摘要:
The invention relates to acryloyl substituted pyrrole derivatives of formula (I) ##STR1## wherein n is an integer of 1 to 5;each of R.sub.1 and R.sub.2, which may be the same or different, is hydrogen, halogen, --CN, --NO.sub.2, C.sub.1 -C.sub.4 alkyl, or a group ##STR2## R.sub.3 is hydrogen, halogen, --CN, or --NO.sub.2 ; each R.sub.4 is, independently, hydrogen or C.sub.1 -C.sub.4 alkyl;A is a bond, a group ##STR3## or a group --NH--Het--CO--, wherein Het is a saturated or unsaturated pentatomic or hexatomic heteromonocyclic ring; andB is a group ##STR4## in which m is 1, 2 or 3 and each R.sub.5 is, independently, a C.sub.1 -C.sub.4 alkyl group, and pharmaceutically acceptable salts thereof, which are useful as antineoplastic agents.
摘要:
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.8 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 are useful as angiogenesis inhibitors.
摘要:
The invention relates to the use of compounds of formula (I) ##STR1## wherein each of m and n, being the same, is an integer of 1 to 3; and each of the R groups, which are the same, is a naphthyl group substituted by 1 to 3 sulfonic groups,or pharmaceutically acceptable salts thereof, in the preparation of a medicament for use in preventing and/or treating the metastatic spread of tumors.
摘要:
A polymer conjugate consisting essentially of: from 90 to 99.9 mol % of units represented by the formula ##STR1## from 0.1 to 5 mol % of units represented by the formula ##STR2## wherein one of R.sub.1 and R.sub.2 is a copolymer residue of the formula ##STR3## and the other one is hydrogen atom; from 0 to 9.9 mol % of units represented by the formula ##STR4## wherein R is a phenyl or t-butoxy group, R.sub.3 is H or an acetyl group, A and A.sub.1 which may be the same or different, represent a chemical single bond, an amino acid residue or peptide spacer selected from .beta. Ala, Gly, Phe-Gly, Phe-Phe-, Leu-Gly, Val-Ala, Phe-Ala, Leu-Phe, Leu-Ala, Phe-Leu-Gly, Phe-Phe-Leu, Leu-Leu-Gly, Phe-Tyr-Ala, Phe-Gly-Phe, Phe-Phe-Gly, Phe-Leu-Gly-Phe, Gly-Phe-Leu-Gly-Phe,-.beta.Ala, Phe-Gly-.beta.Ala, Phe-Phe-.beta.Ala, Leu-Gly-.beta.Ala, Val-Ala-.beta.Ala, Phe-Ala-.beta.Ala, Leu-Phe-.beta.Ala, Leu-Gly-.beta.Ala, Phe-Leu-Gly-.beta.Ala, Phe-Phe-Leu .beta.Ala, Leu-Leu-Gly-.beta.Ala, Phe-Tyr-Ala-.beta.Ala, Phe-Gly-Phe-.beta., Phe-Phe-Gly .beta.Ala, Phe-Leu-Gly-Phe-.beta.Ala or Gly-Phe-Leu-Gly-Phe-.beta.Ala. The compounds are endowed with antitumor activity and show improved water solubility and decreased toxicity in comparison with paclitaxel or its known analogs. A method for their preparation and pharmaceutical compositions containing them are also described.
摘要:
The present invention relates to acrylol substituted distamycin derivatives, to pharmaceutical compositions comprising such derivatives as well as their use in methods of treating humans and animals, particularly as anti-tumor agents.
