摘要:
The present invention to provide a novel pyruvate dehydrogenase kinase inhibitors. A pyruvate dehydrogenase kinase inhibitor comprising a compound represented by the general formula (I) as an active ingredient (wherein, ring A represents a 6-membered aromatic hydrocarbon ring optionally substituted with 2-4 substituents, R1 and R4, which are the same or different, represent a hydrogen atom, a hydroxyl group, an optionally substituted C1-6 alkyl group, R2 and R3, which are the same or different, represent a hydrogen atom, a carboxyl group, an optionally substituted C1-6 alkyl group, an optionally substituted C6-10 aryl group, or a group represented by —C (═R9)—R10), a pharmaceutical composition for treatment or prophylaxis of diseases or disorders that pyruvate dehydrogenase kinase relates to its development or aggravation, and a cosmetic composition, and the like.
摘要:
A quinone derivative useful in the treatment of hepatic diseases defined by the general formula: ##STR1## where R1 is selected from the group consisting of alkyl, alkenly, alkynyl or heterocycle, R2 is a substituted nitrogen containing radical wherein the substituents on said nitrogen are selected from the group consisting of hydrogen, substituted or unsubstituted lower alkyl or heterocycles, and where said nitrogen may be a ring heteroatom, and R3, R4 and R5, may be the same or different and each are hydrogen, lower alkyl or lower alkoxy groups.
摘要:
New benzo-1,4-quinones and salts thereof with organic or inorganic acid and bases have the formula I ##STR1## wherein p is 1 or 2 and q is 0 or 1, provided that p+q is 1 or 2, R is a residue of formula II ##STR2## wherein Q is selected from the residues --CO.sub.2 R.sub.4, --CON(R.sub.4)(R.sub.5), --OR.sub.5, --OCOR.sub.7, --N(R.sub.8)(R.sub.9), --PO(OR.sub.10)([O].sub.x R.sub.11), --SO.sub.2 R.sub.12, --CN, Halogen, --NO.sub.2 or --COR.sub.13, n is an integer from 1 to 20, k is 1 or 2 and x is 0 or 1, and R.sub.1 to R.sub.5 and R.sub.7 to R.sub.13 are as defined in the specification.The compounds of formula I are useful in photographic materials such as bleaching inhibitors in films of photographic silver dye bleach materials.
摘要翻译:新的苯并-1,4-醌及其与有机或无机酸和碱的盐具有式I(I)其中p为1或2,q为0或1,条件是p + q为1或2 R为残基-CO 2 R 4,-CON(R 4)(R 5),-OR 5,-OCOR 7,-N(R 8)(R 9),-PO (OR 10)([O] x R 11),-SO 2 R 12,-CN,卤素,-NO 2或-COR 13,n为1至20的整数,k为1或2,x为0或1,R1至R5和 R7至R13如说明书中所定义。 式I化合物可用于照相材料,如照相银染料漂白材料的薄膜中的漂白抑制剂。
摘要:
A compound of the formula: ##STR1## wherein m is an integer of 11 to 22; R.sub.1 is alkyl having 1 to 4 carbon atoms; R.sub.2 is hydrogen, alkyl having 1 to 4 carbon atoms or carboxylic acyl having 1 to 8 carbon atoms. Such compounds have pharmaceutical activities such as hypotensive, tissue metabolism stimulating, immuno-regulatory and lysosomal membrane stabilizing activity, and inhibit SRS-A production, and are useful as a heart failure remedy, cerebral circulation disturbance remedy, immuno-regulator, and antiallergic drug.
摘要:
1,4-naphthoquinone derivatives represented by the following general formula: ##STR1## (wherein R.sup.1 represents a hydrogen atom, a hydroxy group, a lower alkoxy group or an arylthio group, R.sup.2 represents a carboxy group, an esterified carboxy group or an amidated carboxy group or, when taken together, R.sup.1 and R.sup.2 form a group of ##STR2## R.sup.3 represents a hydrogen atom or a lower alkyl group, R.sup.4 represents a lower alkyl group, R.sup.5 represents a hydrogen atom or a halogen atom, and R.sup.6 represents a hydrogen atom, a lower alkyl group or a lower alkanoyl group), and the salts of the carboxy group thereof, which are novel compounds having an anticoccidium activity, and which can be obtained by synthesis or, partly, by cultivation of Streptomyces auranticolor.
摘要:
Novel compounds of the formulae ##STR1## wherein R represents lower alkyl or lower alkoxy, A represents --CH.sub.2 --, --CO-- or ##STR2## n represents an integer of 1 to 8, X represents hydrogen or hydroxyl which may be protected and Y represents hydroxyl which may be protected, and their esters show an excellent action on the lysosomal membranes of cells, and exhibit excellent pharmacological activities such as physiologic host defense control activity, especially immuno-potentiating activity.
摘要:
Novel compounds of the formulae ##STR1## wherein R represents lower alkyl or lower alkoxy, A represents --CH.sub.2 --, --CO-- or ##STR2## n represents an integer of 1 to 8, X represents hydrogen or hydroxyl which may be protected and Y represents hydroxyl which may be protected, and their esters show an excellent action on the lysosomal membranes of cells, and exhibit excellent pharmacological activities such as physiologic host defense control activity, especially immuno-potentiating activity.
摘要:
New quinone derivatives of the formula: ##STR1## wherein R.sup.1 is methyl or methoxy, or two of R.sup.1 combine to represent --CH.dbd.CH--CH.dbd.CH--, R is amino which may be substituted or --OR.sup.4 wherein R.sup.4 is hydrogen, C.sub.1-4 alkyl or --CH.sub.2 --CH.dbd.C(CH.sub.3 --CH.sub.2 --.sub.m H (wherein m is an integer of 1 to 10), and n is an integer of 1 to 10 when R is amino which may be substituted, or n is an integer of 2 to 10 when R is --OR.sup.4, and their hydroquinone forms, have useful physiological activities such as blood-pressure decreasing and antiallergic activities.