Patents Assigned to Farmitalia Carlo Erba
  • Patent number: 5272144
    Abstract: Aryloxy- and heteroaryloxy-alkylene derivatives of amines of formula ##STR1## wherein each of A and B is a group of formula (i) to (iii): ##STR2## wherein Y is --O--, --S-- or --NR-- in which R is hydrogen or C.sub.1 -C.sub.6 alkyl; each of R.sub.3, R.sub.4, R.sub.5 and R.sub.6 is independently:a) hydrogen, halogen, hydroxy, cyano or nitro;b) C.sub.1 -C.sub.6 alkyl unsubstituted or substituted by halogen,c) C.sub.1 -C.sub.6 alkoxy or C.sub.1 -C.sub.6 alkylthio;d) C.sub.1 -C.sub.6 alkyl-sulfonyl;e) a substituted amine group --NR.sub.7 R.sub.8 ;f) a --COR.sub.12 group; org) two adjacent groups of R.sub.3, R.sub.4, R.sub.5 and R.sub.6, taken together, form a C.sub.1 -C.sub.4 alkylenedioxy group;each of R.sub.1 and R.sub.2 independently is hydrogen, C.sub.3 -C.sub.6 alkynyl, C.sub.3 -C.sub.6 alkenyl or C.sub.1 -C.sub.6 alkyl unsubstituted or substituted by phenyl; or R.sub.1 and R.sub.
    Type: Grant
    Filed: June 13, 1991
    Date of Patent: December 21, 1993
    Assignee: Farmitalia Carlo Erba s.r.l.
    Inventors: Piero Melloni, Philippe Dostert, Arturo D. Torre, Alberto Bonsignori
  • Patent number: 5264441
    Abstract: The invention provides new ureas and thioureas derivatives of general formula (I) ##STR1## and pharmaceutically acceptable salts thereof, which are useful as therapeutic agents such as for the prevention of coronary heart disease and as antidyslipidaemic agents.
    Type: Grant
    Filed: February 18, 1992
    Date of Patent: November 23, 1993
    Assignee: Farmitalia Carlo Erba S.r.l.
    Inventors: Paolo Cozzi, Danielle Fancelli, Dino Severino, Augusto Chiari, Giancarlo Ghiselli
  • Patent number: 5260328
    Abstract: Heteroaryl-3-oxo-propanenitrile derivatives of formula (I) ##STR1## wherein X represents an oxygen atom or a --CH(R.sub.4)--, --O--CH(R.sub.4)--, --S(O).sub.n --CH(R.sub.4)--, --CH(R.sub.4)--O--, --CH(R.sub.4)--S(O).sub.n -- or --CH(R.sub.4)--CH.sub.2 -- group wherein n is 0, 1 or 2; R.sub.1 represents C.sub.1 -C.sub.6 alkyl, pyridyl or unsubstituted or substituted phenyl; R.sub.2, R.sub.3, and R.sub.4 are as herein defined; and Q is hydrogen, carboxy, C.sub.2 -C.sub.7 -alkoxycarbonyl or a --CON(R.sub.a)R.sub.b group, R.sub.a and R.sub.b being as defined herein; and their pharmaceutically acceptable salts are useful in the preparation of pharmaceutical compositions active in the treatment of autoimmune diseases.
    Type: Grant
    Filed: November 6, 1992
    Date of Patent: November 9, 1993
    Assignee: Farmitalia Carlo Erba Srl
    Inventors: Gianfederico Doria, Anna Maria Isetta, Rinaldo Ferreccio, Mario Ferrari, Maria C. Fornasiero, Domenico Trizio
  • Patent number: 5260329
    Abstract: The invention relates to ureido derivatives of substituted pyrroles of formula ##STR1## wherein each of m and n, being the same, is an integer of 1 to 3; W is oxygen of sulphur;each of the B groups, which are the same, isa) a saturated or unsaturated, carbocyclic or condensed carbocyclic ring substituted by one or more acid groups;b) a saturated or unsaturated, heteromonocyclic or heterobicyclic ring, containing one or more heteroatoms chosen from nitrogen, oxygen and sulphur, substituted by one or more acid groups;c) a pyranyl or furanyl sugar residue substituted by one or more acid groups; ord) a --CH.sub.2 (CHA).sub.r CH.sub.2 A group, wherein each A group, being the same or different, is an acid group and r is 0, 1 or 2; and the pharmaceutically acceptable salts thereof, which areuseful as angiogenesis inhibitors.
