摘要:
Described are compounds of formula (I), and their salts, in which R1 to R6, W, Q, X, Y and Z are as defined in Formula (I) of claim 1 and which are suitable for use as herbicides and plant-growth regulators. The compounds (I) may be prepared by procedures analogous to prior art methods (see claim 5), some of the procedures involving novel intermediates of formula (II).
摘要:
A pyrimidine derivative compound of formula (I) or a salt thereof and a method for the preparation thereof. The pyrimidine derivative of formula (I) or a salt thereof is useful as important synthetic intermediate for a pharmaceutical a drug. The method for the preparation of the present invention can provide the compound of formula (E), which is useful as a pharmaceutical drug, more efficiently than conventional method does. (All symbols in the formulae have the same meaning as depicted in the specification)
摘要:
The invention relates to herbicidally effective 3-[benz(ox/thi)azol-7-yl]-1H-pyrimidine-2,4-diones of formula (I) and their salts; X = oxygen or sulphur; Y= oxygen or sulphur; Z = chemical bond, C1-C4-alkylene, O, S, SO, SO2; R1= H, NH¿2?, C1-C6-alkyl, C1-C6-alkyl halide; R?2¿ = H, halogen, C¿1?-C6-alkyl, C1-C6-alkyl halide, C1-C6-alkylthio, C1-C6-alkylsulfinyl or C1-C6-alkylsulfonyl; R?3¿ = H, halogen, C¿1?-C6-alkyl; R?4¿ = H, halogen; R5 = CN, halogen, C¿1?-C6-alkyl, C1-C6-alkyl halide, C1-C6-alkoxy or C1-C6-halogenalkoxy; R?6¿ = H, C¿3?-C7-cycloalkyl, 3 to 7-membered saturated heterocyclyl containing one or more oxygen and/or sulphur atoms, whereby each cycloalkyl ring and each heterocyclyl ring can contain a carbonyl or thiocarbonyl ring member and whereby each cycloalkyl ring and each heterocyclyl ring can be unsubstituted or carry 1-4 substituents. The invention also relates to the agriculturally usable salts of the compounds of formula (I).
摘要:
Uracil derivatives represented by general formula (1) or salts thereof, wherein R1 represents chloro, bromo, iodo, cyano or lower alkyl; and R2 represents a 4- to 8-membered heterocycle optionally substituted by lower alkyl, imino, hydroxy, hydroxymethyl, methanesulfonyloxy, amino or nitro and having one to three nitrogen atoms, amidinothio wherein hydrogen on nitrogen is optionally substituted by lower alkyl, guanidino wherein hydrogen on nitrogen is optionally substituted by lower alkyl or cyano, lower alkylamidino, amino wherein hydrogen on nitrogen is optionally substituted by lower alkyl, -CH¿2?N(R?a)Rb¿ (wherein R?a and Rb¿ are the same or different and each represents hydrogen or lower alkyl, or R?a and Rb¿ together with the nitrogen atom to which they are bonded may form pyrrolidine), -NH-(CH¿2?)m-Z (wherein Z represents amino wherein hydrogen on nitrogen is optionally substituted by lower alkyl, or cyano; and m is an integer of 0 to 3), -NR?c(CH¿2)m-OH (wherein Rc represents hydrogen or lower alkyl; and n is a natural number of 1 to 4), -X-Y (wherein X represents S or NH; and Y represents 2-imidazolin-2-yl, 2-imidazolyl, 1-methylimidazol-2-yl, 1,2,4-triasol-3-yl, 2-pyrimidyl or 2-benzimidazolyl optionally substituted by lower alkyl), or ureido or thioureido wherein hydrogen on nitrogen is optionally substituted by lower alkyl; and drugs containing the same, such as antitumor effect potentiators and antitumor agents.
摘要:
The present invention relates to novel compound of general formula (I) and pharmaceutically acceptable salts thereof, and process for the preparation of such derivatives and to pharmaceutical compositions containing the same as active ingredients, wherein R1, R2 and R3 represent independently hydrogen atom, halogen atom, C1-C10 alkyl, C1-C10 thioalkyl, C3-C8 optionally substituted cyclicalkyl, unsaturated alkyl, substituted alkyl hydroxyl or aryl hydroxyl, C1-C10 alkylamine, nitro, C1-C4 lower ester, C1-C4 lower alkoxy, C1-C4 lower thioalkoxy; Z represents oxygen atom, sulfur atom, carbon atom and carbonyl group; X represents oxygen atom, sulfur atom; n represents an integer of 1-3; and (sub)cycloalk(en)yl represents (a) or (b), in which (a) represents (c), (d), (e), or (f) in which R4 and R5 represent independently hydrogen atom, hydroxymethyl, protected hydroxymethyl, benzyl, substituted carbonyl, substituted alkylsulfonyl or arylsulfonyl, substituted silyl or the like.
摘要:
6-aryloxy and 6-arylcarbonyl 2,4-pyrimidinedione derivatives of formula (I) having high antiviral activity against HIV-1 and low toxicity are useful for treating AIDS, wherein R1 is hydrogen or a C¿1-10? alkyl group optionally having a substituent selected from the group consisting of aryl, hydroxy, C1-10 alkoxy and C2-5 alkylcarbonyloxy groups; R?2¿ is hydrogen or a C¿1-10? alkyl group optionally having an aryl substituent; R?3 and R4¿ are each hydrogen or a C¿1-3? alkyl group; and A is oxygen or a carbonyl group.
摘要:
Heterocyclic compounds represented by general formula (I-a), its esters or salts thereof; and human neutrophilic elastase inhibitors, etc. containing the same as the active ingredient wherein A and B are the same of different and each represents lower alkylene optionally substituted by oxo; D represents a monocyclic or dicyclic heterocyclic group optionally substituted by oxo; R?1 and R2¿ are the same or different and each represents lower alkyl; R?3 and R4¿ are different from each other and each represents hydrogen or hydroxy, or R?3 and R4¿ form together oxo; and R5 represents 2-benzoxasolyl, trifluoromethyl, benzylaminocarbonyle, etc.