4-(Substituted phenyl)-naphthalen-2(1H)-ones and 2-ols, processes for their preparation, and pharmaceutical compositions containing them
申请人:PFIZER INC.
公开号:EP0049953A2
公开(公告)日:1982-04-21
Compounds having the formula
wherein A when taken individually is hydrogen; B when taken individually is hydroxy or alkanoyloxy having from one to five carbon atoms;
A and B when taken together are oxo;
R, is hydrogen, benzyl, or R1' wherein R1' is alkanoyl having from one to five carbon atoms, P(O) (OH)2 and mono-and disodium and potassium salts thereof, -CO(CH2)2COOH and the sodium and potassium salts thereof, or -CO(CH2)pNR4R5 wherein p is 0 or an integer from 1 to 4, each of R4 and R5 when taken individually is hydrogen or alkyl having from one to four carbon atoms; R4 and R5 when taken together with the nitrogen to which they are attached are piperidino, pyrrolo, pyrrolidino, morpholino or N-alkylpiperazino having from one to four carbon atoms in the alkyl group;
R2 when taken individually is hydrogen;
R3 when taken individually is hydrogen, methyl, hydroxy, hydroxymethyl, -OR,' or -CH2OR1'; R2 and R3 when taken together are oxo, methylene or alkylenedioxy having from two to four carbon atoms;
W is hydrogen, pyridyl, or
wherein W, is hydrogen, chloro or fluoro;
when W is hydrogen, Z is
(a) alkylene having from five to thirteen carbon atoms; or
(b) -lalk1)m-O-(alk2)n- wherein each of (alk,) and (alk2) is alkylene having from one to thirteen carbon atoms; each of m and n is 0 or 1; with the provisos that the summation of carbon atoms in (alk1) plus (alk2) is not less than five or greater than thirteen; and at least one of m and n is 1;
when W is other than hydrogen, Z is
(a) alkylene having from three to eight carbon atoms; or
(b) -(elk1)m-O-(alk2)n- wherein each of (alk1) and (alk2) is alkylene having from one to eight carbon atoms; each of m and n is 0 or 1; with the provisos that the summation of carbon atoms in (alk,) plus (alk2) is not less than three or greater than eight; and at least one of m and n is 1;
or a pharmaceutically acceptable acid addition salt of those compounds wherein R, is -CO(CH2)pNR4R5 and/or W is pyridyl; pharmaceutical compositions containing them, and processes for their preparation. The compounds are particularly useful in the treatment of nausea and as analgesics.
具有以下式子的化合物
其中 A 单独取值时为氢;B 单独取值时为具有 1 至 5 个碳原子的羟基或烷酰氧基;
A 和 B 合在一起时为氧代;
R,是氢、苄基或 R1',其中 R1'是具有 1 至 5 个碳原子的烷酰基、P(O) (OH)2 及其单钠盐、二钠盐和钾盐、-CO(CH2)2COOH 及其钠盐和钾盐,或-CO(CH2)pNR4R5,其中 p 是 0 或 1 至 4 的整数,R4 和 R5 单独使用时各自是氢或具有 1 至 4 个碳原子的烷基;R4 和 R5 与它们所连接的氮一起为哌啶基、吡咯基、吡咯烷基、吗啉基或 N-烷基哌嗪基,烷基中含有 1 至 4 个碳原子;
R2 单独使用时为氢
R3 单独为氢、甲基、羟基、羟甲基、-OR、'或-CH2OR1';R2 和 R3 合在一起为具有 2 至 4 个碳原子的氧代、亚甲基或亚烷基二氧基;
W 是氢、吡啶基或
其中 W 是氢、氯或氟;
当 W 是氢时,Z 是
(a) 具有 5 至 13 个碳原子的亚烷基;或
(b) -lalk1)m-O-(alk2)n- 其中(alk,)和(alk2)各自为具有一至十三个碳原子的亚烷基;m 和 n 各自为 0 或 1;但前提是(alk1)和(alk2)中碳原子的总和不小于五个或大于十三个;且 m 和 n 中至少有一个为 1;
当 W 不是氢时,Z 是
(a) 具有三至八个碳原子的亚烷基;或
(b) -(elk1)m-O-(alk2)n- 其中(alk1)和(alk2)各为具有 1 至 8 个碳原子的亚烷基;m 和 n 各为 0 或 1;但前提是(alk,)加(alk2)中碳原子的总和不小于 3 或大于 8;且 m 和 n 中至少有一个为 1;
或这些化合物的药学上可接受的酸加成盐,其中 R, 是-CO(CH2)pNR4R5 和/或 W 是吡啶基;含有这些化合物的药物组合物及其制备工艺。这些化合物特别适用于治疗恶心和镇痛。