    Type: Grant
    Filed: September 9, 1991
    Date of Patent: November 9, 1993
    Assignee: Farmitalia Carlo Erba Srl
    Inventors: Nicola Mongelli, Giovanni Biasoli, Alfredo Paio, Maria Grandi, Marina Ciomei
  • Patent number: 5254680
    Abstract: There is provided a process for preparing a compound of the formula (I): ##STR1## wherein R.sub.1 is an organic residue, R.sub.2 is a hydrogen or a chlorine atom, a methoxy, ethoxy or an acetoxy group, and n represents 0, 1 or 2.The process comprises reacting a compound of the formula (II): ##STR2## wherein R.sub.2 and n are as defined above, with an inorganic or organic nitrite, in an alcohol R.sub.1 OH, wherein R.sub.1 is as defined above, or in a mixture R.sub.1 OH-organic solvent in the presence of an inorganic or organic acid.The compounds of the formula (I) are known intermediates in the synthesis of human leucocyte elastase inhibitors (HLE).
    Type: Grant
    Filed: April 25, 1991
    Date of Patent: October 19, 1993
    Assignee: Farmitalia Carlo Erba S.r.l.
    Inventors: Marco Alpegiani, Pierluigi Bissolino, Matteo D'Anello, Ettore Perrone
  • Patent number: 5246957
    Abstract: The invention provides N-imidazolyl derivatives of substituted indole of general formula (I) ##STR1## wherein p is an integer of 1 to 4;A is a straight or branched C.sub.1 -C.sub.4 alkylene chain;B is a direct linkage, a straight or branched, unsaturated or saturated C.sub.1 -C.sub.4 hydrocarbon chain;Q is a straight or branched, saturated or unsaturated C.sub.1 -C.sub.9 hydrocarbon chain, or said chain is interrupted by an oxygen atom;each of R.sub.1 and R.sub.2 independently is hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 alkylthio, C.sub.1 -C.sub.4 alkylsulfonyl, halogen or trihalomethyl;each of R.sub.3 and R.sub.5, independently, is hydrogen or C.sub.1 -C.sub.4 alkyl;R.sub.4 is a --OR.sub.6 or --N(R.sub.6 R.sub.7) group, wherein each of R.sub.6 and R.sub.7 independently is hydrogen, C.sub.1 -C.sub.4 alkyl, phenyl or benzyl; or a pharmaceutically acceptable salt thereof, which are useful in the treatment of a disease state in which an enhancement of TxA.sub.
    Type: Grant
    Filed: April 17, 1992
    Date of Patent: September 21, 1993
    Assignee: Farmitalia Carlo Erba S.r.l.
    Inventors: Paolo Cozzi, Antonio Pillan, Maurizio Pulici, Patricia Salvati, Angelo D. Volpi
  • Patent number: 5246956
    Abstract: The invention provides new imidazole containing alkoxyimino derivatives of tetrahydronaphthalene and chroman of general formula (I) ##STR1## wherein Z is --CH.sub.2 --or--O--;m is an integer of 1 to 4;n is zero of 1;T is a straight or branched saturated C.sub.1 -C.sub.6 hydrocarbon chain or C.sub.2 -C.sub.5 alkenylene chain;A is a bond or a divalent group consisting of --Si(R'R")--; --O--CH.sub.2 --,--CF.sub.2 --,C(R'R")--,vinylene or isopropenylene, wherein each of R' and R" being the same or different is hydrogen or C.sub.1 -C.sub.4 alkyl;R is hydrogen or C.sub.1 -C.sub.4 alkyl;R.sub.1 and R.sub.2, being the same, are hydrogen or methyl, or one of R.sub.1 and R.sub.2 is hydrogen and the other isa) a C.sub.1 -C.sub.8 alkyl group;b) a C.sub.5 -C.sub.8 cycloalkyl or C.sub.5 -C.sub.8 cycloalkyl-C.sub.1 C.sub.4 alkyl group, wherein the cycloalkyl group or moiety is unsubstituted or substituted by 1 to 4 C.sub.1 -C.sub.4 alkyl groups; orc) an aryl or aryl-C.sub.1 -C.sub.
