申请人:Bristol-Myers Squibb Company
公开号:EP0558959A1
公开(公告)日:1993-09-08
A taxol derivative of formula I
or a pharmaceutically acceptable salt thereof, in which
Rj is-CORz in which Rz is t-butyloxy, C₁₋₆ alkyl, C₂₋₆ alkenyl, C₂₋₆ alkynyl, C₃₋₆ cycloalkyl, or phenyl, optionally substituted with one to three same or different C₁₋₆ alkyl, C₁₋₆ alkoxy, halogen or -CF₃ groups;
Ry isC₁₋₆ alkyl, C₂₋₆ alkenyl, C₂₋₆ alkynyl, C₃₋₆ cycloalkyl, or a radical of the formula -W-Rx in which W is a bond, C₂₋₆ alkenediyl, or -(CH₂)t-, in which t is one to six; and Rx is naphthyl, furyl, thienyl or phenyl, and furthermore Rx can be optionally substituted with one to three same or different C₁₋₆ alkyl, C₁₋₆ alkoxy, halogen or -CF₃ groups;
Rw ishydrogen, hydroxy, acetyloxy, -OC(=O)OY or -OZ;
R¹ ishydrogen, hydroxy, -OC(=O)OY or -OZ; R² is hydroxy, -OC(=O)OY, -OC(=O)R or -OZ, with the proviso at least one of R¹, R² or Rw is -OC(=O)OY or -OZ;
R isC₁₋₆ alkyl;
Z isof the formula
or
wherein
R³ and R⁴are independently hydrogen or C₁₋₆ alkyl, or R³ and R⁴ taken together with the carbon atom to which they are attached form C₃₋₆ cycloalkylidene;
R⁵ is-OC(=O)R, -OP=O(OH)₂ or -CH₂OP=O(OH)₂;
R⁶, R⁷, R⁸ and R⁹are independently halogen, C₁₋₆ alkyl, C₁₋₆ alkoxy or hydrogen; or one of R⁶, R⁷, R⁸ and R⁹ is -OC(=O)R, -OP=O(OH)₂ or hydroxy, and the others are independently halogen, C₁₋₆ alkyl, C₁₋₆ alkoxy or hydrogen; but when R⁵ is -OC(=O)R, one of R⁶, R⁷, R⁸ or R⁹ must be -OP=O(OH)₂;
Q is-(CH₂)q-, optionally substituted with one to six same or different C₁₋₆ alkyl or C₃₋₆ cycloalkyl, or a carbon atom of said -(CH₂)q- group can also be a part of C₃₋₆ cycloalkylidene;
q is2 to 6; n is 0, and m is 1 or 0 when R⁵ is -CH₂OP=O(OH)₂; n is 1 or 0, and m is 1 when R⁵ is -OC(=O)R or -OP=O(OH)₂;
Y isC₁₋₆ alkyl (optionally substituted with -OP=O(OH)₂ or one to six same or different halogen atoms), C₃₋₆ cycloalkyl, C₂₋₆ alkenyl, or a radical of the formula
in which
D is a bond or -(CH₂)t-, optionally substituted with one to six same or different C₁₋₆ alkyl; and Ra, Rb and Rc are independently hydrogen, amino, C₁₋₆alkylamino, di-C₁₋₆alkylamino, halogen, C₁₋₆ alkyl, or C₁₋₆ alkoxy; and
with the further proviso that R² cannot be -OP=O(OH)₂; and Y cannot be -CH₂CCl₃.
式 I 的紫杉醇衍生物
或其药学上可接受的盐,其中
Rj 是-CORz,其中 Rz 是 t-丁氧基、C₁₋₆ 烷基、C₂₋₆ 烯基、C₂₋₆ 炔基、C₃₋₆ 环烷基或苯基、任选被一至三个相同或不同的 C₁₋₆烷基、C₁₋₆烷氧基、卤素或 -CF₃ 基团取代;
Ry 是 C₁₋₆烷基、C₂₋₆ 烯基、C₂₋₆ 炔基、C₃₋₆环烷基或式 -W-Rx 的基团,其中 W 是键、C₂₋₆ 烯二基或 -(CH₂)t-,其中 t 是 1 至 6;Rx 是萘基、呋喃基、噻吩基或苯基,此外,Rx 可任选被一至三个相同或不同的 C₁₋₆烷基、C₁₋₆烷氧基、卤素或 -CF₃ 基团取代;
Rw 是氢、羟基、乙酰氧基、-OC(=O)OY 或 -OZ;
R¹ 是氢、羟基、-OC(=O)OY 或-OZ;R² 是羟基、-OC(=O)OY、-OC(=O)R 或-OZ,但 R¹、R² 或 Rw 中至少有一个是-OC(=O)OY 或-OZ;
R 是₁₋₆烷基;
Z 为以下式子
或
其中
R³ 和 R⁴ 独立地为氢或 C₁₋₆ 烷基,或 R³ 和 R⁴ 与它们所连接的碳原子一起形成 C₃₋₆ 亚环烷基;
R⁵ 是-OC(=O)R、-OP=O(OH)₂ 或-CH₂OP=O(OH)₂;
R⁶、R⁷、R⁸ 和 R𠞙 独立地为卤素、C₁₋₆ 烷基、C₁₋₆ 烷氧基或氢;或 R⁶、R⁷、R⁸ 和 R𠞙 中的一个是 -OC(=O)R、-OP=O(OH)₂ 或羟基,而其他的独立地是卤素、C₁₋₆ 烷基、C₁₋₆ 烷氧基或氢;但当 R⁵ 是-OC(=O)R 时,R⁶、R⁷、R⁸ 或 R⁹ 中的一个必须是-OP=O(OH)₂;
Q 是-(CH₂)q-,任选被 1 至 6 个相同或不同的 C₁₋₆ 烷基或 C₃₋₆ 环烷基取代,或者所述-(CH₂)q- 基团的碳原子也可以是 C₃₋₆ 环烷基亚甲基的一部分;
q 是 2 至 6;当 R⁵ 是-CH₂OP=O(OH)₂时,n 是 0,m 是 1 或 0;当 R⁵ 是-OC(=O)R 或-OP=O(OH)₂时,n 是 1 或 0,m 是 1;
Y 是 C₁₋₆烷基(任选被 -OP=O(OH)₂ 或 1 至 6 个相同或不同的卤原子取代)、C₃₋₆环烷基、C₂₋₆烯基或式中的基团
其中
D 是键或-(CH₂)t-,任选被一至六个相同或不同的 C₁₋₆ 烷基取代;Ra、Rb 和 Rc 独立地为氢、氨基、C₁₋₆ 烷基氨基、二 C₁₋₆ 烷基氨基、卤素、C₁₋₆ 烷基或 C₁₋₆ 烷氧基;以及
但 R² 不能是-OP=O(OH)₂;Y 不能是-CH₂CCl₃。