摘要:
New antibiotic substances arbitrarily designated M 9026 complex, antibiotic M 9026 factor 1, antibiotic M 9026 factor 2, and antibiotic M 9026 factor 3, produced by fermentation of a strain of the Micromonospora genus. The antibiotics of the invention are antimicrobial and antitumor agents.
摘要:
Anthracycline glycosides of general formula 1 and 2: ##STR1## wherein R.sub.1 is hydrogen or a methoxy group; R.sub.2 is hydrogen, a hydroxy group or represents an acyloxy residue of formula 3 --O--COR.sub.5 wherein R.sub.5 is a linear or branched C.sub.1 -C.sub.8 alkyl, an aryl group or a heterocyclic mono or bicyclic ring, each of which may be unsubstituted or substituted with (a) an amino group NR.sub.6 R.sub.7 in which R.sub.6 and R.sub.7 are independently hydrogen or C.sub.1 -C.sub.4 alkyl or (b) a carboxy group; R.sub.3 and R.sub.4 both represent hydrogen or one of R.sub.3 and R.sub.4 is hydrogen and the other is hydroxy group or a group of formula --OSO.sub.2 R.sub.8 in which R.sub.8 may be a linear or branched alkyl group containing from 1 to 6 carbon atoms or an aryl group unsubstituted or substituted by 1 to 3 substituents each of which may independently be a linear or branched alkyl or alkoxy group of from 1 to 6 carbon atoms, a halogen atom or a nitro group; and pharmaceutically acceptable salts thereof; are active as antitumor agents.
摘要翻译:通式1和2的蒽环酸苷:其中R 1是氢或甲氧基; R2是氢,羟基或代表式3-COR5的酰氧基残基,其中R5是直链或支链C1-C8烷基,芳基或杂环单环或双环,其各自可以是未取代或取代的 与(a)氨基NR 6 R 7,其中R 6和R 7独立地是氢或C 1 -C 4烷基或(b)羧基; R 3和R 4均代表氢或R 3和R 4之一是氢,另一个是羟基或式-OSO 2 R 8基团,其中R 8可以是含有1至6个碳原子的直链或支链烷基或未取代的芳基 或被1〜3个取代基取代,各自可以独立地为具有1-6个碳原子的直链或支链烷基或烷氧基,卤素原子或硝基; 及其药学上可接受的盐; 作为抗肿瘤剂有活性。
摘要:
A pharmaceutical composition for use in antineoplastic therapy in mammals, including humans, comprising a biologically active ureido compound of formula (I) 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 a pharmaceutically acceptable salt thereof, and an antineoplastic agent selected from the group consisting of an antineoplastic vinca alkaloid, an antineoplastic antibiotic, an antineoplastic antimetabolite, an antineoplastic platinum coordination complex, an antineoplastic taxane compound, an antineoplastic ceramide compound, an antineoplastic distamycin compound, an antineoplastic epidophyllotoxin compound and an antineoplastic topoisomerase I inhibitor, and a pharmaceutically acceptable carrier or excipient, in amounts effective to produce a synergistic antineoplastic effect, is provided herein.
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 present invention provides polymer-bound anthracyclines of formula A which consists essentially of three units represented by formulae 1, 2 and 3: ##STR1## wherein: Gly represents glycine;n is 0 or 1;x is from 70 to 98 mol %,y is from 1 to 29 mol %,z is from 1 to 29 mol %,R.sub.1 is a C.sub.1 -C.sub.6 alkyl group substituted by one or more hydroxy groups;Y is an amino acid residue or a peptide spacer;[NH--D] is the residue of an anthracycline aminoglycoside [NH.sub.2 --D]; andZ is a hydroxy group or a residue of formula --NHR.sub.1 wherein R.sub.1 is as defined above. Methods for their preparation and pharmaceutical compositions containing them are also provided.
摘要:
Antitumour anthracycline glycosides of formula I: ##STR1## wherein R.sub.1 is hydrogen or a hydroxyl group, and pharmaceutically acceptable acid addition salts thereof.
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:
Morpholinyl derivatives of doxorubicin having the general formula A: ##STR1## in which X represents a linear or branched C.sub.2 -C.sub.6 alkyl group or a benzyl group --CH.sub.2 C.sub.6 H.sub.5 and which have (S) or (R) configuration at carbon atom C-2" of the morpholino ring, are antitumor agents.
摘要翻译:具有通式A的阿霉素的吗啉基衍生物:其中X表示直链或支链的C 2 -C 6烷基或苄基-CH 2 C 6 H 5,并且在碳原子C 2具有(S)或(R)构型) “吗啉环”是抗肿瘤剂。
摘要:
Anthracycline glycoside compounds of general formula I or II: ##STR1## wherein R.sub.1 is hydrogen or a hydroxy group and R.sub.2 is hydrogen or a methoxy group, and their pharmaceutically acceptable acid addition salts, are antitumor agents.
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