    Type: Grant
    Filed: February 4, 1992
    Date of Patent: September 21, 1993
    Assignee: Farmitalia Carlo Erba S.r.l.
    Inventors: Paolo Cozzi, Antonio Giordani, Arsenia Rossi, Patricia Salvati, Corrado Ferti
  • Patent number: 5242929
    Abstract: Derivatives of 1-phenyl-3-azabicycloalkylimidazolidin-2-ones are provided of general formula (1) ##STR1## in which inter alia R represents a group ##STR2## wherein n is an integer of 1 or 2 and R.sub.8 is hydrogen, C.sub.1 -C.sub.6 alkyl unsubstituted or substituted by phenyl, C.sub.2 -C.sub.4 alkenyl, C.sub.2 -C.sub.4 alkynyl, formyl or C.sub.2 -C.sub.6 alkanoyl; and the pharmaceutically acceptable salts thereof. which are useful in the treatment of CNS disorders, gut motility disorders, emesis and migraine, as cognition activators, anti-drug addition agents and analgesic.
    Type: Grant
    Filed: February 28, 1992
    Date of Patent: September 7, 1993
    Assignee: Farmitalia Carlo Erba S.r.l.
    Inventors: Mario Varasi, Franco Heidempergher, Nicola Carfagna, Ruggero Fariello
  • Patent number: 5241090
    Abstract: 4-amino-unsaturated androstanedione derivatives provided with aromatase inhibitory activity are obtained by hydrolyzation of a corresponding compound of formula II ##STR1##
    Type: Grant
    Filed: May 20, 1992
    Date of Patent: August 31, 1993
    Assignee: Farmitalia Carlo Erba S.R.L.
    Inventors: Fabrizio Orzi, Antonio Longo, Matteo D'Anello, Natale Barbugian
  • Patent number: 5238953
    Abstract: The invention provides new N-imidazolyl derivatives of substituted tetrahydrocarbazoles and cyclopent[b]indoles of general formula (I) ##STR1## wherein n is 1 or 2;p is an integer of 1 to 4;A is a straight or branched C.sub.1 -C.sub.4 alkylene chain;B is a direct linkage, a straight or branched, unsaturated or saturated C.sub.1 -C.sub.4 alkylene chain;Q is a direct linkage or a straight or branched C.sub.1 -C.sub.4 alkylene chain;each of R.sub.1 and R.sub.2 independently is hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 alkylthio, C.sub.1 -C.sub.4 alkylsulfonyl, halogen or trihalomethyl;each of R.sub.3 and R.sub.5, independently is hydrogen or C.sub.1 -C.sub.4 alkyl;R.sub.4 is --OR.sub.6 or --N(R.sub.6,R.sub.7) group, wherein each of R.sub.6 and R.sub.7 independently is hydrogen, C.sub.1 -C.sub.4 alkyl, phenyl or benzyl; or a pharmaceutically acceptable salt thereof, which are useful in the treatment of a disease state in which an enhancement of TxA.sub.
    Type: Grant
    Filed: January 21, 1992
    Date of Patent: August 24, 1993
    Assignee: Farmitalia Carlo Erba S.R.L.
