摘要:
A compound expressed by the formula: ##STR1## in which R.sub.11, R.sub.21 and R.sub.31 are identical with or different from each other and each denotes a hydrogen atom, a halogen atom, an alkyl group, an alkenyl group, a haloalkyl group, an alkoxy group, an alkylthio group, an aryl or an aralkyl group which aromatic ring is optionally substituted appropriately by one to three substituents or a heterocyclic group optionally substituted appropriately by one to three substituents, or R.sub.11 and R.sub.21 may together form an alkylene group, Y denotes O or NOH, with a proviso that where R.sub.21 (or R.sub.11) and R.sub.31 denote a hydrogen atom at the same time, R.sub.11 (or R.sub.21) cannot represent an n-butyl group. This compound is useful as an antifungal agent.
摘要:
A composition of a ferroelectric oxide represented by General Formula (a) is adjusted such that the most stable crystal structures X and Y of ACO3 and BDO3, respectively, have different symmetry characteristics and different directions of polarization, and such that Formula (1) is satisfied: (Ax,B1-x)(Cy,D1-y)O3 (a) |E(X)−E(Y)|≦E·PV (1) wherein each of A to D represents at least one kind of a metal element, E(X) and E(Y) represent the energy at the time of the crystal structures X and Y, respectively, P represents the spontaneous polarization density vector, E represents the actuating electric field vector, and V represents the volume of the fundamental lattice.
摘要:
An azoxy compound represented by the following general formula ##STR1## wherein R.sub.1 denotes a hydrogen atom, a halogen atom, a hydroxyl group, a lower alkoxy group, a lower alkoxy-lower alkoxy group or a group of the formula X.sub.1 --C.tbd.C--CH.sub.2 O-- wherein X.sub.1 is a hydrogen atom or a halogen atom;R.sub.2 denotes a hydrogen atom or a lower alkyl group;R.sub.3 denotes a hydrogen atom or a lower alkyl group;R.sub.4 denotes a hydrogen atom or a group of the formula X.sub.2 --C.tbd.C--CH.sub.2 -- wherein X.sub.2 is a hydrogen atom or a halogen atom;R.sub.5 denotes a hydrogen atom or a lower alkyl group;andn is 0 or 1.This compound has an excellent antifungal activity against fungi infectious to warm-blooded animals and fungi infectious to agrohorticultural crops or fruit trees, and is useful as a medicine, a veterinary drug and an agrohorticultural antifungal agent.
摘要:
An indole derivative represented by formula (1), ##STR1## wherein A is a group ##STR2## wherein R.sup.10 is hydrogen or lower alkyl, dotted lines may optionally be present, and R.sup.1 -R.sup.9 represents various substitutional groups. The compound (1) exhibits a positive inotropic action on cardiac muscle, an anti-arrhythmic action, and a vasodilation action without increasing the heart rate. A heart affection therapeutic agent comprising this compound as an effective component is extremely effective for treating heart failures and arrhythmia.