|
Match
|
Document |
Document Title |
|
|
8173619 |
***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Phosphoramidate derivatives of nucleoside compounds for use in the treatment of cancer
The compounds are phosphoramidate derivatives of nucleoside compounds such as cladribine, isocladribine, fludarabine and clofarabine useful in the treatment of cancer.
|
|
|
8173621 |
Nucleoside cyclicphosphates
Cyclic phosphate of nucleoside derivatives for the treatment of viral infections in mammals, which is a compound, its stereoisomers, salts (acid or basic addition salts), hydrates, solvates, or...
|
|
|
7667034 |
Chemical synthesis of S-adenosyl-L-methionine with enrichment of (S,S)-isomer
This invention relates to an improved process for the industrial manufacture of S-adenosyl-L-methionine (SAMe) of formula (I), which consists of stereo-selective methylation of...
|
|
|
7521432 |
Compositions and methods for identifying agents which regulate chromosomal stability, gene activation and aging
Novel compositions and methods are provided for identifying agents which affect chromosomal stability and aging.
|
|
|
7470784 |
Methods for synthesizing 2-chloro-9-(2-deoxy-2-fluoro-β-D-arabinofuranosyl)-9H-purin-6-amine
2-Chloro-9-(2-deoxy-2-fluoro-β-D-arabinofuranosyl)-9H-purin
-6-amine is synthesized by reacting a 2-chloro-6-substituted purine with a protected and activated 2-deoxy-2-fluoro-D-arabinofiranose; ...
|
|
|
7368437 |
Bicyclic heterocycles, processes for their preparation and their use as herbicides and pharmaceutical agents
Methods and compounds for inhibiting the enzymes adenosine monophosphate deaminase or adenoside deaminase are provided. Such methods and compounds are useful in agriculture, horticulture and/or...
|
|
|
7176305 |
Production method for purine nucleotide derivative disodium crystals and alcohol removing method
Purine nucleotide derivative disodium crystals having a minimized amount of remaining alcohol such as methanol, ethanol or a mixture thereof are produced by overdrying purine nucleotide derivative...
|
|
|
7153840 |
Aqueous fludarabine phosphate composition
This invention is directed towards a ready-to-use aqueous composition of fludarabine phosphate. In one embodiment, the invention is directed to an aqueous fludarabine phosphate composition which...
|
|
|
7148207 |
Oral fludara of high-purity formulation with quick release of active ingredient
This invention relates to a quick-release tablet formulation with >99.19% pure fludara (high-purity fludara) as an active ingredient in a defined composition of residual contaminants.
|
|
|
7125982 |
Microbial production of nuclease resistant DNA, RNA, and oligo mixtures
The present method describes the use of thio-phosphate as a feed source for micro-organisms and multi-cellular organisms. This compound enters into nucleotide pools and ultimately into polymers of...
|
|
|
7019128 |
Propargylethoxyamino nucleotides
Propargylethoxyamino nucleosides are disclosed having the structure wherein R1 and R2 are —H, lower alkyl, or label; B is a 7-deazapurine, purine, or pyrimidine nucleoside base; W1 is —H or —OH...
|
|
|
6949640 |
Method for synthesizing 2-chloro-9-(2-fluoro-β-D-arabinofuranosyl)-9H-purin-6-amine
2-Chloro-9-(2-deoxy-2-fluoro-β-D-arabinofuranosyl)-9H-purin
-9-amine is synthesized by reacting a 2-chloro-6-substituted purine with a protected and activated 2-deoxy-2-fluoro-D-arabinofuranose; ...
|
|
|
6884880 |
Process for the preparation of 9-β-anomeric nucleoside analogs
A process for substantially enhancing the regio and stereoselective synthesis of 9-β-anomeric nucleoside analogs is described. The introduction of the sugar moiety onto a 6-substituted purine base ...
|
|
|
6812342 |
Esters of cyclic ADP ribose derivatives
The present invention is directed to the field of organic chemistry in general and specifically to the preparation of hydrophobic derivatives of cyclic ADP ribose. One form of the present invention...
|
|
|
6794142 |
Amplification using modified primers
The present invention provides modified primers for use in the amplification of a nucleic acid sequence. Amplifications carried out using the modified primers result in less template-independent...
|
|
|
6610841 |
Nucleotide-based prodrugs
This invention relates to nucleotide-based prodrugs and their drug-delivery applications. The nucleotide-based prodrugs of the present invention comprise a drug component covalently attached via...