    Inventors: Paolo Cozzi, Antonio Pillan, Maurizio Pulici, Patricia Salvati, Angelo D. Volpi
  • Patent number: 5236957
    Abstract: N-phenylalkyl substituted .alpha.-amino carboxamide derivatives of formula (I) ##STR1## wherein R is C.sub.1 -C.sub.8 alkyl, C.sub.3 -C.sub.8 cycloalkyl, furyl, thienyl, pyridyl or unsubstituted or substituted phenyl; A is a --(CH.sub.2).sub.m -- or --(CH.sub.2).sub.p --X--(CH.sub.2).sub.q -- group wherein X is --O--, --S-- or --NR.sub.4 --; R.sub.1, R.sub.2, R.sub.3, R'.sub.3, R.sub.4, n, m, p and q are as herein defined; and each of R.sub.5 and R.sub.6 is independently hydrogen or C.sub.1 -C.sub.6 alkyl, and the pharmaceutically acceptable salts thereof, are active on the central nervous system and can be used as anti-epileptic, anti-Parkinson, neuroprotective, antidepressant, antispastic and/or hypnotic agents in mammals.
    Type: Grant
    Filed: January 25, 1991
    Date of Patent: August 17, 1993
    Assignee: Farmitalia Carlo Erba Srl
    Inventors: Philippe Dostert, Paolo Pevarello, Franco Heidempergher, Mario Varasi, Alberto Bonsignori, Romeo Roncucci
  • Patent number: 5229383
    Abstract: The present invention relates to compounds having the following formula (I) ##STR1## wherein X represents --O-- or --S--;each of R and R.sub.1, independently, is hydrogen, halogen, hydroxy, C.sub.1 -C.sub.6 alkyl, C.sub.1 -C.sub.6 alkoxy, amino, nitro or trihalo-C.sub.1 -C.sub.6 alkyl;each of R.sub.2 and R.sub.3, independently, is hydrogen, C.sub.1 -C.sub.6 alkyl, C.sub.2 -C.sub.6 alkenyl, C.sub.2 -C.sub.6 alkynyl or phenyl-C.sub.1 -C.sub.6 alkyl; or R.sub.2 and R.sub.3, taken together with the nitrogen atom to which they are linked, form an unsubstituted or substituted, 6-membered, saturated, heteromonocyclic ring optionally containing a further heteroatom chosen from oxygen, sulphur and nitrogen;each of R.sub.4 and R.sub.5, independently, is hydrogen, halogen, nitro, amino or trihalo-C.sub.1 -C.sub.6 alkyl; and the pharmaceutically acceptable salts thereof.The compounds of the invention are useful in therapy as major tranquilizers e.g., in the management of psychotic disorders.
    Type: Grant
    Filed: August 20, 1991
    Date of Patent: July 20, 1993
    Assignee: Farmitalia Carlo Erba s.r.l.
    Inventors: Mario Varasi, Piero Melloni, Maria A. Cervini, Alberto Bonsignori, Roberto Commisso
  • Patent number: 5218130
    Abstract: 4-substituted anthracyclinones of formula (I) ##STR1## wherein R represents a hydrogen atom or a straight or branched alkyl, alkenyl or alkynyl group having from 1 to 10 carbon atoms, are intermediates in the preparation of antitumor anthracycline glycosides of formula (IX): ##STR2## wherein R is as defined above and R.sub.1 is a hydrogen atom or a hydroxy group, and pharmaceutically acceptable salts thereof.
    Type: Grant
    Filed: January 25, 1991
    Date of Patent: June 8, 1993
    Assignee: Farmitalia Carlo Erba S r l
    Inventors: Walter Cabri, Silvia De Bernardinis, Franco Francalanci, Sergio Penco
  • Patent number: 5215891
    Abstract: A process for preparing a compound of formula I: ##STR1## wherein R.sub.1 represents a hydroxy protecting group and R.sub.2 represents a carboxy protecting group, which comprises:hydrolyzing a compound of formula II ##STR2## wherein R.sub.1 and R.sub.2 are as defined above and R represents an alkyl, alkenyl or phenylalkyl group having from 1 to 18 carbon atoms, in the presence of an enzyme capable of selectively hydrolyzing the ester group of the 2-substituent thereof.
