摘要:
Compounds of formula (I): ##STR1## (in which R.sup.1 -R.sup.7 are hydrogen or various organic groups, n is 1-10, Ar is an aromatic group, U is CH.sub.2 or a carbon atom doubly bonded to either one of its adjacent carbons, and W is >CH.sub.2, >C.dbd.O, >CHOH, >C.dbd.NOH or various derivatives thereof) have the ability to lower the levels of blood lipid peroxides and blood sugars and to inhibit the activity of aldose reductase; they may be used therapeutically for these purposes.
摘要翻译:式(I)化合物:其中R 1 -R 7为氢或各种有机基团,n为1-10,Ar为芳族基团,U为CH 2或与两者双键结合的碳原子 的相邻碳,W是> CH2,> C = O,> CHOH,> C = NOH或其各种衍生物)具有降低血脂过氧化物和血糖水平并抑制醛糖还原酶活性的能力 ; 它们可以用于治疗这些目的。
摘要:
Compounds formula (I): ##STR1## in which: R.sup.1 represents a hydrogen atom, an alkyl group, a substituted alkyl group, a C.sub.2 -C.sub.6 alkenyl group, an aryl group, a substituted aryl group or an alkoxycarbonyl group wherein the alkoxy part has from 1 to 6 carbon atoms; R.sup.2 represenets a hydrogen atom, a C.sub.1 -C.sub.6 alkyl group or a C.sub.3 or C.sub.4 alkenyl group; R.sup.3 represents a hydrogen atom or a C.sub.1 -C.sub.6 alkyl group; R.sup.4 represents a hydroxy group, a C.sub.1 -C.sub.21 aliphatic acyloxy group or a carbocyclic aryl carboxylic aryloxy group; R.sup.5 represents a C.sub.1 -C.sub.12 alkyl group, a C.sub.1 -C.sub.6 alkoxy group, a hydroxy group, a C.sub.1 -C.sub.7 aliphatic acyloxy group or a carbocyclic aryl carboxylic acyloxy group; R.sup.6 represents a hydrogen atom, a C.sub.1 -C.sub.6 alkyl group or a C.sub.1 -C.sub.6 alkoxy group; and n is 0, 1, or 2;and pharmaceutically acceptable salts thereof are valuable in the treatment of circulatory disorders and allergies.
摘要:
Compounds formula (I): ##STR1## in which: R.sup.1 represents a hydrogen atom, an alkyl group, a substituted alkyl group, a C.sub.2 -C.sub.6 alkenyl group, an aryl group, a substituted aryl group or an alkoxycarbonyl group wherein the alkoxy part has from 1 to 6 carbon atoms; R.sup.2 represents a hydrogen atom, a C.sub.1 -C.sub.6 alkyl group or a C.sub.3 or C.sub.4 alkenyl group; R.sup.3 represents a hydrogen atom or a C.sub.1 -C.sub.6 alkyl group; R.sup.4 represents a hydroxy group, a C.sub.1 -C.sub.21 aliphatic acyloxy group or a carbocyclic aryl carboxylic acyloxy group; R.sup.5 represents a C.sub.1 -C.sub.12 alkyl group, a C.sub.1 -C.sub.6 alkoxy group, a hydroxy group, a C.sub.1 -C.sub.7 aliphatic acyloxy group or a carbocyclic aryl carboxylic acyloxy group; R.sup.6 represents a hydrogen atom, a C.sub.1 -C.sub.6 alkyl group or a C.sub.1 -C.sub.6 alkoxy group; and n is 0, 1, or 2; and pharmaceutically acceptable salts thereof are valuable in the treatment of circulatory disorders and allergies.
