摘要:
Compounds of the formula: ##STR1## wherein R is aryl of 6 to 12 carbon atoms or aralkyl of 7 to 14 carbon atoms either optionally substituted with 1 to 3 substituents independently selected from lower alkyl of 1 to 6 carbon atoms, lower alkoxy of 1 to 6 carbon atoms, lower alkylthio of 1 to 6 carbon atoms, lower alkylsulfinyl of 1 to 6 carbon atoms, lower alkylsulfonyl of 1 to 6 carbon atoms, halogen, trihalomethyl, nitro, cyano or carboxyl; alkyl of 1 to 10 carbon atoms, cycloalkyl of 3 to 10 carbon atoms, lower alkenyl of 2 to 6 carbon atoms, or lower alkynyl of 2 to 6 carbon atoms, all optionally substituted with 1 to 3 halogen atoms; lower alkoxyalkylene; lower alkylene carbalkoxy; lower alkylthioalkylene; lower alkylsulfinylalkylene; or lower alkylsulfonylalkylene; R.sup.1 and R.sup.2 are independently hydrogen, lower alkyl of 1 to 6 carbon atoms, aryl of 6 to 12 carbon atoms, or thienyl, or taken together form an alkylene bridge to give a cycloalkyl group of 3 to 10 carbon atoms; and R.sup.3 is alkyl of 1 to 3 carbon atoms substituted with 3 to 6 halogen atoms or trihalovinyl are fungicidal.
摘要:
A compound of the formula:Ar.sub.1 --B--Ar.sub.2wherein Ar.sub.1 is unsubstituted or substituted phenyl, thienyl, furanyl, or pyrrolyl, in which each substituent of the substituted phenyl, substituted thienyl, substituted furanyl, and substituted pyrrolyl, independently, is aldehyde, acyl, ester, carboxyl, amido, nitrile, nitro, cyano, acetal, ketal, oxoalkyl, aminoalkyl, hydroxyalkyl, haloalkyl, iminoalkyl, acid halide, aminoalkylaminoalkyl, aminoalkylaminoalkylamino, hydroxyalkylaminoalkyl, or hydroxyalkylaminoalkylaminoalkyl; B is, --CH.dbd.CH--, or --C C--, in which R is H, alkyl, hydroxyl, alkoxy, ester, aldehyde, hydroxyalkyl, aminoalkyl, carboxyl, --CH(OR.sub.1).sub.2, or NR.sub.2 R.sub.3, where each R.sub.1, independently, is H, alkyl, or acyl; and each of R.sub.2 and R.sub.3, independently, is H, alkyl, hydroxyalkyl, or aminoalkyl; and Ar.sub.2 is substituted phenyl, substituted thienyl, substituted furanyl, or substituted pyrrolyl, in which each substituent of the substituted phenyl, substituted thienyl, substituted furanyl, and substituted pyrrolyl, independently, is amido, nitrile, nitro, cyano, acetal, ketal, oxoalkyl, aminoalkyl, haloalkyl, iminoalkyl, acid halide, aminoalkylaminoalkyl, aminoalkylaminoalkylamino, hydroxyalkylaminoalkyl, or hydroxyalkylaminoalkylaminoalkyl; or a salt thereof. Also disclosed is a composition which contains a pharmaceutical acceptable carrier and an effective amount of a compound of the above formula.
摘要翻译:式中Ar1-B-Ar2的化合物是未取代或取代的苯基,噻吩基,呋喃基或吡咯基,其中取代的苯基,取代的噻吩基,取代的呋喃基和取代的吡咯基的各取代基独立地为醛,酰基 ,酯,羧基,酰氨基,腈,硝基,氰基,缩醛,缩酮,氧代烷基,氨基烷基,羟基烷基,卤代烷基,亚氨基烷基,酰卤,氨基烷基氨基烷基,氨基烷基氨基烷基氨基,羟基烷基氨基烷基或羟烷基氨基烷基氨基烷基。 B是-CH = CH-或-C≡C,其中R是H,烷基,羟基,烷氧基,酯,醛,羟基烷基,氨基烷基,羧基,-CH(OR 1)2或NR 2 R 3, 独立地是H,烷基或酰基; R 2和R 3各自独立地为H,烷基,羟基烷基或氨基烷基; 并且Ar 2是取代的苯基,取代的噻吩基,取代的呋喃基或取代的吡咯基,其中取代的苯基,取代的噻吩基,取代的呋喃基和取代的吡咯基的各取代基独立地是酰氨基,腈,硝基,氰基,缩醛,缩酮, 氧代烷基,氨基烷基,卤代烷基,亚氨基烷基,酰卤,氨基烷基氨基烷基,氨基烷基氨基烷基氨基,羟基烷基氨基烷基或羟烷基氨基烷基氨基烷基; 或其盐。 还公开了含有药学上可接受的载体和有效量的上式化合物的组合物。
摘要:
An acylation process using a sulfonic acid, a salt of the sulfonic acid, or a mixture thereof, as a catalyst. Compound 6 is prepared by protecting the 4-hydroxyl group on the pyranone ring of the 8'-hydroxy compound 2 to form a .beta.-protected compound 3, acylating the 8-hydroxy group on the polyhydronaphthyl ring of compound 3 to give protected ester, compound 4, then removing the protecting group, where the compounds 6, 2, 3 and 4 are as described in the specification.
摘要:
The process for preparing compound 2 by reacting the compound 1, each as described in the specification hereof, with a tetraalkyl ammonium hydroxide having the formula R.sub.1 R.sub.2 R.sub.3 R.sub.4 N.sup.+ OH.sup.-, wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are each independently a C.sub.1 -C.sub.10 alkyl group or a (C.sub.6 -C.sub.10) aryl (C.sub.1 -C.sub.10) alkyl group, to obtain an triol carboxylate thereof, acidifying the triol carboxylate, then lactonizing the product to obtain diol lactone, a key intermediate for production of antihypercholesterolemia agents.
摘要:
The present invention relates to a group of polyheterocyclic compounds covered by the following formula: ##STR1## wherein each of X.sub.1, X.sub.2, X.sub.3, and X.sub.4, independently, is O, S, NH, or N(C.sub.1-6 alkyl), but one of them must be O, NH, or N(C.sub.1-6 alkyl); each of R.sub.1, R.sub.2, R.sub.5, and R.sub.6, independently, is H or a substituent (e.g., halogen, CN, NO.sub.2, or C.sub.1-4 haloalkyl), but at least one of them must be a substituent; each of R.sub.3 and R.sub.4, independently, is H, C.sub.1-6 alkyl, CHO, CH.sub.2 OH, or CH.sub.2 NH.sub.2 ; and each of m and n, independently, is 0 or 1.
摘要翻译:本发明涉及由下式涵盖的一组多杂环化合物:其中X1,X2,X3和X4各自独立地为O,S,NH或N(C1-6烷基),但其中之一必须 是O,NH或N(C 1-6烷基); R 1,R 2,R 5和R 6各自独立地是H或取代基(例如卤素,CN,NO 2或C 1-4卤代烷基),但它们中的至少一个必须是取代基; R 3和R 4各自独立地为H,C 1-6烷基,CHO,CH 2 OH或CH 2 NH 2; m和n各自独立地为0或1。