摘要:
The invention relates to low molecular weight products, and to the use thereof as reversible or permanent low-temperature crosslinking agents in Diels-Alder reactions.
摘要:
The present invention relates to the field of organic synthesis and describes the synthesis of specific intermediates suitable for the preparation of triazolopyrimidine compounds such as ticagrelor.
摘要:
A novel phenylcarbamate compound and a pharmaceutical composition containing the same are provided. More specifically, a novel phenylcarbamate compound, a composition for muscle relaxation containing the phenylcarbamate compound as an active ingredient, and a method of muscle relaxation comprising administering a therapeutically effective amount of the phenylcarbamate compound, are provided.
摘要:
The present invention provides an alternative synthesis of N-substituted aminotetralines comprising resolution of N-substituted aminotetralins of formula (II), wherein R 1 , R 2 and R 3 are as defined for compound of formula (I).
摘要:
A compound of formula I wherein PROT is an amine protecting group and PROT' is hydrogen; or PROT and PROT' together with the nitrogen atom to which they are attached form a heterocyclic ring as an amine protecting group, and PROT" is a thiol protecting group, processes for its production, intermediates in their production and production of intermediates in stereoisomerically pure form, and their use for the production of pharmaceutically active compounds.
摘要:
The present invention relates to colchicine derivatives expressed in chemical formula 1, or to pharmaceutically acceptable salts thereof, to a method for preparing said derivatives, and to a pharmaceutical composition comprising said derivatives. The colchicine derivatives according to the present invention exhibit superior immunomodulatory effects as compared with conventional immunomodulators or colchicines, and therefore can be valuably used as an immunomodulator for modulating an acute or chronic immune response in organ transplantation.
摘要:
The invention is directed to method for the preparation of pyrrolines of the general formula (I) by catalytic hydration of a nitroketone of the general formula (II) employing a transition metal catalyst and gaseous hydrogen at an elevated pressure in a solvent, optionally in the presence of at least one additive selected among Lewis acids, Brønstedt acids, organic sulfur-containing compounds, organic or inorganic bases, and water scavengers, wherein in formulae (I) and (II) B 1 , B 2 , B 3 , B 4 , X, R, and T are as defined in the specification, and to a nitroketone of formula (II) to be used as intermediate in the process according to the invention and as pesticidal agent.
摘要:
The invention relates to colchicine derivatives, methods and uses thereof for treatment of cancer. In certain embodiments, the colchicine derivative comprises a compound of Formula I: