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Franco Buzzetti, Angelo Crugnola, Dario Ballinari, Felicita Greco: Vinylene-azaindole derivatives. Farmitalia Carlo Erba S R L, Oblon Spivak McClelland Maier & Neustadt, March 14, 1995: US05397787 (105 worldwide citation)

The present invention relates to the compounds of formula (I) ##STR1## wherein one of the groups X.sup.1 to X.sup.4 is N and the others are CH; the rest of the variables are as defined in the specification.


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Nicola Mongelli, Angelo Crugnola, Andrea Lombardi Borgia, Enrico Pesenti: Ureido derivatives of naphthalenephosphonic acids. Pharmacia & Upjohn S p A, Oblon Spivak McClelland Maier & Neustadt P C, December 23, 1997: US05700788 (36 worldwide citation)

Subject of the present invention are new ureido derivatives of naphthalenephosphonic acids having the following formula (I) ##STR1## wherein each of m and n, which are the same, is an integer of 1 to 4; each of p and q, which are the same, is an integer of 1 to 3; and each of the R groups, which are ...


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Franco Buzzetti, Angelo Crugnola: Arylvinylamide derivatives and pharmaceutical use. Farmitalia Carlo Erba S r l, Nikaido Marmelstein Murray & Oram, June 16, 1992: US05122537 (10 worldwide citation)

The invention relates to new arylvinylamide derivatives of formula ##STR1## wherein Y is a bicyclic ring system chosen from (A), (B), (C), (D), and (E); ##STR2## in which m is zero, 1 or 2; R is hydrogen, a C.sub.1 -C.sub.6 alkyl or C.sub.1 -C.sub.6 alkanoyl group;


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Franco Buzzetti, Angelo Crugnola, Paolo Lombardi: Total synthesis of erbstatin analogs. Farmitalia Carlo Erba S r l, Nikaido Marmelstein Murray & Oram, July 14, 1992: US05130472 (9 worldwide citation)

The present invention relates to a new process for the preparation of Erbstatin and Erbstatin analogs, which can be represented by the following formula (I) ##STR1## wherein R is hydrogen, a lower alkyl or a lower alkanoyl group;


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Paolo Lombardi, Angelo Crugnola, Enrico di Salle: Cycloalkyl-substituted 4-aminophenyl derivatives and process for their preparation. Farmitalia Carlo Erba S p A, Murray and Whisenhunt, September 6, 1988: US04769483 (8 worldwide citation)

The invention relates to cycloalkyl substituted 4-aminophenyl derivatives of formula (I) ##STR1## wherein R is C.sub.1 -C.sub.4 alkyl:


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Franco Buzzetti, Antonio Longo, Maria Gabriella Brasca, Fabrizio Orzi, Angelo Crugnola, Dario Ballinari, Mariangela Mariani: Arylidene and heteroarylidene oxindole derivatives and process for their preparation. Farmitalia Carlo Erba S r l, Oblon Spivak McClelland Maier & Neustadt P C, August 12, 1997: US05656654 (6 worldwide citation)

Arylidene and heteroarylidene oxindole derivatives of formula (I) ##STR1## wherein, subject to provisos, Y is a bicyclic ring system chosen from naphthalene, tetralin, quinoline and isoquinoline;


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Franco Buzzetti, Angelo Crugnola, Antonio Longo, Maria Gabriella Brasca, Dario Ballinari: N-substituted .beta.-aryl- and .beta.-heteroaryl-.alpha.-cyanoacrylamide derivatives and process for their preparation. Pharmacia S p A, Oblon Spivak McClelland Maier & Neustadt P C, July 29, 1997: US05652250 (2 worldwide citation)

The present invention relates to new compounds of formula ##STR1## wherein A is a bicyclic ring chosen from naphthalene, tetrahydronaphthalene, quinoline, isoquinoline and indole.


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Angelo Crugnola, Enrico di Salle, Paolo Lombardi: Cycloalkyl-substituted 4-aminophenyl halo derivatives and process for their preparation. Farmitalia Carlo Erba S r l, Armstrong Nikaido Marmelstein Kubovcik & Murray, July 11, 1989: US04847295

The invention relates to cycloalkyl substituted 4-aminophenyl halo derivatives of formula (I) ##STR1## wherein n is an integer of 1 to 5;