Ono Pharmaceutical Co., Ltd.

Naohiro Kayama

Tsuyoshi Watanabe

Setsuro Fujii

Masashi Shiota

Itsuo Okumoto

Yoshiaki Uegai

Okumoto Itsuo

The guanidinobenzoic acid derivatives of the general formula: ##STR1## wherein Z represents a carbon-carbon covalent bond, or a methylene, ethylene or vinylene group, R.sup.1 represents a hydrogen atom, or a straight- or branched-chain alkyl group containing from 1 to 4 carbon atoms, R.sup.2 represents a straight- or branched-chain alkyl group containing from 4 to 10 carbon atoms, or a cycloalkyl or cycloalkenyl or straight- or branched-chain alkenyl group containing from 3 to 8 carbon atoms, or a phenyl or benzyl group, or NR.sup.1 R.sup.2 represents a 4- to 8-membered heterocyclic ring, and acid addition salts thereof, have anti-plasmin and anti-trypsin activities.

Guanidinobenzoic acid derivatives

Guanidinobenzoic acid derivatives represented by the general formula [I] ##STR1## wherein R.sup.1, R.sup.2 and Z are as defined hereinafter, having antiplasmin and anti-trypsin activities and process for their preparation as well as a pharmaceutical composition and a method of inhibiting the activity of plasmin and trypsin is disclosed.

Guanidinobenzoic acid derivatives and process for their preparation

Guanidinobenzoic acid compounds represented by the formula ##STR1## wherein R and Z are as defined hereinafter, having anti-plasmin and anti-trypsin activities and processes for preparing the same as well as a pharmaceutical composition and a method of inhibiting the activity of plasmin and a trypsin is disclosed.

Guanidinobenzoic acid compounds and process for preparing the same

Guanidinobenzoic acid derivatives represented by formula (I) ##STR1## wherein R.sup.1, R.sup.2 and Z are as defined hereinafter, having anti-plasmin and anti-trypsin activities, intermediates useful for the synthesis thereof and processes for preparing the same.

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Takatsuki, Japan

Naohiro Kayama