Abstract: A pyrrolesulfonamide compound having the following formula (I): wherein the ring P represented by is a pyrrole ring having the following structure: wherein A represents alkylene, alkenylene or alkynylene; and Y represents a group in which W represents CH, C═ or N; m stands for 0 or 1 when W is CH or N, or m stands for 1 when W is C═; B represents a specific divalent group; E1 and E2 each independently represents H or lower alkyl; and D represents an aromatic hydrocarbon group or heterocyclic group; l stands for 0 or 1; the dashed line indicates the presence or absence of a bond; and, when the bond is present, Z2 is not present and Z1 represents H but, when the bond is absent, Z1 represents H and Z2 represents OH or Z1 and Z2 are combined together to represent O or a group NOR5, in which R5 represents H, or alkyl, aralkyl or aryl; and R represents H, alkyl, cycloalkyl, cycloalkyl-alkyl or aralkyl.

Abstract: A chymase inhibitor for the prevention or treatment of diseases involving an increase of eosinophils, as the effective ingredient, is disclosed, suppress the progress of the disease and to prevent progression of complications, wherein the chymase inhibitor is a quinazoline derivative having the formula (I): wherein X, R1, R2 and R3 are herein defined, or a pharmaceutically acceptable salt thereof.

Abstract: A pyrrolesulfonamide compound having the following formula (I): 1

Abstract: A pyrrolesulfonamide derivative having the following formula (I): wherein the ring P represented by  is a pyrrole ring having the following structure: wherein R represents alkyl, cycloalkyl, cycloalkylalkyl or aralkyl; the dashed line indicates the presence or absence of a bond; l stands for 0 or 1; A represents alkylene, alkenylene or alkynylene; and Y represents a group  in which W represents CH, C═ or N; m stands for 0 or 1 when W is CH or N, or m stands for 1 when W is C═; B represents a specific divalent group; E1 and E2 each independently represents H or lower alkyl; and D represents an aromatic hydrocarbon group or heterocyclic group. The compound (I) has strong serotonin-2 receptor antagonistic action and low toxicity and less side effects, and is useful as a therapeutic for circulatory diseases such as ischemic heart diseases, cerebrovascular disturbances and peripheral circulatory disturbances.

Abstract: A pyrrolesulfonamide compound having the following formula (I): wherein the ring P represented by is a pyrrole ring having the following structure: wherein A represents alkylene, alkenylene or alkynylene; and Y represents a group in which W represents CH, C═ or N; m stands for 0 or 1 when W is CH or N, or m stands for 1 when W is C═; B represents a specific divalent group; E1 and E2 each independently represents H or lower alkyl; and D represents an aromatic hydrocarbon group or heterocyclic group; l stands for 0 or 1; the dashed line indicates the presence or absence of a bond; and, when the bond is present, Z2 is not present and Z1 represents H but, when the bond is absent, Z1 represents H and Z2 represents OH or Z1 and Z2 are combined together to represent O or a group NOR5, in which R5 represents H, or alkyl, aralkyl or aryl; and R represents H, alkyl, cycloalkyl, cycloalkyl-alkyl or aralkyl.

Abstract: A medicament for the prevention or treatment containing a chymase inhibitor, as an effective component, which is a side effect-free, safe medicament for prevention or treatment of fibrosis of the skin or various viscera which suppresses the progression of the condition, prevents the progression of complications, and improves the quality of life of the patient, wherein a quinazoline derivative having the formula (I): or a pharmaceutically acceptable salt thereof is included therein.

Abstract: A medicament for the prevention or treatment of diseases involving an increase of eosinophils having a chymase inhibitor, as its effective ingredient, which is a safe medicament for the prevention or treatment of diseases accompanied with an increase in eosinophils, which suppresses the progress of the condition, prevents progress of complications, and improves the quality of life of the patient, wherein a quinazoline derivative having the formula (I): 1

Abstract: A medicament safe and free from side effects, for the prevention or treatment of dermatitis exhibiting a biphasic inflammation reaction or dermatitis induced by repeated exposure to an antigen, which suppresses the progress of the condition and improves the quality of life of the patient, which medicament treats dermatitis exhibiting a biphasic inflammation reaction or dermatitis induced by repeated exposure to an antigen by including a quiazoline derivative having the formula (I) or (II) or its pharmaceutically acceptable salt as an effective ingredient: 1

Abstract: A medicament for the prevention or treatment containing a chymase inhibitor, as an effective component, which is a side effect-free, safe medicament for prevention or treatment of fibrosis of the skin or various viscera which suppresses the progression of the condition, prevents the progression of complications, and improves the quality of life of the patient, wherein a quinazoline derivative having the formula (I): 1

Abstract: A pyrrolesulfonamide compound having the following 1

Abstract: A pyrrolesulfonamide derivative having the following formula (I): 1

Abstract: A pyrrolesulfonamide compound having formula (I) wherein the ring P represented by &agr; is a pyrrole ring having structure &bgr; or &psgr; wherein A represents alkylene, alkenylene or alkynylene; and Y represents a group &dgr; in which W represents CH, C═ or N; m stands for 0 or 1 when W is CH or N, or m stands for 1 when W is C═; B represents a specific divalent group; E1 and E2 each independently represents H or lower alkyl; and D represents an aromatic hydrocarbon group or heterocyclic group; l stands for 0 or 1; the dashed line indicates the presence or absence of a bond; and, when the bond is present, Z2 is not present and Z1 represents H but, when the bond is absent, Z1 represents H and Z2 represents OH or Z1 and Z2 are combined together to represent O or a group NOR5, in which R5 represents H, or alkyl, aralkyl or aryl; and R represents H, alkyl, cycloalkyl, cycloalkyl-alkyl or aralkyl.

