摘要:
Novel acylating agents useful for preparing activated nucleophiles such as terminally activated polymers are disclosed. In preferred aspects, the acylating agents are formula (I) and formula (II) and they used to prepare activated polymers such as PEG's for conjugating small molecules, proteins, polypeptides and the like.
摘要:
The present invention relates to a compound formula [I] wherein R1 and R 5 are each independently hydrogen, halogen, lower alkyl, etc., R 2 is hydrogen or an amino protective group, x is bond,-o-o,-O-CH 2-, etc., y is in which Z is bond, -0-(CH 2 )m- (in which m is 1 to 4), etc.,R 3 is lower alkanoyl, carboxy, lower alkoxycarbonyl, etc., and R 4 is hydrogen, halogen, hydroxy, phenoxy, lower alkyl, lower alkoxy, etc., and n is 0, 1 or 2, or a salt thereof. The compound [I] of the present invention and pharmaceutically acceptable salts thereof are useful for the prophylactic and/or the therapeutic treatment of pollakiurea or urinary incontinence.
摘要:
The present invention relates to novel sulfoxide and bis-sulfoxide compounds, compositions comprising sulfoxide and bis-sulfoxide compounds, and methods useful for treating and preventing caridovascular diseases, dyslipidemias, dysproteinemias, and glucose metabolism disorders comprising administering a composition comprising an ether compound. The compounds, compositions, and methods of the invention are also useful for treating and preventing Alzheimer's Disease, Syndrome X, peroxisome proliferator activated receptor-related disorders, septicemia, thrombotic disorders, obesity, pancreatitis, hypertension, renal disease, cancer inflammation, and impotence. In certain embodiments, the compounds, compositions, and methods of the invention are useful in combination therapy with other therapeutics, such as hypocholesterolemic and hypoglycemic agents.
摘要:
A compound having the structural formula or a pharmaceutically acceptable salt or prodrug thereof, wherein X is a substituted or unsubstituted alkyl or a heteroatom; n is 4,5 or 6; Y is a substituted or unsubstituted alkyl, cycloalkyl, heterocycloalkyl, aryl, heteroaryl, or wherein R 1 and R 2 are each independently, H, a heteroatom, substituted or unsubstituted alkyl, cycloalkyl, heterocycloalkyl, aryl, or heteroaryl; and wherein each ring structure are independently substituted or unsubstituted is disclosed. Also disclosed are chemosensitizing agents and methods of modulating, attenuating, reversing, or affecting a cell's or organism's resistance to a given drug such as an antimalarial.
摘要:
The invention concerns a method for preparing alpha -amino acids of general formula (2S-1) wherein: the group R1 represents a hydrogen atom, a group protecting the amino group or a group of formula -COOR2 wherein the group R2 represents a C1-C6 alkyl group, an aryl or aralkyl group. The invention also concerns alpha -amino acids of general formula (2S-1) wherein the group R1 represents a group protecting the amino group or a group of formula -COOR2 wherein the group R2 represents a C1-C6 alkyl group, an aryl or aralkyl group and their use as medicine.
摘要:
The invention relates to compounds of formula (I) or a pharmaceutically acceptable salt, solvate, hydrate or a pharmaceutically acceptable formulation of the same. Said compounds can be used for inhibiting factor Xa and for preventing and/or treating thrombo-embolic illnesses.
摘要:
There are described new compounds of formula (I) wherein X is hydrogen, halogen, phenyl or C1-4alkyl; Y is fluorine or chlorine; A is -O-, -S- or -N(R1)-, wherein R1 is C1-4alkyl, phenylthio or tolylthio; n is from 1 to 12; m is from 2 to 6; R is hydrogen or one of groups (A) or (B) wherein Het is a saturated or unsaturated , 3- to 7-membered heterocyclic ring that optionally additionally comprises O or S as further hetero atom or the hetero group -N(C1-6alkyl)-; Aryl is phenyl or naphthyl; and R2, R3, R4, R5, R6, R7 and R8 are each independently of the others hydrogen, C1-4alkyl, C1-4alkoxy, C1-4alkylthio, C1-4haloalkyl, C2-6alkenyl, C2-6alkynyl, halogen, hydroxy, cyano, nitro, phenyl, amino, C1-4alkylamino, (C1-4alkyl)2amino, C1-4alkylsulfonyl or arylsulfonyl; in free form or in the form of physiologically tolerable salts. Also described are the preparation and use of such substances in the control of ectoparasites on domestic animals, productive livestock and pets, and ectoparasiticidal compositions for use on such animals.
摘要:
This invention is directed to benzenamine derivatives of formula (I): wherein A, W, m, n, R , R , R , R , R and R are defined herein. These compounds are useful as anti-coagulants.
摘要:
A sulfonyl aromatic or heteroaromatic ring hydroxamic acid compound that inter alia inhibits matrix metalloprotease activity is disclosed as are a treatment process that comprises administering a contemplated sulfonyl aromatic or heteroaromatic ring hydroxamic acid compound in an MMP enzyme-inhibiting effective amount to a host having a condition associated with pathological matrix metalloprotease activity. A contemplated compound corresponds in structure to formula (a) wherein W and the R groups are defined elsewhere.
摘要:
Aminobutanoic acid derivatives represented by general formula (I) and salts thereof (wherein each symbol is as defined in the description). The derivatives inhibit matrix metalloproteinases and are therefore useful for the prevention and/or treatment of rheumatism, osteoarthritis, pathologic bone resorption, osteoporosis, periodontal diseases, interstitial nephritis, arteriosclerosis, pulmonary emphysema, hepatic cirrhosis, corneal injury, diseases due to metastasis and infiltration of cancer cells or proliferation thereof, autoimmune diseases (such as Crohn's disease and Sjögren's disease), diseases due to transmigration of white blood cells or infiltration thereof, neovascularization, multiple sclerosis, aortic aneurysm, endometritis and so on.