Quotables
"For a list of all the ways technology has failed to improve the quality of life, please press three."
Alice Kahn
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 4087424 | Novel penicillins and cephalosporins and process for producing the same Novel penicillins and cephalosporins and non-toxic salts thereof, which contain a mono- or di-oxo- or thioxo-piperazino(thio)carbonylamino group in molecule. These compounds are valuable antibacterial compounds for use in mammals including man. This discl... | 05/02/1978 |
| 4085211 | Pyrazinecarboxamides and processes for preparing same The case involves novel pyrazinecarboxamides and processes for preparing same. The pyrazinecarboxamides are excellent eukalemic agents possessing diuretic and natriuretic properties.... | 04/18/1978 |
| 4081445 | Certain bispiperazido phosphorus compounds Compounds useful as lube oil additives are prepared by reaction of phosphorus halides and piperazine derivatives.... | 03/28/1978 |
| 4072682 | New 1-(2'-aroyl eth-1' yl) 2-(4"-acetamido piperazine-1" yl methyl) benzimidazoles, their therapeutical applications and method for their preparation Compounds of the formula ##STR1## where Ar is phenyl, substituted phenyl, -furyl or -thienyl, and R is NH2, NHR1 wherein R1 is alkyl or cycloalkyl, or NR1 R2 wherein R1 a... | 02/07/1978 |
| 4067726 | 3-Ureido phenylacetamide herbicides New 3-amino-phenylacetic acid compounds of the formula: ##STR1## wherein X is hydrocarbyloxy or hydrocarbylthio optionally substituted by halogen, alkoxy, aryloxy, alkylmercapto or arylmercapto, or X is mono- or disubstituted amino, or represent a 5-... | 01/10/1978 |
| 4060526 | 1-Heterocyclic alkyl-1,2,3,4-tetrahydroquinazolinones and analgesic intermediates thereof 1-heterocyclic alkyl-1,2,3,4-tetrahydroquinazolinones, acid addition salts thereof, and intermediate compounds having analgesic properties. A representative quinazolinone compound is 1-[2-(1-phenyl-4-piperazinyl)-ethyl]-2-phenyl-1,2,3,4-tetrahydro-4-quina... | 11/29/1977 |
| 4059623 | Butyramides and butyrates Substituted 2-(carbamoyl)oxyimino-3-iminobutyramides and 2-(carbamoyl)oxyimino-3-iminobutyrates of the formula ##STR1## where Q is --OR4 or --NR5 R6, and A, R, R2, R3, R4, R5 | 11/22/1977 |
| 4056537 | Process for making pyrano- and thiopyranoindole derivatives Pyranoindole and thiopyranoindole derivatives characterized by having an amino(lower)alkyl radical attached to either or both the 1 and 9 position of a pyrano[3,4-b]indole or thiopyrano[3,4-b]indole nucleus are disclosed. The amino portion of the amino(lo... | 11/01/1977 |
| 4056538 | Process for preparing pyrano- and thiopyranoindole derivatives Pyranoindole and thiopyranoindole derivatives characterized by having an amino(lower)alkyl radical attached to either or both the 1 and 9 position of a pyrano[ 3,4-b]indole or thiopyrano[3,4-b]indole nucleus are disclosed. The amino position of the amino(... | 11/01/1977 |
| 4049660 | N-substituted derivatives of 4 (N-piperazinylmethyl) spiro dibenzocycloheptadi- (or tri-) ene-5, 2-dioxolane (1,3) their method of preparation and their application in therapeutics Compounds of the formula ##STR1## wherein Z is --CH2 CH2 -- or --CH.dbd.CH--, and R is methyl, ethoxycarbonylmethyl or ##STR2## wherein ##STR3## is methylamino, n-propylamino, isopropylamino, dimethylamino, d... | 09/20/1977 |
| 4049658 | N'-substituted derivatives of 4'-(N-piperazinylmethyl) spiro dibenzocycloheptadi- (or tri-) ene-5, 2'-dioxolane (1',3') their method of preparation and their application in therapeutics Compounds of the formula ##STR1## wherein Z is --CH2 CH2 -- or --CH.dbd.CH--, and R is methyl, ethoxycarbonylmethyl or ##STR2## wherein ##STR3## is methylamino, n-propylamino, isopropylamino, dimethylamino, d... | 09/20/1977 |
| 4048313 | Benzene sulphonamides processes for producing the same and pharmaceutical compositions incorporating them This application relates to benzenesulphonamides and more specifically to 1-acylamino 2- alcoxy or alcenyloxy 5-morpholinylsulfonyl benzenes and their salts with a mineral or organic acid. It also relates to processes for producing these compounds. The di... | 09/13/1977 |
