Stereoselective reduction of ketones
OF THE INVENTION The compounds of Formula I are useful as beta-adrenergic blockers in therapeutic treatment of antianginal, antiarrhythmic and antihypertensive conditions or are intermediates useful ... Read More
Inventors: Patel, Ramesh N.; Banerjee, Amit; McNamee, Clyde G.; Szarka, Laszlo J.;, Assignee: Bristol-Myers Squibb Company (New York, NY) |
Reduction of phenylalkyl ketones to the corresponding (S)-hydroxy derivatives using mucor hiemalis IFO 5834
OF THE INVENTION In one aspect, the present invention provides a stereoselective process for reducing a phenylalkyl ketone to the corresponding (S)-hydroxy derivative, which comprises contacting said... Read More
Inventors: Chen, Shieh-Shung T.; Shafiee, Ali;, Assignee: Merck & Co., Inc. (Rahway, NJ) |
Pretreatment method for carcinoembryonic antigen assay
What is claimed is: 1. In a method of measuring the level of carcinoembryonic antigen (CEA) in a specimen by pretreating with perchloric acid to dissociate the CEA material from binding proteins by pr... Read More
Inventors: Kim, Yung D.; Tomita, Joseph T.; Schenck, Jay R.;, Assignee: Abbott Laboratories (North Chicago, IL) |
In vitro detection of gastrointestinal cancer
I claim: 1. An in vitro diagnostic method for detecting the presence in a patient of cancer cells or other cells producing mucin antigens, which method comprises the step of testing a sample of a phys... Read More
Inventors: Linnane, Anthony W.;, Assignee: Mucan Diagnostics Pty., Ltd. (Victoria, AU) |
Removal of hydrogenation catalyst from polymer solutions by trialkyl aluminum precipitation
OF THE INVENTION The aluminum compound of the present invention may be triethyl aluminum or another lower alkyl aluminum compound such as trimethyl aluminum or triisobutyl aluminum. There should be t... Read More
Inventors: Gibler, Carma J.;, Assignee: Shell Oil Company (Houston, TX) |
Chemiluminescence
We claim: 1. Diphthalimido oxalate. 2. Disuccinimido oxalate. 3. Dimaleimido oxalate.
Description:
The present invention relates to novel O-oxalylhydroxyl-amine compositions of matter and... Read More
Inventors: Bollyky, Laszlo Joseph; Weitman, Robert Henry;, Assignee: American Cyanamid Company (Stamford, CT) |
Process for preparing substituted cyclic acetals of oxyacetaldehydes and said cyclic acetals
What is claimed is: 1. A process for preparing citronellyl oxyacetaldehyde alkylene acetal according to the reaction: ##STR25## comprising the steps of (a) intimately admixing citronellol with chloroa... Read More
Inventors: Sprecker, Mark A.; Kryschuk, John J.; Hall, John B.;, Assignee: International Flavors & Fragrances Inc. (New York, NY) |
Phenylalkenylcarboxylic acids and their esters
We claim: 1. Phenylalkenylcarboxylic acid and esters thereof of the formula I ##STR35## where X is flourine; R.sup.1 is a member selected from the group consisting of methyl and ethyl; and W is --CH.d... Read More
Inventors: Plath, Peter; Eicken, Karl; Goetz, Norbert; Wild, Jochen; Meyer, Norbert; Wuerzer, Bruno;, Assignee: BASF Aktiengesellschaft (Ludwigshafen, DE) |
Process for the preparation of aminotriazine derivatives
What is claimed is: 1. A compound of formula ##STR13## wherein R is hydrogen, C.sub.1 -C.sub.6 alkyl, C.sub.3 -C.sub.6 cycloalkyl, C.sub.1 -C.sub.4 alkyl substituted by from 1 to 10 halogen atoms or b... Read More
Inventors: Beriger, Ernst; Kristinsson, Haukur;, Assignee: Ciba-Geigy Corporation (Ardsley, NY) |
Reactive asymmetrical dicarboxylic acid esters and reagents for the investigation of cardiac glycosides
What is claimed is: 1. Reactive asymmetrical dicarboxylic acid ester of the formula ##STR3## wherein R.sub.1 is alkyl of up to 3 carbon atoms; R.sub.2 and R.sub.3 are individually selected from alkoxy... Read More
Inventors: Batz, Hans-Georg; Linke, Hans-Ralf; Stellner, Klaus; Wiemann, Gunter;, Assignee: Boehringer Mannheim GmbH (DE) |
