Abstract:
The subject invention provides a pharmaceutical composition comprising N-ethyl-N-phenyl-1,2,-dihydro-4-hydroxy-5- chloro-1-methyl-2-oxoquinoline-3-carboxamide or the salt thereof; a pharmaceutically acceptable carrier; and not more than 0.5% w/w relative to N-ethyl-N-phenyl-1,2,-dihydro-4 -hydroxy-5-chloro-1-methyl-2-oxoquinoline-3-carboxamide of 2-Chloro-6-(1-ethyl-N-methyl-2-oxoindoline-3-carboxamido) benzoic acid, 1H,3H-spiro[5-chloro-1-methylquinoline-2,4 -dione-3,3′-[1]ethylindolin-[2]-one], or 5-Chloro-N-ethyl-3-hydroxy-1-methyl-2,4-dioxo-N-phenyl-1,2,3,4 -tetrahydro-quinoline-3-carboxamide.
Abstract:
A stable solid pharmaceutical composition consisting essentially of an effective amount of a salt of formula (II) together with an alkaline-reacting component maintaining the pH preferably above 8, or a salt with a divalent metal cation; and at least one pharmaceutical excipient; said salt of formula (II) being essentially stable during storage at room temperature for a period of at least 3 years. A process for stabilizing the salt of formula (II). A crystalline salt of formula (II) and a process for preparing said salt.
Abstract:
A process for the preparation of the compounds of general formula (I) wherein R is selected from methyl, ethyl, n-propyl, iso-propyl, n-butyl, iso-butyl, sec.-butyl and allyl; R5 is selected from the methyl, ethyl, n-propyl, iso-propyl, methoxy, ethoxy, methylthio, ethylthio, n-propylthio, methylsulphinyl, ethylsulphinyl, fluoro, chloro, bromo, trifluoromethyl, and OCHxFy; wherein x=0-2, y=1-3 with the proviso that x+y=3; R6 is hydrogen; or R5 and R6 taken together are methylenedioxy; R′ is selected from methyl, methoxy, fluoro, chloro, bromo, trifluoromethyl, and OCHxFy, wherein x=0-2, y=1-3 with the proviso that x+y=3; R″ is selected form hydrogen, fluoro and chloro, with the proviso that R″ is selected from fluoro and chloro only when R′ is selected from fluoro and chloro; by reacting a quinoline-3-carboxylic acid ester derivative of formula A with an aniline derivative of formula B in a solvent selected from straight or branched alkanes and cycloalkanes or mixtures thereof with a boiling point between 80 and 200° C.
Abstract translation:制备通式(I)的化合物的方法,其中R选自甲基,乙基,正丙基,异丙基,正丁基,异丁基,仲丁基和烯丙基; R5选自甲基,乙基,正丙基,异丙基,甲氧基,乙氧基,甲硫基,乙硫基,正丙硫基,甲基亚磺酰基,乙基亚磺酰基,氟,氯,溴,三氟甲基和OCH x Fy; 其中x = 0-2,y = 1-3,条件是x + y = 3; R6是氢; 或R5和R6一起是亚甲二氧基; R'选自甲基,甲氧基,氟,氯,溴,三氟甲基和OCH x Fy,其中x = 0-2,y = 1-3,条件是x + y = 3; R“选自氢,氟和氯,条件是当R'选自氟和氯时,R”选自氟和氯; 通过使式A的喹啉-3-羧酸酯衍生物与式Bin的苯胺衍生物使选自直链或支链烷烃和环烷烃的溶剂或其混合物的沸点为80-200℃。
Abstract:
The present invention concerns a method for preparing unprotected hydroxy compounds or acylated derivatives thereof by conversion of silyl alkyl-protected hydroxy compounds. The invention also relates to novel intermediates useful in the method and for other purposes.
Abstract:
The subject invention provides a pharmaceutical composition comprising N-ethyl-N-phenyl-1,2,-dihydro-4-hydroxy-5-chloro-1-methyl-2-oxoquinoline-3-carboxamide or the salt thereof; a pharmaceutically acceptable carrier; and not more than 0.5% w/w relative to N-ethyl-N-phenyl-1,2,-dihydro-4-hydroxy-5-chloro-1-methyl-2-oxoquinoline-3-carboxamide of 2-Chloro-6-(1-ethyl-N-methyl-2-oxoindoline-3-carboxamido)benzoic acid, 1H,3H-spiro[5-chloro-1-methylquinoline-2,4-dione-3,3′-[1]ethylindolin-[2]-one], or 5-Chloro-N-ethyl-3-hydroxy-1-methyl-2,4-dioxo-N-phenyl-1,2,3,4-tetrahydro-quinoline-3-carboxamide.
Abstract:
A process for the preparation of the compounds of general formula (I) wherein R is selected from methyl, ethyl, n-propyl, iso-propyl, n-butyl, iso-butyl, sec.-butyl and allyl; R5 is selected from methyl, ethyl, n-propyl, iso-propyl, methoxy, ethoxy, methylthio, ethylthio, n-propylthio, methylsulphinyl, ethylsulphinyl, fluoro, chloro, bromo, trifluoromethyl, and OCHxFy; wherein x=0−2, y=1−3 with the proviso that x+y=3; R6 is hydrogen; or R5 and R6 taken together are methylenedioxy; R′ is selected from hydrogen, methyl, methoxy, fluoro, chloro, bromo, trifluoromethyl, and OCHxFy, wherein x=0−2, y=1−3 with the proviso that x+y=3; R″ is selected from hydrogen, fluoro and chloro, with the proviso that R″ is selected from fluoro and chloro only when R′ is selected from fluoro and chloro; by reacting a quinoline-3-carboxylic acid ester derivative of formula A, where Z is methyl, with an aniline derivative of formula B according to the following reaction diagram, to give the compound of general formula (I), designated “C”, and an alcohol, designated “D”. in a solvent selected from straight or branched alkanes and cycloalkanes or mixtures thereof with a boiling point between 80 and 200° C.