|
|
|
6555676 |
Biologically active phosphotriester-type compounds
Compounds of formula RS—P(═O)(QR)—Nu where: R is a radical —(CH2)n—W—X; X is a radical —C(═Z)(Y) or —S—U; Z is O or S; W is O or S; Q is O or S; Y and U are an alkyl, aryl or saccharide radical ...
|
|
|
RE38090 |
3′-substituted nucleoside derivative
The invention relates to a 3′-substituted nucleoside derivative represented by the following general formula (1): wherein B means a nucleic acid base which may have a substituent, Z represents a l...
|
|
|
6531589 |
Base protecting groups and synthons for oligonucleotide synthesis
The invention provides new methods for synthesizing oligonucleotides that allow for deprotection of the oligonucleotides under more mild conditions than existing methods. The invention further...
|
|
|
6506896 |
Use of a pentopyranosyl nucleoside for producing an electronic component, and conjugates of said pentopyranosyl nucleoside
The invention relates to a pentopyranosylnucleoside of the formula (I) or of the formula (II) their preparation and use for the production of a therapeutic, diagnostic and/or electronic component.
|
|
|
6420546 |
Oligoribonucleotide and ribozyme analogs with terminal 3′—3′ and/or 5′—5′ linkages
The invention relates to oligoribonucleotide analogs with terminal 3′—3′ and/or 5′—5′ internucleotide linkages. This modification stabilizes the molecules altered in this way, including ribozymes, ...
|
|
|
6407223 |
Process for the synthesis of modified P-chiral nucleotide analogues
The process of the instant invention is drawn to the synthesis of modified P-chiral nucleotide analogues in the form of pure diastereomers possessing preselected configuration at the P-atom....
|
|
|
6329519 |
Intermediates for oligonucleotide synthesis
A compound of formula (I) wherein B1 is a radical of a nucleoside base, R1 is hydrogen or a hydroxy-protecting group, R2 is hydrogen, hydroxy or a 2'-nucleoside-modifying atom or group, R3 is an...
|
|
|
6320035 |
C-nucleoside derivatives and their use in the detection of nucleic acids
The invention concerns pyrrolo-[3,2-d]pyrimidine, pyrazolo-[4,3-d]pyrimidine and pyrimidine-furanosides i.e. so-called C-nucleosides of the general formulae I-V ##STR1##or appropriate derivatives...
|
|
|
6252060 |
Antiviral liponucleosides: treatment of hepatitis B
Compounds for treating hepatitis B infections. The compounds consist of nucleoside analogues having anti-hepatitis B activity which are linked, commonly through a 5' phosphate of the pentose...
|
|
|
6232465 |
Compositions for enzyme catalyzed template-independent creation of phosphodiester bonds using protected nucleotides
A method for the stepwise creation of phosphodiester bonds between desired nucleosides resulting in the synthesis of polynucleotides having a predetermined nucleotide sequence by preparing an...
|
|
|
6200757 |
Method for controlling the extension of an oligonucleotide
The present invention relates to a method for selectively extending an oligonucleotide primer along a specific target polynucleotide sequence in a mixture of polynucleotides. A combination is...
|
|
|
6140310 |
Phosphorous prodrugs
The composition and methods of synthesis of phosphorus prodrugs are described. These methods can be used to convert negatively charged phosphorus bearing drugs into neutrally charged; lipid soluble...
|
|
|
6133438 |
Process for the preparation of 2'-O-alkyl purine phosphoramidites
Processes for preparing 2'-O-alkylated guanosine, uridine, cytidine, and 2,6-diaminopurine 3'-O-phosphoramidites include the steps of alkylating nucleoside precursors, adding suitable blocking...
|
|
|
6124445 |
Phosphotriester oligonucleotides, amidities and method of preparation
Oligonucleotides having bioreversible phosphate blocking groups can be used as pro drugs for the oligonucleotides. The bio-reversible blocking groups can be removed by intercellular enzymes,...
|
|
|
6048975 |
Process for the chemical synthesis of oligonucleotides
A process for the chemical synthesis of oligonucleotidesUse of a dansylethoxycarbonyl group as base-labile 5'-hydroxyl protective group in the chemical synthesis of DNA and RNA and suitable...
|
|
|
6020482 |
Phosphotriester type biologically active compounds
Phosphotriester compound of general formula (I); ##STR1## wherein R is a radical --(CH2)n --S--X in which X is a radical (a) or --S--U, Z being O or S, and Y and U denote an alkyl, aryl or osidic...
