摘要:
The invention relates to 9a-N[N'-(phenylsulfonyl)carbamoyl] derivatives of 9-deoxo-9-dihydro-9a-aza-homoerythromycin A and 5-O-desosaminyl-9-deoxo-9-dihydro-9a-aza-9a-homoerythronolide A, novel semisynthetic macrolide antibiotics from the class of azalides, of the general formula 1 wherein R denotes H, C1-C4alkyl or halogen and R denotes H or cladinosyl radical, to their pharmaceutically acceptable addition salts with inorganic or organic acids, to intermediates and methods for their preparation, to a process for the preparation of pharmaceutical compositions as well as to the use of pharmaceutical compositions in the treatment of bacterial infections.
摘要:
A curable silicone resin composition is provided. It includes (A) an aromatic ring-containing hydrocarbon compound containing at least 2 silicon-bonded hydrogen atoms, in which the silicon atoms are bonded to the hydrocarbon skeleton; (B) an organopolysiloxane with a branched or three dimensional network structure, and with a viscosity at 25°C of at least 1,000 mPa·s, having an average composition formula (1):
R 1 x SiO {(4-x)/2} (I)
wherein, R 1 independently represent a substituted or unsubstituted monovalent hydrocarbon group, a substituted or unsubstituted hydrocarbyloxy group, or a hydroxyl group, provided from 0.1 to 80 mol% of all the R 1 groups are alkenyl groups, and x represents a positive number that satisfies 1 ≤ x
摘要:
A polymer scale preventive agent for use in the polymerization of a monomer containing an ethylenic double bond is provided. The agent includes (A) a condensation reaction product obtained by reacting an aldehyde compound and a hydroxynaphthalene-based compound in the presence of a reducing agent, and (B) a polymer compound containing a nitrogen atom. This agent is capable of forming a coating with satisfactory scale prevention properties on inner wall surfaces of a polymerization vessel with a single-stage application, enabling the production process time to be shortened and the productivity and quality of polymeric products improved.
摘要:
The present invention relates to derivatives of 1-thia-3-aza-dibenzoazulene class, to their pharmacologically acceptable salts and solvates, to processes and intermediates for the preparation thereof as well as to their antiinflammatory effects, especially to the inhibition of tumour necrosis factor-a (TNF-(x) production and the inhibition of interleukin-1 (IL-1) production as well as to their analgetic action.
摘要:
The present invention relates to derivatives of 1-oxa-3-aza-dibenzoazulene class, to their pharmacologically acceptable salts and solvates, to processes and intermediates for the preparation thereof as well as to their antiinflammatory actions, especially to the inhibition of tumour necrosis factor-α (TNF-α) production and the inhibition of interleukin-1 (IL-1) production as well as to their analgetic action.
摘要:
The present invention relates to the characterization of a new crystal modification III of torasemide, to a process for the preparation thereof by the use of controlled acidifying of alkaline solutions of torasemide with inorganic or organic acids with or without addition of a crystal seed, to its use as a raw material for the preparation of the crystal modification I of torasemide and of pharmaceutically acceptable salts of torasemide as well as to pharmaceutical forms containing this new crystal modification III of torasemide.
摘要:
The invention relates to compounds of general formula (I) characterized in that R 1 individually stands for hydroxyl, L-cladinosyl group of formula (II) wherein R 2 individually stands for hydrogen or a silyl group; R 3 individually stands for hydrogen or together with R 6 stands for an ether group; R 4 individually stands for hydrogen, (C 1 -C 4 )acyl group or -COO-(CH 2 ) n -Ar group, wherein n is 1-7 and Ar individually stands for unsubstituted or substituted aryl group with up to 18 carbon atoms; R 5 individually stands for hydrogen, methyl group or -COO-(CH 2 ) n -Ar group, wherein n is 1-7 and Ar individually stands for unsubstituted or substituted aryl group with up to 18 carbon atoms; R 6 individually stands for a hydroxyl group or together with R 3 stands for an ether group; R 7 individually stands for hydrogen, (C 1 -C 12 )alkyl group, silyl group or together with R g and C-11/C-12 carbon atoms stands for a cyclic carbonate, R 8 individually stands for hydrogen, (C 1 -C 12 )alkyl group, silyl group or together with R 7 and C-11/C-12 carbon atoms stands for a cyclic carbonate; and its pharmaceutically acceptable additions salts with inorganic or organic acids, to a process for the preparation thereof and to the use thereof as antibiotics or as intermediates for the synthesis of other macrolide antibiotics.
摘要:
The invention relates to 9a-N[N'-(phenylsulfonyl)carbamoyl] derivatives of 9-deoxo-9-dihydro-9a-aza-homoerythromycin A and 5-O-desosaminyl-9-deoxo-9-dihydro-9a-aza-9a-homoerythronolide A, novel semisynthetic macrolide antibiotics from the class of azalides, of the general formula (I) wherein R1 denotes H, C1-C4alkyl or halogen and R denotes H or cladinosyl radical, to their pharmaceutically acceptable addition salts with inorganic or organic acids, to intermediates and methods for their preparation, to a process for the preparation of pharmaceutical compositions as well as to the use of pharmaceutical compositions in the treatment of bacterial infections.
摘要:
Blister, sores or skin degradation associated with Epidermolysis Bullosa is treated or prevented by administration of a actin-sequestering peptide such as Thymosin β4, an isoform of Thymosin β4 or oxidized Thymosin β4.