| 4048164 | N'-substituted derivatives of 4'-(N-piperazinylmethyl)spiro dibenzocycloheptadi- (or tri-) ene-5,2'-dioxolane(1',3') Compounds of the formula ##STR1## wherein Z is --CH2 CH2 -- or --CH=CH--, and R is methyl, ethoxycarbonylmethyl or ##STR2## wherein ##STR3## is methylamino, n-propylamino, isopropylamino, dimethylamino, di(n-... | 09/13/1977 |
| 4041032 | Pyrazine derivatives Pyrazine derivatives by the formula ##STR1## are disclosed. In the above formula, R1 and R2, which may be the same or different, each represents a hydrogen atom, a halogen atom, a hydroxy group, a lower alkoxy group, a phenyl lo... | 08/09/1977 |
| 4029787 | Basically substituted 3-sulfamoylbenzoic acid derivatives and process for their preparation Antihypertensively-active 3-sulfamoyl-4-piperazinyl-benzoic acids, optionally substituted in the 2-position by halogen or alkyl, and the esters, amides, and nitriles of these acids are disclosed, as is a method for making these compounds by the reaction o... | 06/14/1977 |
| 4012495 | 4-(Polyalkoxyphenyl)-2-pyrrolidones 4-(Polyalkoxyphenyl)-2-pyrrolidones of the formula ##STR1## wherein R1 and R2 each are hydrocarbon of up to 18 carbon atoms or alkyl of 1-5 carbon atoms substituted by halogen, OH, COOH, alkoxy, alkoxycarbonyl, carboxamido or am... | 03/15/1977 |
| 4012389 | 2- OR 3-Phenyl 1,4-disubstituted phenyl piperazines Novel 1,4-substituted phenyl piperazine compounds have a pronounced effect upon blood coagulation and are useful in the treatment of thrombotic diseases, especially of the arterial system. They are particularly used to inhibit thrombosis of the coronary o... | 03/15/1977 |
| 4007190 | 3,6-Bis(2-piperidinyl)-2,5-piperazinedione compounds Novel derivatives of 3,6-bis(2-piperidinyl)-2,5-piperazinedione and processes for preparing the same. The new compounds exhibit activity in inhibiting the growth of tumors in mammals and birds, and in inhibiting the growth of certain microorganisms.... | 02/08/1977 |
| 4004008 | O-Tertiary amino-alkyl-N-benzoyl tyrosil amides Tyrosine derivatives of the formula: ##STR1## wherein: R1 is a linear or branched-chain alkyl group having 1-6 carbon atoms, terminating by a tertiary amino group; R.sub. 2 is an unsubstituted, monosubstituted or di-substituted phenyl or b... | 01/18/1977 |
| 4000135 | Manufacture of basic dyes by catalytic oxidation A catalytic process for the oxidation of compounds of the formula ##STR1## where Z to Z6 are hydrogen or substituents, in which iron tetraazaannulenes are used as catalysts. The process gives good yields when using oxygen for oxidation.... | 12/28/1976 |
| 3991057 | C-Piperazino-pyridine sulfonamides This invention relates to compounds of the formula: ##SPC1## Wherein R1 in the 3- or 5-position is preferably a substituted sulfonamido or a carboxamido group whereas R2 in the 2-, 4- or 6-position is preferably an alkyl- or hydroxya... | 11/09/1976 |
| 3983110 | Substituted benzopyranopyridine Disclosed is a novel substituted benzopyranopyridine which is active as a bronchodilator agent.... | 09/28/1976 |
| 3978071 | Substituted phenylalkanoic acids and derivatives Substituted phenylalkanoic acids and derivatives thereof of the formula: ##SPC1## Wherein each of R1 and R2 is a hydrogen atom or an alkyl group having 1 to 4 carbon atoms; each of X1 and X2 is a hydrogen atom, ... | 08/31/1976 |
| 3970675 | Disperse dyestuffs Dyestuffs of the formula (I) ##EQU1## WHEREIN F represents a ring system with at least 3 rings which are angularly condensed with one another, n is 1, 2 or 3, and R, R1 and R2 represent optionally substituted alkyl groups which ... | 07/20/1976 |
| 3969409 | 3-Anilino-5,5-disubstituted-2-aminomethyl-2-cyclohexen-1-ones and the salts thereof Novel cyclohexenone derivatives, which are shown by the general formula ##SPC1## Wherein each of R1 and R2 represents a hydrogen atom, lower alkyl or phenyl group; one of R3 and R4 represents a hydrogen atom or ... | 07/13/1976 |
