4-Pyridon-3-carbonsäuren und/oder deren Derivate der Formel in der

• R" tert.-Alkyl, Cycloalkyl oder eine Aminogruppe -NR⁴R⁵ bedeutet, in der R⁴ und Rß gleich oder verschieden sein können und für geradkettiges oder verzweigtes C₁-C₄-Alkyl stehen oder gemeinsam mit dem Stickstoffatom, das sie substituieren und gegebenenfalls einem weiteren Heteroatom einen 5- bis 7gliedrigen Ring bilden können,
• R² Wasserstoff, Alkyl, Aralkyl oder Aryl,
• R₃⁸ die Carboxylgruppe oder ein Derivat derselben bedeutet

Novel compounds are provided of the general formula wherein R^I represents a hydrogen atom, an optionally substituted cycloalkyl group having 3 to 5 ring carbon atoms and a total of 3 to 6 carbon atoms, or an alkyl group having 1 to 4 carbon atoms or an alkenyl group having 2 or 3 carbon atoms which groups may be unsubstituted or substituted by one or more fluorine, chlorine and/or bromine atoms; R² represents a fluorine, chlorine or bromine atom, a trifluoromethyl, nitro or cyano group, or an alkyl, alkoxy or alkylthio group having from 1 to 6 carbon atoms; and A represents various optionally-substituted 5-membered heterocycles containing up to 3 nitrogen atoms and also in some cases an oxygen atom. These compounds have herbicidal activity.

Die Erfindung betrifft neue N-Azolylalkylaniline der Formel in weicher

• A für Sauerstoff, Schwefel oder die Gruppierung NR² steht,
• R fü Wasserstoff oder Alkyl steht,
• R' für Wasserstoff, Alkyl, Halogenalkyl, Alkenyl, Alkinyl, Cycloalkyl, Halogen, gegebenenfalls substituiertes Aryl und Aralkyl oder die Gruppierungen -OR3, -SR³ und NR²R³ steht.
• R² für Wasserstoff, Alkyl, oder gegebenenfalls substituiertes Aryl steht,
• R³ für Wasserstoff, Alkyl, Halogenalkyl, Alkenyl, Alkinyl, Cycloalkyl oder gegebenenfalls substituiertes Aralkyl steht,
• X für Alky steht,
• Y für Alkyl oder Halogen steht und
• n für die Zahlen 0,1 oder 2 steht,

Die Erfindung betrifft N-Azolylalkylhalogenacetanilide der Formel in welcher

• A, R, R¹, X, Y, Z und n die in der Beschreibung angegebene Bedeutung haben, ein Verfahren zu ihrer Herstellung sowie ihre Verwendung als Herbizide.

Optisch aktive Enantiomeren der Formel I worin R eine Gruppe der Formel R, und R₂ u.a. Halogen oder CF₃ und Z eine Carboxyl-, Carboxylat-, Carbonester-, Thioester-, Carbonamid-, Carbonsäureanilid-, Carbohydrazid- oder Thioamidgruppe bedeuten, sind wertvolle Herbizide, die die optisch inaktiven Racemate an Wirksamkeit beträchtlich übertreffen.

The invention provides novel 2-adamantyl hydrazine derivatives of the general formula A

In this formula R, is hydrogen or a lower alkyl group of 1-4 carbon atoms; R₂ and R₃ are the same or different and are each hydrogen, an unsubstituted or substituted radical being a lower alkyl of 1-4 carbon atoms, a lower alkanoic acid radical of 2-4 carbon atoms or a lower alkyl ester thereof, adamantyl, aryl, aralkyl, in which the alkyl moiety has from 1-4 carbon atoms or an unsubstituted or substituted heterocyclic radical of aromatic character; or R₂ and R₃ together with the nitrogen atom to which they are attached form an unsubstituted or substituted non-aromatic cyclic radical.

The invention further provides pharmaceutically acceptable acid addition salts of the above compounds.

Several methods of preparation of the new compounds are described.

The novel compounds according to the invention possess valuable antifungal (human and plant), antiviral, antiprotozoal and antimicrobial properties.

This invention relates to a compound having the formula: wherein

R¹, R², R³ and R⁴ are, e.g., alkyl of 1 to 10 carbons or hydroxy,

X is, e.g., -O- or -S-,

R⁵ is, e.g., alkylene of 1 to 10 carbons or alkenylene of 2 to 10 carbons,

Y is, e.g., -C(=O)- or -S(=O)₂-,

R⁶ is, e.g., hydrogen or alkyl of 1 to 10 carbons,

R¹² is, e.g., alkylene of 2 to 5 carbons or alkenylene of 2 to 3 carbons and

n is 1 or 2,

which compound incorporates both o-hydroxybenzophenone and hydrazide functional groups. Such compounds are useful as ultraviolet light absorbers and heat stabilizers for plastics.