Process for the synthesis of .alpha.-chlorinated chloroformates
We claim: 1. The process for the synthesis of .alpha.-chlorinated chloroformates of the formula: ##STR13## wherein: R is alkyl of 1 to 4 carbon atoms, or R is--CCl.sub.3 which consists of reacting pho... Read More
Inventors: Cagnon, Guy C.; Piteau, Marc D.; Senet, Jean-Pierre G.; Olofson, Roy A.; Martz, Jonathan T.;, Assignee: Societe Nationale des Poudres et Explosifs (Paris, FR) |
Process for the preparation of 1-bromoethyl hydrocarbonyl carbonates and new 1-bromoethyl hydrocarbonyl carbonates
We claim: 1. A process for the preparation of a 1-bromoethyl hydrocarbonyl carbonate, which consists of reacting anhydrous hydrobromic acid with a vinyl hydrocarbonyl carbonate of formula ##STR14## wh... Read More
Inventors: Malfroot, Thierry; Piteau, Marc; Senet, Jean-Pierre;, Assignee: Societe Nationale des Poudres et Explosifs (Paris, FR) |
Process for preparing 2-unsubstituted imidazoles
We claim: 1. A process for preparing 2-unsubstituted imidazoles represented by the following general formula (II) ##STR4## wherein R.sup.1 and R.sup.2 may be the same or different, and each represents... Read More
Inventors: Yamamoto, Sanehiro; Yasuhara, Mitsuki; Matsunaga, Fujihisa; Okano, Masato; Nakamura, Mitsunori;, Assignee: Mitsui Petrochemical Industries, Ltd. (Tokyo, JP) |
Novel carbonic acid esters
I claim: 1. An acylate of desferrioxamine B of the formula ##STR5## wherein at least one of the radicals AA.sup.1, AA.sup.2, AA.sup.3 and B is tert.-butyloxycarbonyl, allyloxycarbonyl, 2-(trimethylsil... Read More
Inventors: Peter, Heinrich;, Assignee: Ciba-Geigy Corporation (Ardsley, NY) |
***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST*** *** NO IMAGES AVAILABLE***
Description:... Read More
Inventors: , Assignee: |
Partial esters of epoxy containing compounds
What is claimed is: 1. A partially esterified polyhydroxyl containing compound derived from the reaction of: an oxirane compound selected from the group consisting of epoxidized vegetable oil and este... Read More
Inventors: Hirshman, Justin L.; Garcia, Dana S.; Kazemizadeh, Mohammad R.;, Assignee: Elf Atochem North America, Inc. (Philadelphia, PA) |
Apparatus for recovering energy and useful products from plantain wastes
What is claimed is: 1. Apparatus for recovering energy and useful products from waste raw material comprising: a housing having a burner provided at a lower firing region thereof and a gas discharge o... Read More
Inventors: Quame, Babington A.;, Assignee: |
Alpha-amylases from Bacillus subtilis
What we claim is: 1. Microbial .alpha.-amylase having optimum amyloltyic acitivity at 40.degree. C and at a pH value between 9.0 and 11.5. 2. .alpha.-Amylase as set forth in claim 1, having said optim... Read More
Inventors: Mitsugi, Koji; Kobayashi, Nobuo; Shida, Toshiro; Yokokawa, Yasunori;, Assignee: Ajinomoto Co., Inc. (Tokyo, JA) |
Novel intumescent composition
It is difficult to impart durable flame retardance to a wood substrate. Wood substrates present a flameproofing problem which is materially different from that presented by fibrous hydrophilic organi... Read More
Inventors: Nicholson, Richard R.; Smith, Ray E.; Shukla, Jayendra G.;, Assignee: Veesicol Chemical Corporation (Chicago, IL) |
Method for controlling growth of tobacco suckers
What is claimed is: 1. A method for controlling tobacco suckers characterized by applying around portions of the tobacco in which suckers are to be developed or have been slightly developed a composit... Read More
Inventors: Nishiyama, Ryuzo; Takahashi, Ryohei; Sakashita, Nobuyuki;, Assignee: Sumitomo Chemical Company, Limited (Osaka, JA); Ishihara Sangyo Kaisha Ltd. (Osaka, JA) |
2-Carboxamido-substituted tetracyclines and process for their manufacture