    Type: Grant
    Filed: March 9, 1992
    Date of Patent: June 1, 1993
    Assignee: Farmitalia Carlo Erba
    Inventors: Maria Altamura, Pietro Cesti, Franco Francalanci, Marcello Marchi, Marco Foa', Stefano Cambiaghi, Franco Dallatomasina
  • Patent number: 5212166
    Abstract: The present invention concerns steroidic 5.alpha.-reductase inhibitors having the following formula (I) ##STR1## wherein Y is oxygen or sulphur;R is a group;a) --OR.sub.4, wherein R.sub.4 is hydrogen or a C.sub.1 -C.sub.6 alkyl group;b) ##STR2## wherein each of R.sub.5 and R.sub.6, independently, is hydrogen or a C.sub.1 -C.sub.6 alkyl group;c) ##STR3## wherein R.sub.7 is hydrogen or a C.sub.1 -C.sub.6 alkyl group and W is a group:(i) ##STR4## wherein R.sub.8 is a C.sub.1 -C.sub.6 alkyl group, a C.sub.5 -C.sub.6 cycloalky group, a C.sub.6 -C.sub.6 cycloalkylalkyl group, a phenyl group or a benzyl group; or(ii) ##STR5## wherein R.sub.9 is a C.sub.1 -C.sub.6 alkyl group or a C.sub.5 -C.sub.6 cycloalkyl group; or(iii) ##STR6## wherein R.sub.5 and R.sub.6 are as defined above; d) ##STR7## wherein each of R.sub.10 and R.sub.11 is, independently, hydrogen or a C.sub.1 -C.sub.
    Type: Grant
    Filed: May 21, 1992
    Date of Patent: May 18, 1993
    Assignee: Farmitalia Carlo Erba S.r.l.
    Inventors: Achille Panzeri, Marcella Nesi, Enrico Di Salle
  • Patent number: 5210194
    Abstract: Ergoline derivatives of the formula I: ##STR1## wherein R represents hydrogen or C.sub.1 -C.sub.4 alkyl; R.sub.1 represents hydrogen, chlorine, bromine or methyl; either R.sub.2 and R.sub.3 both represent hydrogen or together represent a chemical bond; R.sub.4 represents a C.sub.1 -C.sub.4 hydrocarbon group; each of R.sub.5, R.sub.6, R.sub.8 and R.sub.9 independently represents hydrogen or C.sub.1 -C.sub.4 alkyl; R.sub.7 represents hydrogen, C.sub.1 -C.sub.4 alkyl, phenyl or C.sub.3 -C.sub.7 cycloalkyl and n is 0, 1 or 2; are prepared by reaction between compounds of the formulae II and III: ##STR2## and subsequent cyclization of the resultant compounds. The compounds of the formula I are known useful anxiolytic, antipsychotic and anti-parkinson agents.
    Type: Grant
    Filed: September 25, 1991
    Date of Patent: May 11, 1993
    Assignee: Farmitalia Carlo Erba S.r.l. An Italian Body Corporate
    Inventors: Sergio Mantegani, Gabriella Traquandi, Tiziano Bandiera, Enzo Brambilla
  • Patent number: 5206258
    Abstract: Heteroaryl-3-oxo-propanenitrile derivatives of formula (I) ##STR1## wherein X represents an oxygen atom or a --CH(R.sub.4)--, --O--CH(R.sub.4)--,--S(O).sub.n --, --S(O).sub.n --CH(R.sub.4)--, --CH(R.sub.4)--O--, --CH(R.sub.4)--S(O).sub.n -- or --CH(R.sub.4)--CH.sub.2 -- group wherein n is 0, 1 or 2; R.sub.1 represents C.sub.1 --C.sub.6 alkyl, pyridyl or unsubstituted or substituted phenyl; R.sub.2, R.sub.3 and R.sub.4 are as herein defined; and Q is hydrogen, carboxy, C.sub.2 -C.sub.7 - alkoxycarbonyl or a --CON(R.sub.a)R.sub.b group, R.sub.a and R.sub.b being as defined herein; and their pharmaceutically acceptable salts are useful in stimulating myelopoiesis in bone marrow suppressed mammals.
