摘要:
A process for preparing 2-acyl-3,4-dialkoxyanilines is described. The 2-acyl-3,4-dialkoxyanilines are useful intermediates in the preparation of 5,6-dialkoxy-4-alkyl-2(1H)-quinazolinones. The substituted quinazolinones are active as cardiotonic agents.
摘要:
This invention provides an amide compound represented by the formula ##STR1## wherein R.sub.1 is vinyl, 2-(methylsulfinyl)ethyl, 2-(methylsulfonyl)ethyl, 2-(2-acetylamino-2-carboxyethylthio)ethyl or 2-[2-(4-amino-4-carboxybutyrylamino)-2-(carboxymethylcarbamoyl)ethylthio]ethyl and R.sub.2 is hydrogen or lower alkyl, process for the preparation thereof, and antiallergic compositions cotaining the amide compound.
摘要:
The disclosure herein relates to 2-haloacetamides substituted on the amide nitrogen atom with certain specific alkenyl or heterocyclic aromatic radicals. These acetamides are useful as herbicides.
摘要:
Novel 1-aryloxy-4-amino-2-butanols of the formulaArO--CH.sub.2 --CHOH--CH.sub.2 --CH.sub.2 --NR.sup.1 R.sup.2wherein AR is 1-naphythyl, 2-naphthyl, indene-4(or 5-)yl, 3-(or 5-)chloro-2-pyridyl, phenyl, monosubstituted phenyl or di-substituted phenyl, R.sup.1 is lower alkyl, phenyl, phenylalkyl, 2-hydroxymethyl-2-propyl, adamantyl or lower-cycloalkyl, R.sup.2 is hydrogen or lower alkyl, wherein R.sup.1 and R.sup.2 together with the adjacent nitrogen form a heterocyclic residue and the pharmaceutically acceptable acid addition salts thereof having local anesthetic, beta-adrenergic blocking, antihypertensive and antiarrhythmic properties are disclosed. The compounds are prepared by reacting novel 1-aryloxy-4-chloro-2-butanols with amines. Methods for the preparation of the novel 1-aryloxy-4-chloro-2-butanol intermediates are also disclosed.
摘要:
The present invention concerns new (R)-, (S)- and (R,S)-1-(4'-alkylamido)-2'-{1-[N-(alkyl)imino]ethyl}phenoxy-3-alklyamino-2-propanols having the general formula ##STR1## wherein R means a straight or branched C.sub.1 -C.sub.4 -alkyl group, especially the n-propyl group, and R.sub.1 means hydrogen or a straight or branched C.sub.1 -C.sub.4 -alkyl group, especially the isopropyl group, which compounds are useful intermediates when preparing the pharmacologically active (R)-, (S)- and (R,S)-1-(4'-alkylamido-2'-acetyl)phenoxy-3-alkylamino-2-propanols of the formula ##STR2## wherein R and R.sub.1 have the meaning given above.
摘要:
Compounds of the formula ##STR1## in which Ar is 2-alkyl-, -alkoxy- or -halo-methyl-phenyl or .alpha.-naphthyl, each of which is further substituted,R.sub.1 is 2-furyl, 2-tetrahydrofuryl, alkenyl, cyclopropyl, .beta.-alkoxyethyl, hydroxymethyl, triazolylmethyl, imidazolylmethyl, pyrazolylmethyl, alkylsulfinyl, alkylsulfonyl, alkoxy, alkenyloxy, alkynyloxy, alkylthio, alkenylthio, alkynylthio, alkylsulfinyloxy, dialkylaminosulfinyloxy, phosphoric or thiophosphoric esters or amides, or alkylcarbonyloxy,R.sub.7 is hydrogen or optionally-substituted methyl or ethyl, andR.sub.8 is alkyl optionally substituted by alkoxy,are microbicidally, in particular fungicidally, active. Preferred compounds are those in which Ar is 2-methylphenyl, 2-methoxyphenyl, 2-chlorophenyl or .alpha.-naphthyl, each of which is further substituted by azido, and each of R.sub.7 and R.sub.8 is methyl.
摘要:
Oxalanilides of formula I ##STR1## in which R is C.sub.6-22 alkyl or C.sub.6-22 alkoxyR.sub.1 and R.sub.2 are independently, hydrogen, C.sub.1-8 alkyl, C.sub.1-12 alkoxy, C.sub.1-12 alkylthio, phenoxy or phenylthio; provided that R.sub.1 and R.sub.2 may not both be selected from alkylthio, phenoxy and phenylthio;andR.sub.3 is hydrogen or C.sub.1-8 alkylcertain of which are novel, are useful as UV-stabilizers in organic polymers and organic polymer-containing coatings, particularly automotive finishes. The compounds have low volatility and excellent solubility in organic solvents such as are used in liquid finishes.
摘要:
N.sub.1 -acyl-N.sub.2 -phenyl-1,3-diaminopropan-2-ols are disclosed which possess ulcer-inhibiting activities.Further disclosed are pharmaceutical compositions which are effective in the treatment and prophylaxis of ulcers and which comprise as a pharmacologically active ulcus-inhibiting ingredient N.sub.1 -acyl-N.sub.2 -phenyl-1,3-diaminopropan-2-ols, or a pharmaceutically acceptable acid addition salt thereof, and a pharmaceutically acceptable diluent.Further disclosed are processes for the preparation of the N.sub.1 -acyl-N.sub.2 -phenyl-1,3-diaminopropan-2-ols.