We claim: 1. A 2-carboxamido-substituted tetracycline of the general formula I ##SPC5## in which R.sub.1 is lower, optionally branched alkyl, R.sub.2 and R.sub.3 may be identical or different and each... Read More
Inventors: Hartung, Herbert; Durckheimer, Walter; Schrinner, Elmar; Gerhards, Hermann;, Assignee: Hoechst Aktiengesellschaft (Frankfurt am Main, DT) |
Herbicidal antidote compositions with substituted oxazolidines and thiazolidines
What is claimed is: 1. An herbicidal composition comprising an active .alpha.-halo substituted acetanilide herbicide compound and an antidote therefor corresponding to the formula ##STR5## in which X ... Read More
Inventors: Pallos, Ferenc M.; Brokke, Mervin E.; Arneklev, Duane R.;, Assignee: Stauffer Chemical Company (Westport, CT) |
Method of increasing the recoverable sugar from sugar beets
I claim: 1. A method for increasing the recoverable sugar from sugar beets which comprises contacting the sugar beet plants with from about 0.1 ounce to about 4 lbs. per acre of sucrose tri(2-methoxy-... Read More
Inventors: Luteri, George F.;, Assignee: Velsicol Chemical Corporation (Chicago, IL) |
Herbicidal compound, herbicidal composition containing the same and method of use thereof
OF THE INVENTION The compound of formula (I) of this invention which is useful in a herbicidal (hereinafter, "herbidical compound") contains a phenoxyalkanecarboxylic acid structure in the molecule, ... Read More
Inventors: Takahashi, Ryohei; Fujikawa, Kanichi; Yokomichi, Isao; Tsujii, Yasuhiro; Sakashita, Nobuyuki;, Assignee: Ishihara Sangyo Kaisha, Ltd. (Osaka, JA) |
2-(5-Phenyl-1,3,4-thiadiazol-2-yl)benzoic acid
We claim: 1. 2-(5-Phenyl-1,3,4-thiadiazol-2-yl)benzoic acid.
Description:
This invention relates to a method of regulating plant growth and to plant growth regulant compositions as well a... Read More
Inventors: Brouwer, Walter G.; MacPherson, Edwin J.; Ames, Ronald B.; Neidermyer, Robert W.; Crittendon, Charles E.;, Assignee: Uniroyal, Inc. (New York, NY); Uniroyal Ltd. (Ontario, CA) |
Dichloroacetylimino herbicide antagonists as plant protection agents
We claim: 1. The method of protecting crop plants from herbicides which comprises applying to the crop seeds or to the soil in which the seeds are planted an effective amount, sufficient to improve th... Read More
Inventors: Hoffmann, Otto L.; Kirkpatrick, Joel L.;, Assignee: Gulf Oil Corporation (Pittsburgh, PA) |
Hexahydroisoindole derivatives, and their production and use
I claim: 1. A compound represented by the formula ##STR8## wherein R is halogen. 2. A compound as claimed in claim 1, wherein the halogen is chlorine. 3. A compound as claimed in claim 1, wherein the ... Read More
Inventors: Ishida, Yasuo;, Assignee: Takeda Chemical Industries, Ltd. (Osaka, JP) |
Selectively herbicidal N-(5-substituted-2-thiadiazolyl)-thiocarboxamides
I claim: 1. The selectively herbicidal composition which comprises an effective amount of a compound which has the general structural formula ##STR3## in which R is trifluoromethyl, N,N-dimethylsulfam... Read More
Inventors: Patel, Natu R.;, Assignee: Gulf Oil Corporation (Pittsburgh, PA) |
Herbicidal mixed salts of magnesium
I claim: 1. a herbicidal composition comprising an inert carrier, as an essential active ingredient, in a quantity toxic weeds, a mixed salt of magnesium having the empirical formula ##STR3## wherein ... Read More
Inventors: Hokama, Takeo;, Assignee: Velsicol Chemical Corporation (Chicago, IL) |
Haloacyl and thiohaloacyl aryl-substituted oxazolidines and thiazolidines-herbicidal antidotes
What is claimed is: 1. A compound according to the formula ##STR11## in which R is haloalkyl containing from 1 to 6 carbon atoms, inclusive, and the term halo includes chloro and bromo as mono, di, tr... Read More
Inventors: Teach, Eugene G.;, Assignee: Stauffer Chemical Company (Westport, CT) |
Molecular Biology 
