Searching:
Search by keyword, patent number, inventor, assignee, city or state:
| Patent # | Description |
|---|---|
| US-5,574,198 |
Process for producing linear alkylbenzenes The present invention relates to an improved process for preparing linear alkylbenzenes falling within such range as used in detergency (C.sub.10 -C.sub.14),... |
| US-5,574,197 |
Method of making a stable non-pyrophoric lithium diorganoamide solution The method of making the stable non-pyrophoric solution containing a lithium diorganoamide of the formula, LiNR'R" wherein R' and R" each have from 2 to 6 carbon... |
| US-5,574,196 |
Process for preparing alkanols A process for preparing tertiary alkanols which comprises the step of oxidizing with ozone a saturated hydrocarbon having a tertiary carbon center in the... |
| US-5,574,195 |
Method of preparing selected monocyclic monoterpenes Process for the preparation of a moncyclic monoterpene having the formula: ##STR1## wherein R=--C.dbd.CH.sub.2 or --CH--CH.sub.3. which comprises treating ... |
| US-5,574,194 |
2,6-bis-(trifluoromethyl)-benzyl alcohol The compound 2,6-bis-(trifluoromethyl)-benzyl alcohol which is useful as an intermediate to compounds having pesticidal properties. |
| US-5,574,193 |
Initiators for telomerization of polyfluoroalkyl iodides with
fluoroolefins This invention relates to the telomerization of polyfluoroalkyl iodides with polyfluoroolefins in the presence of strong fluorooxidizer initiators. The products... |
| US-5,574,192 |
Process for the manufacture of 1,1,1,3,3-pentafluoropropane This invention is related to the preparation of hydrofluorocarbons (HFCs). Specifically, it relates to the fluorination of a compound of the formula: wherein w=0 or... |
| US-5,574,191 |
Process for the manufacture of 1,1,1-trihaloethanes 1,1,1-Trifluoroethane is produced, in addition to 1,1,-dichloro-1-fluoroethane and/or 1-chloro-1,1-difluoroethane, by hydrofluorination in the liquid phase,... |
| US-5,574,190 |
Naphthyl compounds, intermediates, compositions, and methods The present invention provides pharmaceutically active compounds formula I ##STR1## wherein R.sup.1 is --H, --OH, --O(C.sub.1 -C.sub.4 alkyl), --OCOC.sub.6 ... |
| US-5,574,189 |
Hydrogenation of nitriles to produce amines This invention relates to an improvement in a process for the production of amines and particularly secondary amines by the hydrogenation of aliphatic and... |
| US-5,574,188 |
Process for the preparation of 4,6-diaminoresorcinol 4,6-diaminoresorcinol can be prepared in a plurality of steps in such a way that a) 1,3-dichlorobenzene is nitrated with a mixed acid of HNO.sub.3, H.sub.2 ... |
| US-5,574,187 |
Process of preparing para substituted phenylamines Processes of preparing para substituted phenylamines, such as, p-phenylenediamines, and particularly, p-aminodiphenylamine. One process involves contacting... |
| US-5,574,186 |
Enantioselective synthesis of cyclic amino alcohols There is disclosed a novel process for the enantioselective synthesis of chiral amino alcohols from keto oxime ethers, which are derived from cyclic ketones, via... |
| US-5,574,185 |
Production of N-(.alpha.-alkoxyethyl) formamide An improved process for producing N-(.alpha.-alkoxyethyl)formamide by reacting formamide with acetaldehyde in the presence of a basic catalyst, thereby giving... |
| US-5,574,184 |
Antiwear and antioxidant additives A lubricant additive having antiwear and antioxidant properties is the reaction product of a sulfur-containing carboxylic acid and an etheramine, preferably... |
| US-5,574,183 |
Preparation of optically active aliphatic carboxylic acids A process for the separation of a racemic mixture of certain aliphatic carboxylic acids or esters thereof is disclosed. The process comprises i) forming a... |
| US-5,574,182 |
Optically active compounds having plural chiral centers and production
thereof An ester is caused to act on a 2-substituted-3-hydroxycarboxylic acid ester as a racemate in the presence of hydrolase under substantially anhydrous conditions... |
| US-5,574,181 |
Process for the preparation of an aminoitrile by partial hydrogenation
of a nitrile compound with two or more... The invention relates to a process for the preparation of an aminonitrile by partially hydrogenating a nitrile compound with two or more nitrile groups in the... |
| US-5,574,180 |
Process for recovering phytic acid, lactic acid or inositol Described is a process for recovering phytic acid or phytic acid salt from a medium in which it is contained. This process includes contacting the medium with a... |
| US-5,574,179 |
Concentrated biodegradable quaternary ammonium fabric softener
compositions and compouds containing... The present invention relates to softening compounds; stable, homogeneous, preferably concentrated, aqueous liquid and solid textile treatment compositions; and... |
| US-5,574,178 |
4,6-Di-t-butyl-dihydrobenzofuran-5-ol and its derivatives Compounds represented by the general formula as well as intermediates for the synthesis of thereof: ##STR1## where R.sup.1 is a hydrogen atom or an acyl... |
| US-5,574,177 |
Arylamide analogues of N-(4-hydroxyphenyl) retinamide-o-glucuronide The present invention provides breast cancer chemopreventive arylamide analogues of retinoic acid, more particularly C-glycoside analogues of ... |
| US-5,574,176 |
Synthesis of an intermediate for the preparation of
5,6-dihydro-(s)-4-(ethylamino)-(s)-6-methyl-4h-thieno
... This invention is concerned with an improved process for the synthesis of and intermediate en route to ... |
| US-5,574,175 |
Process for the manufacture of insecticidal arylpyrroles via oxazole
amine intermediates The present invention provides a process for the manufacture of 2-aryl-5-(perfluoroalkyl)pyrrole-3-carbonitrile comprising the cycloaddition of... |
| US-5,574,174 |
Sorbitol derivatives as nucleators and clarifiers for polyolefins, and
polyolefin compositions obtained therewith Disclosed are certain 1,3-2,4-di(substituted arylidene)-and 1,3-2,4-di(substituted heteroarylidene)-D-sorbitols which are useful as clarifying and nucleating... |
| US-5,574,173 |
Tricyclic derivatives, compositions and methods of use Disclosed are compounds of Formula I: ##STR1## or a pharmaceutically acceptable salt or solvate thereof, wherein: R.sup.4 is alkenyl, alkoxy, or --OH. Also... |
| US-5,574,172 |
Process for producing halogenated phthalic anhydride The disclosure describes a process for producing halogenated phthalic anhydride, which comprises reacting phthalic anhydride with a molecular halogen in vapor... |
| US-5,574,171 |
Enantioselective hydroformylation Enantioselective hydroformylation of vinyl compounds using a catalyst composition of a chiral carbohydrate phosphorous ligand with a Rh, Pt, Co or Ir metal, to... |
| US-5,574,170 |
Ketorolac derivatives with considerably reduced gastro-intestinal
irritation and ulceration The present invention concerns compounds of formula (I) which is the novel 2-(1-pyrrolidinyl)ethylester of ... |
| US-5,574,169 |
Substituted pyrazolidin-3-one derivatives The present invention provides an enantiomerically selective process and intermediates for preparing certain 4,5-disubstituted pyrazolidinones and intermediates... |
| US-5,574,168 |
1-(substituted benzyl)-3-(substituted aryl)-condensed pyrazole
derivatives and processes of making the same The invention pertains to a process for preparing (1-substituted benzyl)-3-(hydroxy-carbonyl aryl) condensed pyrazoles or (1-substituted benzyl)-3-(hydroxymethyl... |
| US-5,574,167 |
Alkanoic and benzoic esters of
1-(2-hydroxypropyl)-2-methyl-5-nitromoimidazole The present invention is a method for producing a composition, and the composition, which is savorless, antiamoebic and antiprotozoan. This method includes the... |
| US-5,574,166 |
Crystalline form of
