摘要:
There is provided a process for the dehalogenation of a compound of formula (II) via the use of a transition metal catalyst and ammonium formate at atmospheric pressure.
摘要:
A class of benzopyrans, benzothiopyrans, dihydroquinolines, dihydronaphthalenes, and analogs thereof, is described for use in treating cyclooxygenase-2 mediated disorders. Compounds of particular interest are defined by Formula (I') wherein X, A , A , A , A , R, R'', R and R are as described in the specification.
摘要:
The invention relates to benzoyl derivatives of general formula (I), to a method for producing them and to their use as herbicides and plant growth regulators. In said general formula (I), R , R , R , R and R represent different organic radicals, Q represents an isothiazole, isoxazole, cyclohexanedione or beta -ketonitrile radical and A, B, E and X represent mono- or polyatomic divalent units.
摘要:
Compounds represented by general formula (I) or pharmaceutically acceptable salts thereof wherein ------ represents a single or double bond; R1 and R2 are each independently hydrogen, lower alkyl, aralkyl, alkenyl, alkynyl, acyl or the like, provided the cases wherein both R1 and R2 are simultaneously hydrogen or lower alkyl are excepted; R3 is hydrogen or methyl; X is O or S; and A is a group represented by, e.g., the general formula (a): -(CH2)m-(NH)nS(O)p(NH)q-R4 wherein R4 is alkyl or haloalkyl; m is an integer of 3 to 10; n is 0 or 1; p is 0, 1 or 2; q is 0 or 1; and r is an integer of 1 to 6.
摘要:
Triketone derivatives represented by formula (I) (wherein Y , Y , Y , n, p, R , R , R , R and X are each as defined in the claims) and salts thereof can control a wide variety of upland weeds in a small dose without inflicting any chemical injury on crops such as corns.
摘要:
The invention concerns compounds of formula (I) in which: Ar represents an aromatic radical or a heteroaromatic radical optionally substituted in particular by an alkyl or a carboxylic group; R2 and R3, represent in particular H, alkyl, or R2 and R3, together form a cycle with 5 or 6 chains; R4 and R5 represent in particular H or halogen; R6 represents in particular H or lower alkyl, and the salts of the compounds of formula (I). Said compounds can be used in particular for treating dermatological diseases related to keratinization disorder, and to fight against skin ageing.
摘要:
The invention concerns compounds of formula (I) in which: R1, R2 and R3 are as define in the description; X is as defined in the description; Y represents an oxygen atom, a sulphur atom, a CHq, SO or SO2 group; n is between 0 and 5; A represents a NR R or CZNR R group. The invention is useful for preparing medicines.
摘要翻译:本发明涉及式(I)的化合物,其中:R1,R2和R3如说明书中所定义; X如说明书中所定义; Y表示氧原子,硫原子,CHq,SO或SO2基团; n在0和5之间; A表示NR 5 R 6或CZNR 8 R 9基团。 本发明可用于制备药物。
摘要:
Anticancer compositions having receptor specificity as well as activity in stimulating formation of the enzyme transglutaminase as a marker for anticancer activity. The compositions comprise certain heteroarotinoid structures partially related to trans-retinoic acid through the basic, fused-ring framework.
摘要:
The disclosure relates to phenyl diketone derivatives of formula I in which the substituents have the following meanings: L, M - hydrogen, C1-C6 alkyl, C2-C6 alkenyl, C2-C6 alkinyl, C1-C4 alkoxy (these groups being optionally substituted by one to five halogen atoms or C1-C4 alkoxy), halogen, cyano, nitro, a -(A)m-S(O)nR group or a -(A)m-CO-R group; Y - a group consisting of C=O, C=N-R , CR -NR R , CR -OR , CR R , CR -OR , hydrogen- or C1-C4-alkyl-substituted 1,3-dioxanyl or 1,3-dioxolanyl, a heteroatom selected from the group comprising oxygen, sulphur and nitrogen; X consists of a chain (-CR R -), (-CR R -CR R -), (-CR =CR -), (CR R -CR =CR -), or NR ; the bond between X and Y can be saturated or unsaturated; A - O, NR ; m is 0 or 1; n is 0, 1 or 2; R is cyclopropyl, 1-methylcyclopropyl; 1-méthylthiocyclopropyl or tert. butyl; when Y = C=O, X is different from NR . R to R and R to R have the meanings indicated in claim 1. Also disclosed are processes for producing these phenyl diketone derivatives, agents containing them and the use of the derivatives or agents containing them for weed control.
摘要:
A cyclohexanedione derivative represented by general formula (I) or a salt thereof, having a high selectivity for corn, wheat, barley, and the like, and capable of controlling both of gramineous and herbaceous weeds at a low dose, wherein R1 represents C1-C6 alkyl; R2 represents C1-C4 alkyl; R3, R4 and R5 represent each independently hydrogen or C1-C4 alkyl; and n represents an integer of 0 to 2.