摘要:
Compounds of the formula wherein ring A, ring B, ring D, R2, R3, R4, R5, R6, R11, R12, R13, E, G, X and P are as defined below. The compounds of formula I are cholinesterase inhibitors and are useful in enhancing memory in patients suffering from dementia and Alzheimer's disease.
摘要:
This invention relates to novel azabicyclic compounds of the formula ##STR1## wherein R.sup.1, Q and Z are defined as in the specification, pharmaceutical compositions containing them, and the use of such compounds for the treatment of neurodegenerative diseases and other disorders involving nerve damage.
摘要:
Arylpiperazinyl-ethyl (or butyl)-heterocyclic compounds and their pharmaceutically acceptable acid addition salts are neuroleptic agents. They are useful in the treatment of psychotic disorders.
摘要:
Arylpiperazinyl-ethyl(or butyl)-heterocyclic compounds and their pharmaceutically acceptable acid addition salts are neuroleptic agents. They are useful in the treatment of psychotic disorders.
摘要:
Derivatives of oleandomycin, its 11-trimethylsilyl ether and 11-trimethylsilyl-2'-alkanoyl esters and processes for preparation thereof wherein the L-oleandrosyl moiety is modified at the 4"-position to provide derivatives thereof wherein said moiety has formula ##STR1## wherein A and B when taken together are .dbd.CHX wherein X is H, --CN, --COOR.sub.3, --SR.sub.3 ', --S(O)R.sub.3 ', --S(O).sub.2 R.sub.3 ' or ##STR2## A when taken individually is hydrogen; B when taken individually is --CHO or --CH.sub.2 Z wherein Z is hydrogen, --OR.sub.3, --COOR.sub.3, --SR.sub.3 ', --S(O)R.sub.3 ', --S(O).sub.2 R.sub.3 ', --CN or --(CH.sub.2).sub.n --NR.sub.5 R.sub.6 ;R.sub.3 is hydrogen, ##STR3## R.sub.3 ' is (C.sub.1-4)alkyl or ##STR4## R.sub.4 is hydrogen, chloro, bromo, (C.sub.1-4)alkyl or (C.sub.1-4)alkoxy; R.sub.5 is hydrogen or ##STR5## R.sub.6 is hydrogen, --COCH.sub.3, ##STR6## R.sub.5 and R.sub.6 when taken together with the nitrogen to which they are attached are phthalimido;n is 0 or 1;or a pharmaceutically acceptable acid addition salt thereof of a compound wherein B is --CHO or --CH.sub.2 Z.The compounds are antibacterial agents. Additionally, those compounds wherein the oleandrosyl moiety is of formula (b), or of formula (a) wherein A is hydrogen and B is CHO, and those wherein A and B when taken together are .dbd.CH--X, are useful as intermediates for formula (a) derivatives wherein A is hydrogen and B is --CH.sub.2 Z.
摘要:
Certain derivatives of the macrolide antibiotic oleandomycin, in which the L-oleandrosyl residue has been replaced by a 2-substituted-3-methoxytetrahydrofuran-5-yl moiety. The compounds of the invention are useful as antibacterial agents.
摘要:
Compounds of the formula wherein R1 R2, R7, R8, X, Y, M and L are defined as below. The compounds of formula I are cholinesterase inhibitors and are useful in enhancing memory in patients suffering from dementia and Alzheimer's disease.
摘要:
The present invention relates to novel substituted benzothiazepines and benzoxazepines of the formula ##STR1## wherein R.sup.1, R.sup.2, R.sup.7, R.sup.8, R.sup.9 and X are as defined below, and to novel intermediates used in the synthesis of such compounds.Such compounds are useful in the treatment and prevention of gastrointestinal disorders, pain and anxiety disorders.
摘要:
Compounds of the formula ##STR1## wherein ring A, ring B, ring D, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, R.sup.11, R.sup.12, R.sup.13, E, G, X and P are as defined below. The compounds of formula I are cholinesterase inhibitors and are useful in enhancing memory in patients suffering from dementia and Alzheimer's disease.
摘要:
Disclosed herein are compounds of the formula ##STR1## wherein R.sup.1 R.sup.2, R.sup.7, R.sup.8, X, Y, M and L are defined as below The compounds of formula I are cholinesterase inhibitors and are useful in enhancing memory in patients suffering from dementia and Alzheimer's disease.