2-(2-hydroxy-3-.alpha.-cumyl-5-tert-octylphenyl)-2H-benzotriazole Soluble and thermally stable benzotriazole UV absorbers typified by those of formula I ##STR1## where R.sub.1 is hydrogen or chloro, R.sub.2 is alkyl or... |
| US-5,574,165 |
Process for the preparation of cyanoimino-1,3-thiazolidines X is an acid radical, and A is a metal ion or an equivalent ammonium ion. |
| US-5,574,164 |
1-alkyl-,1-alkenyl-, and 1-alkynylaryl-2-amino-1,3-propanediols and
related compounds Novel 1-alkyl-, 1-alkenyl-, and 1-alkynylaryl-2-amino-1,3-propanediols, intermediates and processes for the preparation thereof, and methods of reducing... |
| US-5,574,163 |
Process for the preparation of N-oxyl hindered amine esters When a tetraalkyl orthotitanate transesterification catalyst is used in the preparation of N-oxyl hindered amine esters, the N-oxyl compound is obtained in... |
| US-5,574,162 |
Non-migrating 1-hydrocarbyloxy hindered amine derivatives as polymer
stabilizers 1-Hydrocarbyloxy substituted hindered amine compounds which also contain a reactive functional group such as hydroxy, amino, oxirane or carboxyl can be... |
| US-5,574,161 |
7-(aminomethyl-oxa-7-aza-bicyclo[3.3.0]oct-7-yl)quinolonecarboxylic and
... The invention relates to novel derivatives of quinolone-carboxylic acid and naphthyridonecarboxylic acid which are substituted in the 7 position by a 1- (or... |
| US-5,574,160 |
Syntheis of benzoquinolinones A 1-pot process for preparing 10b-methyl-3-oxo-benzo[f] quinolines. |
| US-5,574,159 |
Opioid compounds and methods for making therefor Diarylmethyl piperazine compounds having utility as exogenous receptor combinant species for binding with receptors such as delta, mu, sigma, and/or kappa... |
| US-5,574,158 |
Compounds A compound of the formula: ##STR1## in which each R.sup.1 to R.sup.4 group is hydrogen, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, C.sub.1-4 alkoxy-carbonyl, halo,... |
| US-5,574,156 |
.beta.-lactams used in preparing taxol A .beta.-lactam of the formula: ##STR1## wherein R.sub.1 is aryl, substituted aryl, alkyl, alkenyl, or alkynyl; R.sub.2 is hydrogen, alkyl, acyl, acetal,... |
| US-5,574,155 |
Process for the synthesis of the disodium salt hemiheptahydrate of
ceftriaxone The invention relates to a new process for the production of the disodium salt hemiheptahydrate of ceftriaxone by reacting ... |
| US-5,574,154 |
Process for the preparation of cephalosporanic compounds The invention relates to a process for the preparation of a compound of the formula I or salts thereof ##STR1## wherein R.sub.1 is hydrogen or... |
| US-5,574,153 |
Oxime derivatives of cephalosporanic structure The invention relates to oxime derivatives of cephalosporanic structure, possessing antibacterial activity. |
| US-5,574,152 |
4-(1,1-dialkoxycarbonylalkyl) azetidin-2-one derivative and process for
producing 4-(1-carboxyalkyl)... A process for preferentially producing a 4-(1-carboxyalkyl) azetidin-2-one derivative represented by formula (II.beta.): ##STR1## wherein R.sup.3 represents... |
| US-5,574,151 |
Process for the preparation of sennosides A and B The invention concerns a process for the preparation of sennosides A and B, wherein rheinanthrone-8-glucoside is oxidized with oxygen or an oxygen source to the... |
| US-5,574,150 |
Excipient having high compactability and process for preparing same Disclosed is an excipient comprising white powdery microcrystalline cellulose having an average degree of polymerization of from 100 to 375 and an acetic acid... |
| US-5,574,149 |
Method of treating HIV infections with
2',3'-dideoxy-3'-fluoro-5-chlorouridine A method for treating HIV infections comprising administering a composition whose active ingredient is 2',3'-dideoxy-3'-fluoro-5'-chlorouridine. |
| US-5,574,148 |
Rapid synthesis of radiolabeled pyrimidine nucleosides or nucleotides A method of making a radiolabeled pyrimidine nucleoside or nucleotide is described. In the method an aqueous solution (i) a radioactive iodide, bromide, chlorine... |
Copyright 2008−2012 Patents.com
