摘要:
The present invention relates to a linker shown by the following formula (I): X—SO2—R1—(A)m—R2 (I) wherein R1 is a group of the formula (A): [wherein R3, R4 and R5 are the same or different hydrogen, etc], etc, R2 is a group which can form a chemical bond to a resin which may be protected by a conventional protective group, A is lower alkylene, etc, X is a leaving group, and m is an integer of 0 or 1, with proviso that A is (C2-C6)alkylene, and m is an integer of 1, when R1 is a group of the formula (A).
摘要:
[Problems] To provide a useful compound as an active ingredient for a preventing and/or treating agent for rejection in the transplantation of an organ, bone marrow, or a tissue, an autoimmune disease, or the like, which has an excellent S1P1 agonist activity.[Means for Solving] Since the compound of the invention has an S1P1 agonist activity, it is useful as an active ingredient for a treating or preventing agent for a disease caused by unfavorable lymphocytic infiltration, for example, an autoimmune disease such as graft rejection in the transplantation of an organ, bone marrow, or a tissue, a graft-versus-host disease, rheumatic arthritis, multiple sclerosis, systemic lupus erythematosus, a nephrotic syndrome, encephalomeningitis, myasthenia gravis, pancreatitis, hepatitis, nephritis, diabetes, pulmonary disorder, asthma, atopic dermatitis, inflammatory bowel disease, atherosclerosis, ischemia-reperfusion injury, or an inflammatory disease, and further, a disease caused by the abnormal growth or accumulation of cells such as cancer and leukemia.
摘要:
The invention relates to a compound of antimicrobial activity, of the formula: ##STR1## in which R.sup.1 is carboxy or protected carboxy,R.sup.2 is hydroxy(lower)alkyl or protected hydroxy(lower)alkyl,R.sup.3 is hydrogen or lower alkyl,R.sup.4 is 2-fluoroethyl, 2-chloroethyl, 2-fluoropropyl or 4-fluorobutyl,R.sup.5 is hydrogen, lower alkanimidoyl, unsubstituted lower cycloalkenyl or substituted by a group consisting of oxo and amino, or imino-protective group, andA is lower alkylene, or pharmaceutically acceptable salts thereof.
摘要:
This invention relates to new aminoglycoside derivatives and pharmaceutically acceptable salts thereof. More particularly it relates to new aminoglycoside derivatives and pharmaceutically acceptable salts thereof which have anti-viral activity, and immuno-stimulating activity and pharmaceutical compositions comprising the same. In addition, this invention also relates to methods of preparing the aminoglycoside derivatives and salts thereof.
摘要:
[Problems]To provide a useful compound as an active ingredient for a preventing and/or treating agent for rejection in the transplantation of an organ, bone marrow, or a tissue, an autoimmune disease, or the like, which has an excellent S1P1 agonist activity.[Means for solving]Since the compound of the invention has an S1P1 agonist activity, it is useful as an active ingredient for a treating or preventing agent for a disease caused by unfavorable lymphocytic infiltration, for example, an autoimmune disease such as graft rejection in the transplantation of an organ, bone marrow, or a tissue, a graft-versus-host disease, rheumatic arthritis, multiple sclerosis, systemic lupus erythematosus, a nephrotic syndrome, encephalomeningitis, myasthenia gravis, pancreatitis, hepatitis, nephritis, diabetes, pulmonary disorder, asthma, atopic dermatitis, inflammatory bowel disease, atherosclerosis, ischemia-reperfusion injury, or an inflammatory disease, and further, a disease caused by the abnormal growth or accumulation of cells such as cancer and leukemia.
摘要:
A compound represented by the following general formula: ##STR1## which is useful as an intermediate for production of a clinically excellent synthetic antibacterial, a salt thereof, and a process for producing the same.In said formula,R.sup.1 is a hydrogen atom or a carboxyl-protecting group;R.sup.2 is a hydrogen atom or a lower alkyl group;X.sup.1 is a hydrogen atom or a halogen atom;X.sup.2 is a halogen atom;X.sub.a.sup.5 is a hydrogen atom or a halogen atom;A is a methylene group; a group of >CH--COOR.sup.4, etc.,in which R.sup.4, R.sup.5 and R.sup.6 each are a hydrogen atom or a carboxyl-protecting group;B is a methylene group or a carbonyl group;provided that both A and B must not be methylene groups at the same time.
摘要:
Novel carbapenem compounds of the formula: ##STR1## in which R.sup.1 is carboxy or protected carboxy,R.sup.2 is hydroxy(lower)alkyl or protected hydroxy(lower)alkyl,R.sup.3 is hydrogen or lower alkyl,R.sup.4 is unsaturated bicyclic heterocyclic group which may be substituted by suitable substituent(s),R.sup.5 is hydrogen or imino-protective group, andA is lower alkylene,or pharmaceutically acceptable salts thereof.Processes for their preparation and pharmaceutical compositions for the treatment of infectious diseases are also disclosed.
摘要:
The present invention concerns intermediates in the preparation of novel 3-pyrrolidinylthio-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid compounds and pharmaceutically acceptable salts thereof. The novel 3-pyrrolidinylthio-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid compounds and pharmaceutically acceptable salts thereof show antimicrobial activity.
摘要:
An aminopyrimidine compound of the following formula (I) wherein Q is (a) or (b) in which R and R′ are each optionally substituted aryl or heterocyclic group,R5 is hydrogen, halogen, lower alkyl,optionally substituted hydroxy, optionally substituted amino which may form N-containing heterocyclic group, optionally substituted mercapto, lower alkylsulfinyl or lower alkylsulfonyl, and X is oxygen or sulfur; R1 is hydrogen, optionally substituted lower alkyl or cyclo(lower) alkyl which may be interrupted by an oxygen atom; R2 and R3 are each independently hydrogen, lower alkyl, acyl, aryl or heterocyclic(lower)alkyl, R2 and R3 may be combined together with N atom to which they are attached to form N-containing heterocyclic group; or a salt thereof. The aminopyrimidine compound (I) and salt thereof of the present invention are adenosine antagonists and are useful for the prevention and/or treatment of depression, dementia (e.g. Alzheimer's disease, cerebrovascular dementia, dementia accompanying Parkinson's disease, etc.), Parkinson's disease, anxiety, pain, cerebrovascular disease (e.g. stroke, etc.), heart failure and the like.
摘要翻译:其中Q为(a)或(b)的下式(I)的氨基嘧啶化合物,其中R和R'各自为任选取代的芳基或杂环基,R 5为氢,卤素,低级烷基,任选取代的羟基 ,可以形成含氮杂环基的任选取代的氨基,任选取代的巯基,低级烷基亚磺酰基或低级烷基磺酰基,X是氧或硫; R 1是氢,任选取代的可被氧原子间隔的低级烷基或环(低级)烷基; R 2和R 3各自独立地为氢,低级烷基,酰基,芳基或杂环(低级)烷基,R 2和R 3可以与它们所连接的N原子一起形成 含氮杂环基; 或其盐。 本发明的氨基嘧啶化合物(I)及其盐是腺苷拮抗剂,可用于预防和/或治疗抑郁症,痴呆(例如阿尔茨海默氏病,脑血管性痴呆,伴有帕金森病的痴呆等),帕金森病, 焦虑,疼痛,脑血管疾病(例如中风等),心力衰竭等。