Abstract: Aminobutylic acid derivatives of the formula (I): wherein the symbols are as defined in specification; and non-toxic salts thereof. Because of inhibiting matrix metalloproteinase, the compounds of the formula (I) are useful for prevention and/or treatment of diseases, for example, rheumatoid diseases, arthrosteitis, osteoarthritis, unusual bone resorption, osteoporosis, periodontitis, interstitial nephritis, arteriosclerosis, pulmonary emphysema, cirrhosis, cornea injury, cornea ulcer, metastasis, invasion or growth of tumor cells, autoimmune disease, disease caused by vascular emigration or infiltration of leukocytes, arterialization, multiple sclerosis, arota aneurysm, endometriosis, restenosis after PTCA, unstable angina, acute myocardial infarction, transient ischemic attack.

Abstract: A pyrimidine derivative compound of formula (I) or a salt thereof and a method for the preparation thereof.

Abstract: Aminobutylic acid derivatives of the formula (I): 1

Abstract: A process for the preparation of compounds represented by formulae (I) and (IV): 1

Abstract: Aminobutylic acid derivatives of the formula (I) wherein the symbols are as defined in specification; and non-toxic salts thereof. Because of inhibiting matrix metalloproteinase, the compounds of the formula (I) are useful for prevention and/or treatment of diseases, for example, rheumatoid diseases, arthrosteitis, osteoarthritis, unusual bone resorption, osteoporosis, periodontitis, interstitial nephritis, arteriosclerosis, pulmonary emphysema, cirrhosis, cornea injury, cornea ulcer, metastasis, invasion or growth of tumor cells, autoimmune disease, disease caused by vascular emigration or infiltration of leukocytes, arterialization, multiple sclerosis, arota aneurysm, endometriosis, restenosis after PTCA, unstable angina, acute myocardial infarction, transient ischemic attack.

Abstract: An aminobutyric acid derivative of the formula (I): (wherein all symbols are as defined in the specification) and salt thereof. salt thereof. The compounds of the formula (I) possess an inhibitory activity on matrix metalloproteinase and are useful for prevention and/or treatment of diseases, for example, rheumatoid diseases, arthrosteitis, unusual bone resorption, osteoporosis, periodontitis, interstitial nephritis, arteriosclerosis, pulmonary emphysema, cirrhosis, cornea injury, metastasis of, invasion of or growth of tumor cells, autoimmune disease (e.g. Crohn's disease, Sjogren's syndrome), disease caused by vascular emigration or infiltration of leukocytes, arterialization, multiple sclerosis, aorta aneurysm, endometriosis.

Abstract: The present invention is related to: (i) matrix metalloproteinase inhibitors containing sulfonylamino acid derivatives of the formula (Ia);  wherein R1 is hydrogen, C1-4 alkyl; R2 is hydrogen, C1-8 alkyl etc.; E is —CONR3—, in which R3 is hydrogen, C1-4 alkyl etc., —NR3CO—, —CO—O—, —O—CO— etc.; A is hydrogen, C1-8 alkyl, C3-7 cycloalkyl, or Ar; J is bond, C2-4 alkylene etc.; G is — (CH2)m—, in which m is 2, 3 or 4, or in which R6 and R7 is hydrogen, C1-8 alkyl etc.; and non-toxic salts thereof, (ii) sulfonylamino acid derivatives of the formula (Ib): wherein all the symbols are the same meaning as (i); and non-toxic salts thereof, and (iii) process for the preparation of the compound of the formula (Ib). The compounds of the formula (Ia) are useful for prevention and/or treatment of diseases induced by overexpression and excess activity of MMP.

Abstract: Pharmaceutical composition containing aryl (sulfide, sulfoxide, sulfone) derivatives of the formula (1) and the salts thereof as active ingredient (wherein R1 is H, alkyl; R2 is COOR7, CONHOR8; E is —CONR9—, —NR9CO—, —OCO—,—COO—, —CH2—O—, —(CH2)2—, vinylene, ethynylene; J is bond, alkylene; A is H, alkyl, Ar, alkyl-OH ; R3, R4 is H, alkyl, COOR19, hydroxy, —NR20R21, Ar1 etc.); R5, R6 is H, methyl) and the novel aryl (sulfide, sulfoxide, sulfone) derivatives of the formula (I).

Abstract: The present invention is related to: (i) matrix metalloproteinase inhibitors containing sulfonylamino acid derivatives of the formula (Ia): wherein R1 is hydrogen, C1-4 alkyl; R is hydrogen, C1-8 alkyl etc.; E is —CONR3—, in which R3 is hydrogen, C1-4 alkyl etc., —NR3CO—, —CO—O—, —O—CO— etc.; A is hydrogen, C1-8 alkyl, C3-7 cycloalkyl, or Ar; J is bond, C2-4 alkylene etc.; G is —(CH2)m— in which m is 2, 3 or 4, or in which R6 and R7 is hydrogen, C1-8 alkyl etc.; and non-toxic salts thereof, (ii) novel sulfonylamino acid derivatives of the formula (Ib): wherein all the symbols are the same meaning as (i); and non-toxic salts thereof, and (iii) process for the preparation of the compound of the formula (Ib). The compounds of the formula (Ia) are useful for prevention and/or treatment of diseases induced by overexpression and excess activity of MMP.

Abstract: The present invention relates to:(i) hydroxamic acid derivative of the formula (I): ##STR1## wherein R.sup.1 is hydrogen, or C1-4 alkyl; R.sup.2 is hydrogen, C1-8 alkyl, phenyl, C1-4 alkyl substituted by phenyl; E is --CONR.sup.3 --, in which R.sup.3 is hydrogen, C1-4 alkyl, etc., --NR.sup.3 CO--, --CO--O--, --O--CO--etc.; A is hydrogen, C1-8 alkyl, C3-7 cycloalkyl, or Ar; J is bond, C2-4 alkylene etc.; G is --(CH.sub.2).sub.m --, in which m is 2, 3 or 4, or ##STR2## in which R.sup.6 and R.sup.7 is hydrogen, C1-8 alkyl etc.; and non-toxic salts thereof,ii) processes for the preparation thereof, andiii) pharmaceutical agents containing them.