摘要:
Compounds of formula (I): wherein R is hydrogen, halogen, C 1-4 alkyl or C 1-4 alkoxy; R 1 is hydrogen or C 1-6 alkyl; and n is 1 to 6 and pharmaceutically acceptable salts thereof; pharmaceutical compositions containing them; a process for their preparation; and their use in treating allergy.
摘要:
Process for the preparation of compounds of the formula (I): and pharmaceutically acceptable salts thereof wherein R 1 , R 2 , R 3 and R 4 which may be the same or different, represent hydrogen, halogen, nitro, lower alkyl or lower alkoxy, where lower means of up to six carbon atoms, or any adjacent two of R 1 to R 4 taken together represent an alkylene group containing from 3 to 5 carbon atoms or a 1,4-buta-1,3- dienylene group, by removal of CH 2 R 5 wherein R 5 is phenyl optionally substituted with one or two groups selected from C 1-4 alkyl, C 1-4 alkoxy, halogen or nitro from a compound of formula (II): with an alkali metal C 1-4 primary alkoxide.
摘要:
Die Erfindung betrifft neue Oxybenztriazolderivate der Formel gefunden, in welcher
R für Alkenyl oder Alkinyl steht und die Reste R 1 , R 2 , R 3 und R 4 , welche gleich oder verschieden sein können, für Wasserstoff, Cyano, Nitro, Halogen, Carbamoyl, Monoalkylamino- oder Dialkylamino-carbonyl, Aminosulfonyl, Monoalkylamino- oder Dialkylaminosulfonyl, für gegebenenfalls durch Halogen, Cyano, Alkoxy oder A1- kylthio substituiertes Alkyl, oder für gegebenenfalls halogen-substituiertes Alkoxy, Alkylthio oder Alkylsulfonyl stehen, oder in welcher zwei benachbarte Reste R 1 und R 2 , R 2 und R 3 oder R 3 und R 4 zusammen für Alkylen oder Benzo stehen,
ein Verfahren zu ihrer Herstellung aus Hydroxybenztriazolen und Halogen-alkenen bzw. Halogen-alkinen und ihre Verwendung als Synergisten in Schädlingsbekämpfungsmitteln, insbesondere insktiziden und akariziden Mitteln.
摘要:
Compounds of formula (I): and pharmaceutically acceptable salts thereof wherein R 1 , R 2 , R 3 and R 4 which may be the same or different, represent hydrogen, halogen, nitro, lower alkyl, or lower alkoxy, or any adjacent two of R 1 to R 4 taken together represent an alkylene group containing from 3 to 5 carbon atoms or a 1,4-buta-1,3- dienylene group are disclosed together with a method for their preparation. The compounds are useful as anti-allergic agents. With the exception of 4,9-dioxo-1H-naphtho-[2,3-d]-triazole, and its salts, all compounds of formula (I) are novel.
摘要翻译:式(I)化合物:其中R 1,R 2,R 3和R 4可相同或不同,表示氢,卤素,硝基,低级烷基或低级烷氧基,或任意相邻的 R 1〜R 4一起表示含有3〜5个碳原子的亚烷基或1,4-丁-1,3-亚联苯基及其制备方法。 该化合物可用作抗过敏剂。 除了4,9-二氧代-1H-萘并[2,3-d]三唑及其盐,式(I)的所有化合物都是新的。
摘要:
The instant invention relates to new photolatent compounds of the formula I wherein R1 and R2 are each independently of the other C1-C10alkyl or C3-C8cycloalkyl, R3 is hydrogen or C1-C4alkyl, and wherein the photochemically cleaved group R4OH is selected from the group consisting of fragrances, UV absorbers, anti-microbials, anti-fogging agents and clarifiers; with the proviso that, when R1 and R2 are tert-butyl and R3 is hydrogen, R4 is not methyl or phenyl.
摘要:
A compound of formula (I): or a pharmaceutically acceptable salt thereof, wherein R 1 is a hydrogen atom or a C 1-6 alkyl group, R 2 , R 3 and R 4 are the same or different and are selected from hydrogen, hydroxyl, halogen, C 1-4 alkyl, C 1-4 alkoxy and C 1-4 alkanoyl; G is a hydrogen atom or a hydroxyl group, and m and n are independently integers of from 1 to 3, with the proviso that when G is a hydroxyl group, m or n is 1; is useful in the treatment of asthma.