摘要:
The compounds of formula (I): ##STR1## [in which: R.sup.1 and R.sup.2 are the same or different and each represents hydrogen or C.sub.1 -C.sub.5 alkyl;R.sup.3 represents hydrogen, an acyl group, a (C.sub.1 -C.sub.6 alkoxy)carbonyl group or an aralkyloxycarbonyl group;R.sup.4 and R.sup.5 are the same or different and each represents hydrogen, C.sub.1 -C.sub.5 alkyl or C.sub.1 -C.sub.5 alkoxy, or R.sup.4 and R.sup.5 together represent a C.sub.1 14 C.sub.4 alkylenedioxy group;n is 1, 2 or 3;W represents the --CH.sub.2 --, >CO or >CH--OR.sup.6 group (in which R.sup.6 represents any one of the atoms or groups defined for R.sup.3 and may be the same as or different from R.sup.3); andY and Z are the same or different and each represents oxygen or imino]and pharmaceutically acceptable salts thereof have various valuable therapeutic effects on the blood system and may be prepared by a process which includes reacting a corresponding halopropionic acid derivative with thiourea.
摘要:
A digital signal receiver including: a signal edge detector configured to receive a signal including a code and detect an edge of the signal; a reference point detector configured to detect a reference point for pulse width detection from a rising time point or falling time point of the edge detected by the signal edge detector; a pulse width detector configured to detect a pulse width from the rising time point or falling time point of the edge and the reference point; a sampling point determination module configured to generate a histogram of the pulse width and determines a sampling point of the code based on an analysis result of the histogram; and a sampling module configured to perform a sampling of the code based on the sampling point determined by the sampling point determination module.
摘要:
Issue Providing a silicon film which can prevent damage of electronic devices formed on a substrate from occurrence, can prevent apparatus arrangement from becoming large-scale one, can improve coherency of a silicon thin film to a substrate, and is hardly happened crack and/or flaking, and providing a method for forming the silicon thin film.Solving Means A method for forming a silicon thin film according to the present invention is a method for forming a silicon thin film having isolation function or barrier function, on a substrate K using CVD method, and comprises a step for forming a first thin film on the substrate using plasma CVD method employing gas containing hydrogen element and a gas containing silicon element; a step for forming a second thin film using plasma CVD method employing a gas containing nitrogen element and a gas containing silicon element; and a step for forming a third thin film using plasma CVD method employing a gas containing oxygen element and a gas containing silicon element.
摘要:
A composition for a black matrix is disclosed. The composition is composed of a black pigment and a binder for the pigment. The black pigment is a compound-oxide black pigment, which comprises at least two metal oxides and has a spinel or inverse-spinel crystalline structure. Also discloses are a process for the formation of a black matrix from the composition and an article provided with a black matrix so formed.
摘要:
Described is an electrically conductive bonding film useful in bonding an IC or LSI with a lead frame. The film comprises (A) a polyimide resin obtained by reacting a tetracarboxylic dianhydride component, in which the content of a tetracarboxylic dianhydride represented by the following formula (I): ##STR1## wherein n stands for an integer of 2-20 amounts to at least 70 mole %, with a diamine; (B) an electrically conductive filler, and a thermoset resin. Optionally, the film may further comprises a thermosetting resin or an imide compound having at least two thermally-crosslinking imido groups per molecule.
摘要:
Dihydrodesoxygriseolic acid, which has the formula ##STR1## and salts and esters thereof may be prepared by cultivating a suitable strain of Streptomyces, e.g. Streptomyces griseoaurantiacus No. 43894, and, if necessary, salifying or esterifying the free acid. These compounds inhibit the activity of various cyclic nucleotide phosphodiesterases, particularly cAMP PDE, and, as a result of this, have a variety of physiological activities and uses.
摘要:
Issue Providing a silicon film which can prevent damage of electronic devices formed on a substrate from occurrence, can prevent apparatus arrangement from becoming large-scale one, can improve coherency of a silicon thin film to a substrate, and is hardly happened crack and/or flaking, and providing a method for forming the silicon thin film.Solving Means A method for forming a silicon thin film according to the present invention is a method for forming a silicon thin film having isolation function or barrier function, on a substrate K using CVD method, and comprises a step for forming a first thin film on the substrate using plasma CVD method employing gas containing hydrogen element and a gas containing silicon element; a step for forming a second thin film using plasma CVD method employing a gas containing nitrogen element and a gas containing silicon element; and a step for forming a third thin film using plasma CVD method employing a gas containing oxygen element and a gas containing silicon element.