| 3969101 | Agent for controlling plant growth 2-Alkylthio-4,6-bis(subst.amino)-5-nitropyrimidines are agents effectively influencing plant metabolism. They can be employed as preemergence herbicides.... | 07/13/1976 |
| 3969366 | 3[Substituted-2-(methyl amino)phenyl]4-[2-oxo-2-(heterocyclic)ethyl]-5-substituted-1,2,4-triazole s Compounds of the following formula and their pharmaceutically acceptable salts ##SPC1## Wherein R1 and R4 are the same or different and are each a five or six membered N containing heterocycle attached at an available N atom; R | 07/13/1976 |
| 3962338 | Novel methods and compounds employed therein Preparation of an optically active alkamine in the sinister configuration, or a derivative of said alkamine, which is reacted with an 3-X-4-chloro(or RO-- where R is hydrogen or an alkali metal)-1,2,5-thiadiazole to prepare S-3-X-4-(3-substituted amino-2-... | 06/08/1976 |
| 3959309 | 3-Amido-1,2,3,4-tetrahydrocarbazoles 3-(Substituted-amino)-1,2,3,4-tetrahydrocarbazoles are prepared by reacting appropriate 4-substituted-aminocyclohexanones with a phenylhydrazine, by reacting a 3-(sulfonyloxy)-1,2,3,4-tetrahydrocarbazole with an appropriate substituted amine, or by reduct... | 05/25/1976 |
| 3956294 | Substituted pyridine compounds Compounds of the formula ##SPC1## Wherein X is aliphatic, cycloaliphatic, aromatic, aralkyl, hetaryl, hetarylalkyl or hydrogen; Y is aliphatic, aromatic, aralkyl, --COOR2, --COR2, ##EQU1## --CN, --NH2, --NO, --NO... | 05/11/1976 |
| 3952014 | Bis-basic esters and amides of dibenzothiophene Novel bis-basic esters and amides of dibenzothiophene of the formula ##SPC1## Wherein: A. each of R1 and R2 is hydrogen, (lower)alkyl, cycloalkyl of 3 to 6 ring carbon atoms, alkenyl of 3 to 6 carbon atoms having the vinyl unsaturati... | 04/20/1976 |
| 3951978 | 1,3-Disubstituted 3-aroylpropanes and process for the preparation thereof 1,3-Disubstituted-3-aroylpropanes of the formula: ##EQU1## and their salts, in which Ar represents an aryl residue unsubstituted or substituted by halogen, polyhalogeno alkyl or lower alkoxy; R1 represents an hydroxy, acyloxy, carbamoyloxy... | 04/20/1976 |
| 3950393 | Aminobenzyl-amides and salts thereof Compounds of the formula ##SPC1## Wherein R1 is hydrogen or aliphatic or aromatic carboxylic acyl, R2 is hydrogen, chlorine or bromine, R3 is fluorine, alkyl of 1 to 4 carbon atoms, trifluoromethyl, cyano, carbamoyl, carboxyl, ... | 04/13/1976 |
| 3948892 | 2-Alkoxy(and 2-amino)-3-amino-2-heterocyclic-thiopropanamides The compounds are 2-alkoxy(and 2-amino)-3-amino-2-heterocyclic-thiopropanamides, for example 2-methoxy-N-methyl-3-morpholino-2-(2-pyridyl)thiopropanamide, which are inhibitors of gastric acid secretion.... | 04/06/1976 |
| 3947463 | Certain 2-amino-nicotinonitrile derivatives Compounds of the formula Wherein X is aliphatic, cycloaliphatic, aromatic, aralkyl, hetaryl, hetarylalkyl or hydrogen; Y is aliphatic, aromatic, aralkyl, --COOR1, --COR2, ##EQU1## --SO2 R2, ##EQU2## ... | 03/30/1976 |
| 3946024 | 2-Hydrocarbyloxy-pyridine compounds Compounds of the formula ##SPC1## Wherein X is aliphatic, cycloaliphatic, aromatic, aralkyl, hetaryl, hetarylalkyl or hydrogen; Y is aliphatic, aromatic, aralkyl, --COOR1, --COR2, ##EQU1## --SO2 R2, ... | 03/23/1976 |
| 3935214 | 2-OR 3 KETO-3-OR-2-PHENYL-1,4-DISUBSTITUTED PIPERAZINES Novel 1,4-substituted phenyl piperazine compounds have a pronounced effect upon blood coagulation and are useful in the treatment of thrombotic diseases, especially of the arterial system. They are particularly used to inhibit thrombosis of the coronary o... | 01/27/1976 |
| 3933811 | N-aminomethyl-2-amino(and 2-amino-methyl)-2-(2-quinolyl)-thioacetamides The compounds are N-aminomethyl-2-amino(and 2-aminomethyl)-2-heterocyclic-thioacetamides which are inhibitors of gastric acid secretion.... | 01/20/1976 |