The invention provides novel, insecticidally active compounds of formula (I) : wherein X represents a group of formula : where either (i) R¹ and R² represent hydrogen, methyl, halo or haloalkyl, or (ii) R¹ represents hydrogen and R² represents either a group of formula R³(R⁴)C=CH- or a group of formula R³(R⁴)(R⁵)C-CH(R⁵)-, wherein R³ and R⁴ represent hydrogen, methyl, halo or haloalkyl and R⁵ represent chloro or bromo; and Y represents -C≡CR¹⁰ or -NH-N=C(R¹¹)R¹² where R¹⁰, R¹¹ and R¹² are selected from hydrogen, alkyl and haloalkyl, or Y represents -CH₂Z where Z is selected from halo, CN, N₃, CH₂CN, -OCOR⁶, -SCOR⁷, -OCO₂R⁷, -OR⁸, -SR⁸, -N(R¹⁵)R⁸, -OSO₂R⁹ and -ON=C(R¹³)R¹⁴, where R⁶ represents H, alkyl or haloalkyl, R⁷ and R⁹ represent alkyl or haloalkyl, R⁸ represents propargyl optionally substituted with one or more methyl groups, and R¹³, R¹⁴ and R¹⁵ represent alkyl.

The invention also provides insecticidal compositions comprising the compounds of formula (I) and methods of controlling insect pests therewith, and processes and intermediates for their preparation.

Disclosed are novel compounds of the formula: wherein:

X=-NR₅R₆, or -OR₇;

R₁ and R₂ are independently hydrogen, substituted or unsubstituted alkyl, haloalkyl, hydroxyalkyl, alkoxyalkyl, alkylaminoalkyl or arylalkyl having up to 18 carbons; cyclo­alkyl; phenyl or naphthyl; alkylphenyl, cyanophenyl, halophenyl or alkoxyphenyl substituents.

R₃ is hydrogen, benzyl, alkoxybenzyl, halobenzyl or alkylbenzyl, provided that if neither R₁ nor R₂ is hydrogen, then R₃ is hydrogen.

R₄ is a divalent aromatic group which is substitu­ted or unsubstituted.

R₅, R₆, and R₇ are independently hydrogen, alkyl, hydroxyalkyl, haloalkyl, alkoxyalkyl, alkylaminoalkyl, acyl­aminoalkyl, aminoalkyl or phenylalkyl having up to 12 carbons; a cycloalkyl substituent; phenyl or naphthyl; an alkylphenyl, cyanophenyl, halophenyl or alkoxyphenyl substituent.

Furthermore, either R₁ and R₃ or R₁ and R₂ can be linked to form a heterocyclic ring system containing 3-10 atoms.

Additionally, R₅ and R₆ can be linked to form a heterocyclic ring system containing 3-10 atoms.

Y is an oxygen or sulfur atom. If Y is sulfur then n=1, if Y is oxygen then n=0 or 1.

These compounds are useful as high-quality dot promoting agents in negative-working photographic systems.

Disclosed as well are radiation-sensitive compositions and elements containing such dot promoting agents in combination with silver halide grains. These exposed compositions and elements when processed in a developer containing a dihydroxybenzene developing agent, a substituted benzotriazole, a sulfite preservative and an amine compound provide a method for the production of halftone dots possessing high image quality.

Novel phenylserine derivatives of the formula: and pharmaceutically acceptable acid addition salts thereof. pharmaceutical compositions, and a process for preparing the compounds. Said phenylserine derivatives and pharmaceutically acceptable acid addition salts show activities of inhibiting the biosynthesis of leucotrienes and/or antagonistic activity against SRS-A and hence are useful for prophyla xis and treatment of various allergic diseases (e g bronchial asthma. allergic nasitis, urticaria), ischemic heart disease. ischemic encephalopathy, inflammation or the like.

A compound of the formula: wherein R¹ is a C₁-C₅ alkyl group, a C₃-C₄ alkenyl group, a C₃-C₄ alkynyl group or a C₁-C₂ alkoxy(C₁-C₂)alkyl group, R² is a t-butyl group or a 1-methylcyclopropyl group and X is a fluorine atom or a chlorine atom, which is useful as a herbicide.