摘要:
The present invention relates to novel semi-synthetic macrolides having anti-inflammatory activity. More particularly, the invention relates to 14- and 15-membered macrolides lacking cladinose sugar substituted at the C-3 position, to their pharmaceutically acceptable derivatives, to processes and intermediates for their preparation, to pharmaceutical compositions containing them and to their activity and use in the treatment of inflammatory diseases and conditions in humans and animals, especially those diseases associated with excessive secretion of TNF-α, IL-1, IL-6, IL-8, IL-2 or IL-5; and/or inhibitor of excessive lymphocyte proliferation; and/or excessive granulocyte degranulation.
摘要:
The present invention relates to the new 3-decladinosyl derivatives of 9-de-oxo-9a-aza9a-homoerythromycin A 9a,11-cyclic carbamate of the general formula (I), their pharmaceutically acceptable addition salts with inorganic or organic acids and their hydrates, wherein R1 individually stands for hydrogen, hydroxyl or a group of the formula (II), wherein X individually stands for C1-C6alkyl group, C2-C6alkenyl group or X individually stands for C1-C6alkyl group with at least one incorporated O, S or N atom or X individually stands for (CH2)n—Ar or X individually stands for (CH2)n-heterocycloalkyl, wherein (CH2)n individually stands for alkyl, wherein n is 1-10, with or without incorporated atom O, S or N, wherein Ar individually stands for 5-10-membered monocyclic or bycyclic aromatic ring with 0-3 atom O, S or N, unsubstituted or substituted with 1-3 group, which are selected independently from halogen, OH, OMe, NO2, NH2, amino-C1-C3alkyl or amino-C1-C3dialkyl, CN, SO2NH2, C1-C3alkyl, and heterocycloalkyl stands for unaromatic, partially or completely saturated 3-10-membered monocyclic or bicyclic ring system, which includes 3-8-membered monocyclic or bicyclic ring, which includes 6-membered aromatic or heteroaromatic ring connected with a unaromatic ring with or without incorporated O, S or N atom, unsubstituted or substituted with 1-4 group, which are selected independently from halogen, OH, OMe, NO2, NH2, amino-C1-C3alkyl or amino-C1-C3dialkyl, CN, SO2NH2, C1C3alkil, —C(O)—, COOH or R1 together with R2 stands for ketone, R2 individually stands for hydrogen or together with R1 stands for ketone or together with R3 stands for ether, R3 individually stands for hydroxyl, a group of the formula —OX or together with R2 stands for ether, R4 individually stands for hydrogen, C1-C4alkyl group or C2-C4alkenyl group, and R5 individually stands for hydrogen or hydroxyl protected group, to intermediates for synthesis of other macrolide compounds with antibacterial activity, to the process for their preparation, to their pharmaceutically acceptable addition salts with inorganic or organic acids and their hydrates, to the process for the preparation of pharmaceutical compositions, as well as the use of pharmaceutical compositions for treating bacterial infections.
摘要:
The invention relates to novel compounds from the class of macrolide antibiotics. Particularly, the invention relates to novel 3,6-heiketals from the class of 9a-azalides, to their pharmaceutically acceptable addition salts with inorganic or organic acids, to a process for their preparation and to the use thereof as antibiotics or as intermediates for the synthesis of other macrolide antibiotics.
摘要:
The present disclosure relates to new 11-O-alkyl macrolides and azalides and pharmaceutically acceptable salts and solvates thereof, and to pharmaceutical compositions thereof. The disclosure also relates to a process for the preparation of 11-O-alkyl macrolides and azalides by regioselective 11-O-alkylation of macrolides and azalides having a vicinal diol system, using diazoalkanes in the presence of transition-metal halides or boric acid as catalysts. In another aspect, the disclosure relates to uses of the 11-O-alkyl macrolides and azalides as antibacterial agents or intermediates for the synthesis of other antibacterial agents.
摘要:
The present disclsoure relates to new 11-O-alkyl macrolides and azalides and pharmaceutically acceptable salts and solvates thereof, and to pharmaceutical compositions thereof. The disclosure also relates to a process for the preparation of 11-O-alkyl macrolides and azalides by regioselective 11-O-alkylation of macrolides and azalides having a vicinal diol system, using diazoalkanes in the presence of transition-metal halides or boric acid as catalysts. In another aspect, the disclosure relates to uses of the 11-O-alkyl macrolides and azalides as antibacterial agents or intermediates for the synthesis of other antibacterial agents.
摘要:
The invention relates to novel compounds from the class of the macrolide antibiotic oleandomycin of the general formula (I) wherein R1 has the individual meaning of —CH2CH3 group, of a fragment of the formula (II), together with R2 has the meaning of a fragment of the formula (III) or together with R4 has the meaning of a fragment of the formula (IV) or a fragment of the formula (V) R2 together with R3 has the meaning of a ketone or together with R1 has the meaning of a fragment of the formula (III), R3 has the individual meaning of OH group or together with R2 has the meaning of a ketone, R4 has the individual meaning of a methyl group, or together with R1 has the meaning of a fragment of the formula (IV) or of a fragment of the formula (V), R5 has the individual meaning of hydrogen or a benzyloxycarbonyl group, R6 has the individual meaning of hydrogen, a methyl group or a benzyloxycarbonyl group, to intermediates for the preparation thereof, to a process for preparing them as well as to pharmaceutically acceptable addition salts thereof with inorganic or organic acids.
摘要:
The present invention refers to the new compounds of the secomacrolide and secoazalide class, a process for the preparation thereof as well as to new intermediates for the preparation of these seco derivatives.
摘要:
The present invention relates to novel semi-synthetic macrolides having anti-inflammatory activity. More particularly, the invention relates to 14- and 15-membered macrolides lacking cladinose sugar substituted at the C-3 position, to their pharmaceutically acceptable derivatives, to processes and intermediates for their preparation, to pharmaceutical compositions containing them and to their activity and use in the treatment of inflammatory diseases and conditions in humans and animals, especially those diseases associated with excessive secretion of TNF-α, IL-1, IL-6, IL-8, IL-2 or IL-5; and/or inhibitor of excessive lymphocyte proliferation; and/or excessive granulocyte degranulation.
摘要:
The invention relates to novel semi-synthetic macrolides of formula (I) having antibacterial activity. More particularly this invention relates to derivatives of 8a-aza-8a-homoerythromycin A, to processes for their preparation, to compositions containing them and to their use in medicine