摘要:
The subject disclosure discloses a chemical intermediate in antibiotic synthesis of the structure: wherein
R, is H or OH and the asterisks indicate asymmetric carbon atoms. Compounds of this type may be obtained by fermentation with a strain of B. subtilis under aerobic conditions. Compounds of the above structure are biologically inactive but are converted by phosphorylation of the hydroxyl group to produce compounds of the structure: wherein R 1 is H or OH, which are useful antibacterial substances having a broad spectrum of antibacterial activity.
摘要:
The invention relates to bicyclic lactams and related compounds of the formula: wherein:
R and R 2 are hydrogen, loweralkyl, aryl, and aralkyl; R, is hydrogen, alkyl; substituted lower alkyl; substituted lower alkyl having the formula R A (CH 2 )-Q-I(CH 2 ) m wherein n is 0-2, m is 1-3, R A is optionally substituted aryl or optionally substi tuted heteroaryl and 0 is 0, S, N R B , CONR C . NR C CO, CH=CH wherein R B is hydrogen, lower alkyl, aryl, aralkyl, lower alkanoyl, or aroyl, and R C is hydrogen or lower alkyl; aryl; substituted aryl; substituted aralkyl; or substituted heteroaralkyl; and the pharmaceutically acceptable salts thereof, and to a process for preparing those compounds. The compounds are useful as antihypertensives.
摘要:
Substituted caprolactam derivatives are disclosed which are useful as converting enzyme inhibitors and as antihypertensives, and a process for preparing them. Those compounds are represented by the formula wherein R 1 is hydrogen, loweralkyl, cyclic loweralkyl, amino loweralkyl, alkylamino loweralkyl, hydroxyalkyl, acylamino loweralkyl, dialkylamino loweralkyl including cyclic polyethyleneamino loweralkyl, arloweralkyl, aryl, substituted aryl wherein the substituent is halo, alkyl, aminoalkyl, or alkoxy; heteroaryl, heteroarloweralkyl; R 2 is hydrogen or loweralkyl; R 3 is hydroxyl, loweralkoxy, or aralkyloxy; R 4 is hydrogen or loweralkanoyl.
摘要:
The invention retates to caprolactam derivatives of the formula wherein
R and R are hydroxy, lower alkoxy, lower alkenoxy. aryloxy, difoweralkylamino lower alkoxy, acylamino lower alkoxy, acyloxy lower alkoxy arloweralkoxy. hydroxy lower all oxy. dihydroxy lower alkoxy, amino, hydroxyamino; R is hydrogen. alkyl of from 1 to 12 carbon atoms substituted loweralkyl, arloweralkyl, arloweralkenyl, heteroarlower alkyl or heteroarlower alkenyl, substituted arloweralkyl or substituted heteroarlower alkyl; R 2 is hydrogen, lower alkyl, cyclic lower alkyl, amino, aminolower alkyl, alkylaminoloweralkyl, hydroxyalkyl, acylaminoloweralkyl, dialkylaminoloweralkyl, arlower alkyl, aryl, substituted aryl, heteroaryl, heteroarlower alkyl; R 3 is hydrogen, lower alkyl, phenyl, phenyl lower alkyl, hydroxyphenyl lower alkyl, hydroxy lower alkyl, amino lower alkyl, acylamino lower aikyl, guanidino lower alkyl, imidazolyl lower alkyl, indolyl lower alkyl, mercapto lower alkyl or lower alkyl thio lower alkyl; and R 3 is hydrogen or lower alkyl.
These compounds are useful as angiotensin converting enzyme inhibitors and as antihypertensives. The invention relates also to a process for preparing these compounds.
摘要翻译:本发明涉及下式的己内酰胺衍生物: worin R 7和R <4>是羟基,低级烷氧基,低级链烯氧基,芳氧基,二低级烷氨基低级烷氧基,酰基氨基低级烷氧基,酰氧基低级烷氧基,arloweralkoxy,羟基低级烷氧基, 二羟基低级烷氧基,氨基,羟氨基; R 2是氢,具有1至12个碳原子substituiertem低级烷基,arloweralkyl,arloweralkenyl,heteroarlower烷基或链烯基heteroarlower的烷基,取代或arloweralkyl substituiertem heteroarlower烷基; [R <2>是氢,低级烷基,环状低级烷基,氨基,烷基aminolower,alkylaminoloweralkyl,羟烷基,acylaminoloweralkyl,dialkylaminoloweralkyl,arlower烷基,芳基,芳基substituiertem,杂芳基,heteroarlower烷基; ř氢<3>是,低级烷基,苯基,苯基低级烷基,羟基苯基低级烷基,羟基低级烷基,氨基低级烷基,酰氨基低级烷基,胍基的低级烷基,咪唑基低级烷基,吲哚基的低级烷基,巯基低级烷基或低级烷基 硫代低级烷基; 和R是氢或低级烷基。 这些化合物可用作血管紧张素转换酶抑制剂和用作抗高血压药是有用的。 因此,本发明涉及用于制备化合物论文的方法。
摘要:
There are disclosed substituted phosphonamides and related compounds of the general formula wherein: R, is alkyl or substituted alkyl of C 1 -C 6 wherein the substituent is halo, amino, acylamino; aralkyl wherein the alkyl is C 1 -C 4 optionally substituted by amino or acylamino and wherein the aryl function is phenyl or naphthyl optionally substituted by halo or hydroxyl; or, heteroaralkyl wherein the alkyl is C 1 -C 4 optionally substituted by amino or acylamino and wherein the heteroaryl group can be indolyl or thienyl; R 2 is H, lower alkyl of C 1 -C 4 , aralkyl. R 3 is lower alkyl of C 1 -C 6 optionally substituted by an amino group; R 4 is H, lower alkyl of C 1 -C 6 , aralkyl. X is (CH 2 ) n wherein n is 1 or 2, CH-OCH 3 , CH-OH, or S; and, the pharmaceutically acceptable salts thereof. THese compounds are useful as converting enzyme inhibitors and as antihypertensives.
摘要:
Substituted enantholactam dipeptides and derivatives thereof and a process for preparing them are disclosed. Those comnounds have the formula in which
R' ishydrogen, lower alkyl, cycloalkyl, aminoalkyl, hydroxyalkyl, aryl, heteroaryl, aralkyl, heteroaralkyl, heterocycloalkyl, or substituted aryl wherein the substituent is halo, alkyl, aminoalkyl, or alkoxy; R 2 ishydrogen, lower alkyl, aminolower alkyl, indolyl lower alkyl or phenyl lower alkyl; R 3 ishydroxy, lower alkoxy or aralkoxy; R 4 ishydrogen or lower alkanoyl; R 5 is hydrogen or lower alkyl.
The compounds are useful as derivating enzyme inhibitors and as antihypertensives.
摘要:
This invention relates to a method of treating bacterial infections with 5-(aryl and heteroaryl)-6-(aryl and heteroaryl)-1,2-dihydro-2-oxo-3-pyridinecarboxylic acids and derivatives thereof. This invention further relates to pharmaceutical compositions that are useful in the treatment of bacterial infections.