2-Saccharinylmethyl aryl carboxylates useful as proteolytic enzyme inhibitors and compositions and method of use
申请人:STERLING WINTHROP INC.
公开号:EP0483928A1
公开(公告)日:1992-05-06
4-R⁴-R⁵-2-Saccharinylmethyl aryl carboxylates, useful in the treatment of degenerative diseases, are prepared by reacting a 4-R⁴-R⁵-2-halomethylsaccharin with an arylcarboxylic acid in the presence of an acid-acceptor.
Novel 2-saccharinylmethyl and 4,5,6,7-tetrahydro-2-saccharinylmethyl phosphates, phosphonates and phosphinates useful as proteolytic enzyme inhibitors and compositions and method of use thereof
申请人:STERLING WINTHROP INC.
公开号:EP0549073A1
公开(公告)日:1993-06-30
Novel 4-R₁-R₂-R₃-2-saccharinylmethyl, 4-R₄-4-R₅-6-R₆-4,5,6,7-tetrahydro-2-saccharinylmethyl and 4,7-C-4,5,6,7-tetrahydro-2-saccharinylmethyl phosphates, phosphonates and phosphinates of formulas I, II and IIA respectively
are useful in the treatment of degenerative diseases, and compositions containing them, methods for using them to treat degenerative diseases, and processes for their preparation by reaction of the corresponding 2-halomethylsaccharins with a phosphate, phosphonate or phosphinic acidderivative.
Novel 2-substituted saccharins which inhibit the enzymatic activity of proteolytic enzymes are useful in the treatment of degenerative diseases and have the formula
wherein:
L is -O-, -S-, -SO- or -SO₂-;
m and n are each independently 0 or 1;
R₁ is substituted phenyl, heterocyclyl or substitued heterocyclyl or,
when L is -O- and n is 1, R₁ is cycloheptatrienon-2-yl or,
when L is -S- and n is 1, R₁ is cyano or lower-alkoxythiocarbonyl or,
when L is -SO₂- and n is 1, R₁ is lower-alkyl or trifluoromethyl;
R₂ is hydrogen, lower-alkoxycarbonyl, phenyl or phenylthio; and
R₃ and R₄ are each hydrogen or various substituents,
and processes for preparation and pharmaceutical compositions and method of use thereof are disclosed.
新型 2-取代糖精能抑制蛋白水解酶的酶活性,可用于治疗退行性疾病,其分子式为
其中
L是-O-、-S-、-SO-或-SO₂-;
m 和 n 各自独立地为 0 或 1;
R₁ 是取代的苯基、杂环基或取代的杂环基;或
当 L 为-O-且 n 为 1 时,R₁ 为环庚三壬-2-基,或
当 L 为-S-且 n 为 1 时,R₁ 为氰基或低级烷氧基硫代羰基;或
当 L 为-SO₂- 且 n 为 1 时,R₁ 为低级烷基或三氟甲基;
R₂ 是氢、低级烷氧基羰基、苯基或苯硫基;以及
R₃ 和 R₄ 各为氢或各种取代基、
本发明公开了制备工艺、药物组合物及其使用方法。