摘要:
The present invention provides compounds of the formula where R1-R5 are each, independently, a hydrogen atom or a normal or branched C1-C6-alkyl group; A is a methionyl, phenylalanyl or phenylglycyl residue; n is 0 or 1; R6 is a hydrogen atom; and R7 is a carbocylic group, an aromatic group, a C1-C4-alkyl group, a pyridylalkyl group or a heterocyclic group. In another embodiment, R6 is benzyl or —C(O)OR8, where R8 is a C1-C6-alkyl group, and R7 is a heteroaromatic group, such as a 2-thiazolyl group.
摘要:
The present invention provides antineoplastic peptides of formula I, R1R2N—CHX—CO—A—B-D-E-(G)s-K wherein R1, R2, X, A, B, D, E, G, K and s have the meanings stated in the description. The compounds have antineoplastic activity.
摘要:
The present invention provides antineoplastic peptides of formula I, R1R2N—CHX—CO-A-B-D-E-(G)s-K I wherein R1, R2, X, A, B, D, E, G, K, and s have the meanings stated in the description. The compounds have antineoplastic activity.
摘要:
Compounds of the present invention include cell growth inhibitors which are peptides of Formula I, A-B-D-E-F-(G)r-(K)s-L (I), and acid salts thereof, wherein A, B, D, E, F, G and K are α-amino acid residues, and s and r are each, independently, 0 or 1. L is a monovalent radical, such as, for example, an amino group, an N-substituted amino group, a β-hydroxylamino group, a hydrazido group, an alkoxy group, a thioalkoxy group, an aminoxy group, or an oximato group. The present invention also includes a method for treating cancer in a mammal, such as a human, comprising administering to the mammal an effective amount of a compound of Formula I in a pharmaceutically acceptable composition.
摘要:
The present invention relates to novel peptides useful as anti-cancer agents. The compounds of the invention are of Formula I,A-B-D-E-F-G (I)A, B, D, and E are .alpha.-amino acid residues. In one embodiment, F is an azacycloalkanecarboxylic acid residue. In this embodiment, G is a monovalent radical, for example, a hydrogen atom, an alkyl group, an aryl group, or a heteroaryl group. In another embodiment, F is an azacycloalkyl group and G is a heteroaryl group connected to F by a carbon-carbon bond.In another embodiment, the invention includes a method for treating cancer in a mammal, such as a human, comprising administering to the mammal an effective amount of a compound of Formula I in a pharmaceutically acceptable composition.
摘要:
Compounds of the present invention include cell growth inhibitors which are peptides of Formula I, A-B-D-E-F-(G)r-(K)s-L (I), and acid salts thereof, wherein A, B, D, E, F, G and K are α-amino acid residues, and s and r are each, independently, 0 or 1. L is a monovalent radical, such as, for example, an amino group, an N-substituted amino group, a β-hydroxylamino group, a hydrazido group, an alkoxy group, a thioalkoxy group, an aminoxy group, or an oximato group. The present invention also includes a method for treating cancer in a mammal, such as a human, comprising administering to the mammal an effective amount of a compound of Formula I in a pharmaceutically acceptable composition.
摘要:
The present invention provides antineoplastic peptides of formula I, R1R2N—CHX—CO-A-B-D-E-(G)s-K I wherein R1, R2, X, A, B, D, E, G, K, and s have the meanings stated in the description. The compounds have antineoplastic activity.
摘要:
Compounds of the present invention include cell growth inhibitors which are peptides of Formula I, A-B-D-E-F-(G)r-(K)s-L, (I) and acid salts thereof, wherein A, B, D, E, F, G and K are α-amino acid residues, and s and r are each, independently, 0 or 1. L is a monovalent radical, such as, for example, an amino group, an N-substituted amino group, a β-hydroxylamino group, a hydrazido group, an alkoxy group, a thioalkoxy group, an aminoxy group, or an oximato group. The present invention also includes a method for treating cancer in a mammal, such as a human, comprising administering to the mammal an effective amount of a compound of Formula I in a pharmaceutically acceptable composition.
摘要:
Compounds of the present invention include cell growth inhibitors which are peptides of Formula IA--B--D--E--F--G (I)and acid salts thereof, wherein A, D, and E are .alpha.-amino acid residues, B is an .alpha.-amino acid residue or an .alpha.-hydroxy acid residue, F is an aminobenzoic acid residue or an aminocycloalkanecarboxylic acid residue, and G is a monovalent radical, such as, for example, a hydrogen atom, an amino group, an alkyl group, an alkylene alkyl ether, an alkylene alkyl thioether, an alkylene aldehyde, an alkylene amide, a .beta.-hydroxylamino group, a hydrazido group, an alkoxy group, a thioalkoxy group, an aminoxy group, an oximato group, an alkylene aryl group, an alkylene ester, an alkylene sulfoxide or an alkylene sulfone. Another aspect of the present invention includes pharmaceutical compositions comprising a compound of Formula I and a pharmaceutically acceptable carrier. An additional embodiment of the present invention is a method for treating cancer in a mammal, such as a human, comprising administering to the mammal an effective amount of a compound of Formula I in a pharmaceutically acceptable composition.
摘要:
The present invention provides antineoplastic peptides of formula I, I R1R2N-CHX-CO-A-B-D-E-(G)S-K wherein R1, R2, X, A, B, D, E, G, K and s have the meanings stated in the description. The compounds have antineoplastic activity.