    Type: Grant
    Filed: March 12, 1991
    Date of Patent: April 27, 1993
    Assignee: Farmitalia Carlo Erba S.r.l.
    Inventors: Gianfederico Doria, Anna M. Isetta, Rinaldo Ferreccio, Mario Ferrari, Maria C. Fornasiero, Domenico Trizio
  • Patent number: 5204364
    Abstract: The present invention relates to new N-imidazolyl and N-imidazolylmethyl derivatives of bicyclic compounds having the general formula (I) ##STR1## Wherein A is a .gtoreq.CR.sub.3 or >CHR.sub.3 group, in which R.sub.3 is hydrogen or C.sub.1 -C.sub.6 alkyl, or a >C.dbd.CR.sub.4 R.sub.5 group, in which each of R.sub.4 and R.sub.5 independently is hydrogen or C.sub.1 -C.sub.5 alkyl;Z is --CH.sub.2 --, --O-- or --S--;n is zero or 1;each of R and R.sub.1 is independently hydrogen or C.sub.1 -C.sub.6 alkyl;R.sub.2 is --COCH.sub.2 OH, --CH.sub.2 OR', --COOR', --CONR'R" or --CH.dbd.CH--COOR', in which each of R' and R" independently is hydrogen or C.sub.1 -C.sub.6 alkyl, and the pharmaceutically acceptable salts thereof; and wherein:a) when n is zero, then Z is --CH.sub.2 -- or --O--; whereas when n is one, then Z is --CH.sub.2 --, --O-- or --S--;b) when A is .gtoreq.CR.sub.3 or >CHR.sub.3 in which R.sub.3 is hydrogen, then n is one; andc) when, at the same time, A is >CHR.sub.3 in which R.sub.
    Type: Grant
    Filed: June 27, 1990
    Date of Patent: April 20, 1993
    Assignee: Farmitalia Carlo Erba, S.r.l.
    Inventors: Germano Carganico, Paolo Cozzi, Antonio Pillan, Patricia Salvati, Corrado Ferti
  • Patent number: 5202325
    Abstract: Compounds of the formula I ##STR1## wherein n is 1 or 2, R.sub.1 represents a hydrogen atom or a C.sub.1 -C.sub.4 alkyl group, R.sub.2 represents a hydrogen atom and R.sub.3 represents a hydrogen atom or a hydroxy group or R.sub.2 and R.sub.3 together represent a chemical bond, R.sub.4 represents a hydrogen atom, or a phenyl or C.sub.1 -C.sub.4 alkyl group, R.sub.5 represents a C.sub.1 -C.sub.4 alkyl group or an alkyl group and R.sub.6 represents a hydrogen or halogen atom, and the pharmaceutically acceptable salt thereof, are useful for the manufacture of a pharmaceutical composition useful in the treatment of emesis.
    Type: Grant
    Filed: July 12, 1990
    Date of Patent: April 13, 1993
    Assignee: Farmitalia Carlo Erba S r l.
    Inventors: Alessandro Rossi, Metilde Buonamici, Lorenzo Pegrassi, Enzo Brambilla
  • Patent number: 5200403
    Abstract: Compounds of the formula I ##STR1## wherein R' is a free or esterified carboxy group or a carboxylate anion and R.sup.2 is an organic group have beta-lactamase inhibition activity. A process for the preparation of the same and pharmaceutical compositions containing these compounds are provided.
    Type: Grant
    Filed: July 23, 1991
    Date of Patent: April 6, 1993
    Assignee: Farmitalia Carlo Erba S.r.l.
    Inventors: Marco Alpegiani, Stephen Hanessian, Giuseppe Meinardi, Ettore Perrone