摘要:
A polymer conjugate consisting essentially of: from 90 to 99.9 mol % of units represented by the formula ##STR1## from 0.1 to 5 mol % of units represented by the formula ##STR2## wherein one of R.sub.1 and R.sub.2 is a copolymer residue of the formula ##STR3## and the other one is hydrogen atom; from 0 to 9.9 mol % of units represented by the formula ##STR4##
摘要:
A polymer conjugate consisting essentially of: from 90 to 99.9 mol % of units represented by the formula ##STR1## from 0.1 to 5 mol % of units represented by the formula ##STR2## wherein one of R.sub.1 and R.sub.2 is a copolymer residue of the formula ##STR3## and the other one is hydrogen atom; from 0 to 9.9 mol % of units represented by the formula ##STR4## wherein R is a phenyl or t-butoxy group, R.sub.3 is H or an acetyl group, A and A.sub.1 which may be the same or different, represent a chemical single bond, an amino acid residue or peptide spacer selected from .beta. Ala, Gly, Phe-Gly, Phe-Phe-, Leu-Gly, Val-Ala, Phe-Ala, Leu-Phe, Leu-Ala, Phe-Leu-Gly, Phe-Phe-Leu, Leu-Leu-Gly, Phe-Tyr-Ala, Phe-Gly-Phe, Phe-Phe-Gly, Phe-Leu-Gly-Phe, Gly-Phe-Leu-Gly-Phe,Gly-.beta.Ala, Phe-Gly-.beta.Ala, Phe-Phe-.beta.Ala, Leu-Gly-.beta.Ala, Val-Ala-.beta.Ala, Phe-Ala-.beta.Ala, Leu-Phe-.beta.Ala, Leu-Gly-.beta.Ala, Phe-Leu-Gly-.beta.Ala, Phe-Phe-Leu .beta.Ala, Leu-Leu-Gly-.beta.Ala, Phe-Tyr-Ala-.beta.Ala, Phe-Gly-Phe-.beta., Phe-Phe-Gly .beta.Ala, Phe-Leu-Gly-Phe-.beta.Ala or Gly-Phe-Leu-Gly-Phe-.beta.Ala. The compounds are endowed with antitumor activity and show improved water solubility and decreased toxicity in comparison with paclitaxel or its known analogs. A method for their preparation and pharmaceutical compositions containing them are also described.
摘要:
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 are useful as angiogenesis inhibitors.
摘要:
The invention relates to naphthalenesulfonic-pyrrolecarboxamido compounds of formula ##STR1## wherein n is zero or an integer of 1 to 3; R is a sulfonic acid residue; m is an integer of 1 to 3, or a pharmaceutically acceptable salt thereof, which are active as antiviral agents, in particular against Human Immunodeficiency Virus
摘要:
A polymer conjugate consisting essentially of: from 90 to 99.9 mol % of units represented by the formula ##STR1## from 0.1 to 5 mol % of units represented by the formula ##STR2## wherein one of R.sub.1 and R.sub.2 is a copolymer residue of the formula ##STR3## and the other one is hydrogen atom; from 0 to 9.9 mol % of units represented by the formula ##STR4## wherein R is a phenyl or t-butoxy group, R.sub.3 is H or an acetyl group, A and A.sub.1 which may be the same or different, represent a chemical single bond, an amino acid residue or peptide spacer selected from .beta.Ala, Gly, Phe-Gly, Phe-Phe-, Leu-Gly, Val-Ala, Phe-Ala, Leu-Phe, Leu-Ala, Phe-Leu-Gly, Phe-Phe-Leu, Leu-Leu-Gly, Phe-Tyr-Ala, Phe-Gly-Phe, Phe-Phe-Gly, Phe-Leu-Gly-Phe, Gly-Phe-Leu-Gly-Phe,Gly-.beta.Ala, Phe-Gly-.beta.Ala, Phe-Phe-.beta.Ala, Leu-Gly-.beta.Ala, Val-Ala-.beta.Ala, Phe-Ala-.beta.Ala, Leu-Phe-.beta.Ala, Leu-Gly-.beta.Ala, Phe-Leu-Gly-.beta.Ala, Phe-Phe-Leu .beta.Ala, Leu-Leu-Gly-.beta.Ala, Phe-Tyr-Ala-.beta.Ala, Phe-Gly-Phe-.beta., Phe-Phe-Gly .beta.Ala, Phe-Leu-Gly-Phe-.beta.Ala or Gly-Phe-Leu-Gly-Phe-.beta.Ala. The compounds are endowed with antitumor activity and show improved water solubility and decreased toxicity in comparison with paclitaxel or its known analogs. A method for their preparation and pharmaceutical compositions containing them are also described.