation damage (radioprotection). Preferred compounds of the invention are those of Formula II, as follows:
wherein
W represents —N(R
1
R
2
) where R
1
and R
2
are not both hydrogen and where they may together form a 5, 6 or 7 membered ring structure, —NHN(R
1
R
2
), —NHR
3
N(R
1
R
2
), —NHR
3
OR
2
, —N(R
3
)R
3
OR
2
, —N(R
1
)R
3
OR
3
OR
3
, —OR
3
NR
1
R
2
, —OR
3
or W represents piperidyl, piperazinyl, morpholinyl, thiomorpholinyl or diazepanyl each of which may be optionally substituted by C
1
to C
4
alkyl, C
2
to C
4
alkenyl, —N(CO)N(R
1
R
2
), —N(CO)OR
1
, —N(CO)OR
3
OH, —(CO)NR
1
R
2
, —R
3
(CO)NR
1
R
2
, —R
3
OR
1
, —OR
1
, —N(R
1
R
2
) or —NH—;
R
1
and R
2
are the same or different and are selected from hydrogen, C
1
to C
4
alkyl or C
2
to C
4
alkenyl;
R
3
is a C
1
to C
4
alkyl or C
2
to C
4
alkenyl group or chain;
Z is the same or different and represents N or CH;
Z′ is the same or different and represents N or C;
X represents CH, N or NH, where
is a double bond when X is CH or N and a single bond when X is NH;
X′ represents N or NH, wherein when X is CH or NX′ is NH and wherein X and X′ are different and further where
is a double bond when X′ is N and a single bond when X′ is NH;
Q represents H, alkoxyl, —NR
1
R
2
, F or Cl;
Q
1
is absent when Z′ is N and when Z′ is C it represents H, alkoxyl, —NR
1
R
2
, F or Cl;
A represents a five to ten membered single or multiple ring structure with heterocyclic N or O located at the ortho position, said ring including optional double bonds, substitutions and/or other heteroatoms
and pharmaceutically acceptable derivatives thereof.
本发明涉及新化合物、其制备方法及其在保护生物材料免受辐射损伤(辐射防护)方面的用途。本发明的首选化合物是式 II 所示的化合物,其结构如下:其中,W 代表 —N(R1R2),其中 R1 和 R2 不全为氢,且它们可以一起形成 5、6 或 7 成员环结构,—NHN(R1R2)、—NHR3N(R1R2)、—NHR3OR2、—N(R3)R3OR2、—N(R1)R3OR3OR3、—OR3NR1R2、—OR3 或 W 代表哌啶基、哌嗪基、吗啉基、硫代吗啉基或二氮杂环庚烷基,每个基团可以选择地被 C1 到 C4 烷基、C2 到 C4 烯基、—N(CO)N(R1R2)、—N(CO)OR1、—N(CO)OR3OH、—(CO)NR1R2、—R3(CO)NR1R2、—R3OR1、—OR1、—N(R1R2) 或 —NH— 取代;R1 和 R2 相同或不同,选择自氢、C1 到 C4 烷基或 C2 到 C4 烯基;R3 是 C1 到 C4 烷基或 C2 到 C4 烯基基团或链;Z 相同或不同,代表 N 或 CH;Z′ 相同或不同,代表 N 或 C;X 代表 CH、N 或 NH,其中当 X 是 CH 或 N 时为双键,当 X 是 NH 时为单键;X′ 代表 N 或 NH,其中当 X 是 CH 或 N 时,X′ 为 NH,且 X 和 X′ 不同,进一步地,当 X′ 为 N 时为双键,当 X′ 为 NH 时为单键;Q 代表 H、烷氧基、—NR1R2、F 或 Cl;当 Z′ 为 N 时,Q1 不存在,当 Z′ 为 C 时,Q1 代表 H、烷氧基、—NR1R2、F 或 Cl;A 代表具有杂环 N 或 O 的五到十成员单环或多环结构,该环在邻位位置包括可选的双键、取代基和/或其他杂原子,以及其药学上可接受的衍生物。