Abstract translation:制备通式(I)的化合物的方法,其中R选自甲基,乙基,正丙基,异丙基,正丁基,异丁基,仲丁基和烯丙基; R 5选自甲基,乙基,正丙基,异丙基,甲氧基,乙氧基,甲硫基,乙硫基,正丙硫基,甲基亚磺酰基,乙基亚磺酰基,氟,氯,溴,三氟甲基和OCH < x><< 其中x = 0-2,y = 1-3,条件是x + y = 3; R 6是氢; 或R 5和R 6一起是亚甲二氧基; R'选自氢,甲基,甲氧基,氟,氯,溴,三氟甲基和OCHX x Y,其中x = 0-2,y = 1- 3,条件是x + y = 3; R“选自氢,氟和氯,条件是当R'选自氟和氯时,R”选自氟和氯; 通过根据下列反应图使Z为甲基的式A的喹啉-3-羧酸酯衍生物与式B的苯胺衍生物反应,得到标题为“C”的通式(I)的化合物, 和称为“D”的酒精。 在选自直链或支链烷烃和环烷烃或其混合物的溶剂中,沸点在80和200℃之间。
Abstract:
A stable solid pharmaceutical composition consisting essentially of an effective amount of a salt of formula (II) together with an alkaline-reacting component maintaining the pH preferably above 8, or a salt with a divalent metal cation; and at least one pharmaceutical excipient; said salt of formula (II) being essentially stable during storage at room temperature for a period of at least 3 years. A process for stabilizing the salt of formula (II). A crystalline salt of formula (II) and a process for preparing said salt.
Abstract:
A device (10) for carrying an elongated, cylindrical gas canister (8) consists of a head (1) adapted to engage a portion of one end (14) of the canister (8), a handle (2) connected to the head (1), and a securing member (4) for essentially encircling a portion of the canister (8), wherein the securing member (4) is connected to the handle (2) at a position displaced lengthwise along the handle (2) from the head (1) to enable secure lifting and transportation of the canister (8). The head (1) is preferably formed of flexible material to accommodate a range of gas canisters (8). Alternatively, the head (1) is of a fixed shape to accommodate a specific type of gas canister (8). The securing member (4) is a strap arranged substantially as a loop and is made of a cross-stitched/woven nylon material. The handle (2) is made of metal, plastics, wood, or a combination thereof.
Abstract:
A stable solid pharmaceutical composition consisting essentially of an effective amount of a crystalline salt of formula (II) together with an alkaline-reacting component maintaining the pH preferably above 8, or a salt with a divalent metal cation; and at least one pharmaceutical excipient; said salt of formula (II) being essentially stable during storage at room temperature for a period of at least 3 years. A process for stabilizing the salt of formula (II). A crystalline salt of formula (II) and a process for preparing said salt.
Abstract:
A process for the preparation of the compounds of general formula (I) wherein R is selected from methyl, ethyl, n-propyl, iso-propyl, n-butyl, iso-butyl, sec.-butyl and allyl; R5 is selected from methyl, ethyl, n-propyl, iso-propyl, methoxy, ethoxy, methylthio, ethylthio, n-propylthio, methylsulphinyl, ethylsulphinyl, fluoro, chloro, bromo, trifluoromethyl, and OCHxFy; wherein x=0-2, y=1-3 with the proviso that x+y=3; R6 is hydrogen; or R5 and R6 taken together are methylenedioxy; R′ is selected from hydrogen, methyl, methoxy, fluoro, chloro, bromo, trifluoromethyl, and OCHxFy, wherein x=0-2, y=1−3 with the proviso that x+y=3; R″ is selected from hydrogen, fluoro and chloro, with the proviso that R″ is selected from fluoro and chloro only when R′ is selected from fluoro and chloro; by reacting a quinoline-3-carboxylic acid ester derivative of formula A, where Z is methyl, with an aniline derivative of formula B according to the following reaction diagram, to give the compound of general formula (I), designated “C”, and an alcohol, designated “D”. in a solvent selected from straight or branched alkanes and cycloalkanes or mixtures thereof with a boiling point between 80 and 200° C.
Abstract translation:制备通式(I)的化合物的方法,其中R选自甲基,乙基,正丙基,异丙基,正丁基,异丁基,仲丁基和烯丙基; R5选自甲基,乙基,正丙基,异丙基,甲氧基,乙氧基,甲硫基,乙硫基,正丙硫基,甲基亚磺酰基,乙基亚磺酰基,氟,氯,溴,三氟甲基和OCH x Fy; 其中x = 0-2,y = 1-3,条件是x + y = 3; R6是氢; 或R5和R6一起是亚甲二氧基; R'选自氢,甲基,甲氧基,氟,氯,溴,三氟甲基和OCH x Fy,其中x = 0-2,y = 1-3,条件是x + y = 3; R“选自氢,氟和氯,条件是当R'选自氟和氯时,R”选自氟和氯; 通过根据下列反应图使Z为甲基的式A的喹啉-3-羧酸酯衍生物与式B的苯胺衍生物反应,得到标题为“C”的通式(I)的化合物, 和称为“D”的酒精。 在选自直链或支链烷烃和环烷烃或其混合物的溶剂中,沸点在80和200℃之间。