|
|
|
6001611 |
Modified nucleic acid amplification primers
The present invention provides modified primers for use in the amplification of a nucleic acid sequence. Amplifications carried out using the modified primers result in less non-specific...
|
|
|
5990303 |
Synthesis of 7-deaza-2'deoxyguanosine nucleotides
The present invention provides 7-deaza-2'-deoxy-guanosine nucleotides of the general formula: ##STR1## wherein R is a --PO3 H2, --P2 O6 H3 or --P3 O9 H4 residue or an alkali metal, alkaline earth...
|
|
|
5977343 |
Synthesis, deprotection, analysis and purification of RNA and ribozymes
Method for purification and synthesis of RNA molecules and enzymatic RNA molecules in enzymatically active form.
|
|
|
5955591 |
Phosphotriester oligonucleotides, amidites and method of preparation
Oligonucleotides having bioreversible phosphate blocking groups can be used as pro drugs for the oligonucleotides. The bio-reversible blocking groups can be removed by intercellular enzymes,...
|
|
|
5872243 |
Caged nucleotides
The present invention describes a family of photolabile caged nucleotides, including cyclic nucleotides. The compounds of the present invention are caged analogs and derivatives of NAD+, NADH,...
|
|
|
5849905 |
Biologically active phosphotriester-type nucleosides and methods for preparing same
Compounds of formula RS--P(O) (QR)--Nu where: R is a radical --(CH2)n-W--X; X is a radical --C(Z) (Y) or --S--U; Z is O or S; W is O or S; Q is O or S; Y and U are an alkyl, aryl or sac...
|
|
|
5808035 |
Protected nucleoside and method for its synthesis
The present invention relates to a nucleoside having the formula: ##STR1## where R1 is a hydrogen or a protecting group; R2 is a hydrogen or a coupling group; R3 and R4 are each either a hydrogen...
|
|
|
5780617 |
Synthesis of liponucleotides
A process for the preparation of glycerol di- or triphosphate derivatives comprising coupling the phosphate group of a glycerol monophosphate derivative in which one of the phosphate hydroxyls is...
|
|
|
5763418 |
3'-substituted nucleoside derivatives
The invention relates to a 3'-substituted nucleoside derivative represented by the following general formula (1): ##STR1## wherein B means a nucleic acid base which may have a substituent, Z...
|
|
|
5750676 |
Process for preparing nucleosides with unprotected sugars
A novel process for nucleoside synthesis, which process comprises reacting the free sugar with heterocyclic bases in the presence of silylating agents in an inert solvent containing a Lewis acid.
|
|
|
5750674 |
Methods and compounds for the stereoselective enrichment of oligonucleotide diastereomers and oligonucleotides thereby produced
The present invention provides new mononucleotide synthons useful in the synthesis of oligonucleotides having from one to all P-chiral centers that are predominantly and independently in the R or S...
|
|
|
5744595 |
Propargyl modified nucleosides and nucleotides
The present invention describes a novel 2'-O-alkylation reaction to produce a novel series of nucleosides carrying the 2'-O-propargyl group, using propargyl bromide, dibutyl tin oxide and...
|
|
|
5734042 |
Process for the production of asymmetrical phosphoric acid diesters
The present invention concerns a process for the production of asymmetrical phosphoric acid diesters.The process is characterized in that a phosphoric acid ester is condensed with a compound...
|
|
|
5700666 |
Process for the production of arabinonucleotides
A process for the production of arabinonucleotides of general formula I ##STR1## in which X represents a hydrogen atom or a fluorine atom, is described, which is characterized in that an...
|
|
|
5696255 |
Process for the production of 2-fluoropurine derivatives
This invention relates to a process for the production of 2-fluoropurine derivatives from 2-aminopurine derivatives, which are reacted in HF/pyridine or HF/pyridine/H2 O in the presence of a nitrite.
|
|
|
5668270 |
Process for the preparation of fludarabine or fludarabine phosphate from guanosine
A process for the production of fludarabine or fludarabine phosphate is provided, wherein the nucleoside guanosine or a suitable derivative is employed as the starting material. The guanosine...
|
|
|
5659027 |
Boronated compounds
A novel class of pharmaceutically active boronated compounds are provided. The boronated compounds include boronated purine and pyrimidine bases and boronated nucleosides, as well as phosphate...
|
|
|
5646265 |
Process for the preparation of 2'-O-alkyl purine phosphoramidites
2'-O-alkylated guanosine, uridine, cytidine, and 2,6-diaminopurine 3'-O-phosphoramidites are prepared by alkylating nucleoside precursors, adding suitable blocking groups and phosphitylating....
|