Abstract: A pyrrolesulfonamide derivative having the following formula (I): is provided wherein P, A, Y, l, Z1 and Z2 are as described herein, wherein the derivative has strong serotonin-2 receptor antagonistic action, low toxicity and fewer side effects, and its use as a therapeutic for circulatory diseases such as ischemic heart diseases, cerebrovascular disturbances and peripheral circulatory disturbances.

Abstract: A chymase inhibitor containing as its effective ingredient a quinazoline derivative, or a pharmaceutically acceptable salt thereof, having the formula (1): ##STR1## and a pharmaceutical preparation for the prevention of cardiac and circulatory system diseases derived from abnormal exacerbation of Ang II production containing the same as its effective ingredient.

Abstract: The invention relates to an imidazolidine derivative represented by the following general formula (1): ##STR1## wherein A and B mean individually an aromatic hydrocarbon group which may be substituted by 1-3 substituents selected from halogen atoms, C.sub.1-4 alkyl groups, C.sub.1-4 alkoxy groups, C.sub.1-4 alkylenedioxy groups, a phenoxy group, a nitro group, a cyano group, a phenyl group, C.sub.2-5 alkanoylamino groups, a carboxyl group which may be esterified with a C.sub.1-4 alkyl or alkenyl group, carboxyalkyl groups which may be esterified with a C.sub.1-4 alkyl or alkenyl group, carboxyalkyloxy groups which may be esterified with a C.sub.

Abstract: A substituted 1,2,4-triazine-3,5-dione derivative having the formula (I) or a salt thereof: ##STR1## wherein R represents a 5- or 6-membered heterocyclic group which may have at least one substituent selected from the group consisting of a halogen, a lower alkyl group and a halogenated lower alkyl group, and an anticoccidial drug composition containing the same as an active component.

Abstract: A benzoxazine derivative having the formula (I) and a salt thereof: ##STR1## wherein A, X, Z, R.sup.1, R.sup.2 and R.sup.3 are as described in the disclosure, and a herbicide containing the compound of the formula (I) as an effective ingredient.

Abstract: A compound of the formula: ##STR1## wherein Q.sup.1 is CH or N; R is H or C.sub.1 -C.sub.5 alkyl; X is H, halogen, CF.sub.3, or NO.sub.2 ; Y is H or halogen; Z is --O-- or --NH--; A is ##STR2## wherein Q.sup.2, and Q.sup.3 are each CH or N; R.sup.1 and R.sup.2 are each H, C.sub.1 -C.sub.5 alkyl, C.sub.1 -C.sub.5 alkoxy, or C.sub.2 -C.sub.6 alkoxycarbonyl; R.sup.3, R.sup.4, and R.sup.5 are each H or C.sub.1 -C.sub.5 alkyl; R.sup.6 is H, halogen, or C.sub.1 -C.sub.5 alkyl; R.sup.7, R.sup.8, R.sup.9, and R.sup.10 are each H or C.sub.1 -C.sub.5 alkyl; R.sup.11 is H, C.sub.1 -C.sub.5 alkyl, C.sub.1 -C.sub.5 alkoxy, C.sub.2 -C.sub.6 alkenyl, C.sub.6 -C.sub.10 aryl, C.sub.7 -C.sub.15 aryloxyalkyl, or C.sub.7 -C.sub.15 aralkyl; R.sup.12 and R.sup.13 are each H or C.sub.1 -C.sub.5 alkyl; R.sup.14 is C.sub.1 -C.sub.5 alkyl, C.sub.2 -C.sub.6 alkenyl, C.sub.5 -C.sub.10 aryl, or C.sub.7 -C.sub.15 aralkyl; or R.sup.13 and R.sup.14 taken together form C.sub.3 -C.sub.4 alkylene, V.sup.1 and V.sup.

Abstract: A compound of the general formula: ##STR1## wherein m is an integer of 1 to 7,n is 0 or an integer of 1 to 5,R.sup.1 is the phenyl, a substituted phenyl, the phenoxy, a substituted phenoxy or a saturated or unsaturated straight alkyl having 5 to 18 carbon atoms,R.sup.2 is hydrogen atom,R.sup.3 is hydrogen atom, a branched or unbranched alkyl having 3 to 5 carbon atoms, the phenyl, hydroxyphenyl, benzyloxyphenyl, an alkylthio having 1 to 3 carbon atoms in its alkyl moiety, amino, carboxyl, hydroxy, benzyloxy, indolyl or imidazolyl, or R.sup.2 and R.sup.3 together form a single bond between the carbon atom and the nitrogen atom, and a pharmaceutical composition containing said compound are provided. The compound is effective in curing amnesia because of its anti-prolyl endopeptidase activity.

Abstract: A benzoxazine derivative and a benzothiazine derivative having the formula (I): ##STR1## wherein A is N or a CH group;B is O, S, and SO group or an SO.sub.2 group;W is O, S, a CR.sup.4 R.sup.5 group or an NR.sup.4 group wherein R.sup.4 and R.sup.5 are each independently a hydrogen atom, a CN group or an NO.sub.2 group;X, Y and Z are each independently a hydrogen atom, a halogen atom or a lower haloalkyl group having 1 to 3 carbon atoms;R.sup.1 is a hydrogen atom, a lower alkyl group having 1 to 5 carbon atoms, a lower alkenyl group having 2 to 5 carbon atoms, a lower alkynyl group having 2 to 5 carbon atoms, a lower hydroxyalkyl group having 1 to 5 carbon atoms or a lower haloalkyl group having 1 to 3 carbon atoms; andR.sup.2 and R.sup.3 are each independently a hydrogen atom, a lower alkyl group having 1 to 5 carbon atoms or an aryl group having 6 to 10 carbon atoms and a herbicidal composition containing the compound of the formula (I) as an active ingredient.