Class 564/293 - Choline, beta-alkylcholines, ethers thereof, and salts thereof

Subclass of Class 564 - Organic compounds -- part of the class 532-570 series
Definition: Compounds which are choline, beta-alkyl cholines, or ethers
No. of patents: 36
Last issue date: 08/12/2008

Number	Title	Issue Date
7411092	Quaternary ammonium salts A quatemary ammonium salt of the following formula (1): {(R1)a(R2)b(R3)c(R4OCH2CH2OCH2CH2)dN}+.A− ...	08/12/2008
7405332	Chemical process The invention provides a process for preparation of a fluorohaloalkane, preferably an [18F]fluorohaloalkane of formula (I) wherein X is halo and n is an integer of from 1 to 6; which comprises: reaction of the corresponding organosilicon compound of formu...	07/29/2008
7323594	Transfection reagents Disclosed are compounds capable of facilitating transport of biologically active agents or substances into cells having the general structure: wherein Q is selected from the gro...	01/29/2008
7320803	Crystalline choline ascorbate Crystalline ascorbate, in particular choline ascorbate in the form of crystals free from water of crystallization, processes for its preparation, and its used are described. ...	01/22/2008
7294511	Methods for delivering nucleic acid molecules into cells and assessment thereof Methods for delivering nucleic acid molecules into cells and methods for measuring nucleic acid delivery into cells and the expression of the nucleic acids are provided. The methods are designed for introduction of large nucleic acid molecules, including artificial ...	11/13/2007
7247606	Branched reaction products A compound of formula: wherein each R group independently is C6-C10 arylene group, a straight or branched chain C2-C°alkylene group optionally containing an arylene gr...	07/24/2007
7189874	Transfection reagents Disclosed are compounds capable of facilitating transport of biologically active agents or substances into cells having the general structure: wherein Q is selected from the group consisting of N, O and S...	03/13/2007
7173154	Transfection reagents Disclosed are compounds capable of facilitating transport of biologically active agents or substances into cells having the general structure: wherein Q is selected from the gro...	02/06/2007
7166745	Transfection reagents Disclosed are compounds capable of facilitating transport of biologically active agents or substances into cells having the general structure: wherein Q is selected from the gro...	01/23/2007
7166476	Highly reproducible agglutination immunoassay method and reagents The present invention provides an agglutination immunoassay, wherein the agglutination of insoluble carrier particles such as latex are stabilized and uniformized to give good reproducibility, and a reagent therefor. In the agglutination immunoassay which comprises ...	01/23/2007
7145039	Transfection reagents Disclosed are compounds capable of facilitating transport of biologically active agents or substances into cells having the general structure: wherein Q is selected from the gro...	12/05/2006
6998508	Tertiary alkanolamines containing surface active alkyl groups The present invention relates to novel tertiary alkanolamines useful as catalysts for preparing polyurethane foams and as additives to reduce the dynamic surface tension of aqueous solutions. The tertiary alkanolamines may be represented by formula (I): ...	02/14/2006
6936469	Methods for delivering nucleic acid molecules into cells and assessment thereof Methods for delivering nucleic acid molecules into cells and methods for measuring nucleic acid delivery into cells and the expression of the nucleic acids are provided. The methods are designed for introduction of large nucleic acid molecules, including artificial ...	08/30/2005
6794524	Ester based phosphobetaine compounds The invention relates to a series of novel ester containing phosphobetaine compounds, which are exceptional surface active agents that provide outstanding foam and are very mild to the hair and skin, in addition because of the presence of the ester linkage these mat...	09/21/2004
6727387	Quaternary ammonium salts having a tertiary alkyl group A compound of formula I: ...	04/27/2004
6541680	Nutritional methyl supplements change DNA methylation and related characteristics of mammalian offspring Increasing methylation of DNA in an unborn offspring of a pregnant mammal results in changing the epigenetically determined phenotype of the unborn offspring, inhibiting parasitic DNA sequences in the unborn offspring, and/or reducing susceptibility to tu...	04/01/2003
6538032	Phytosphingosine derivatives with antitumor activity The present invention relates to an antitumor agent containing a phytosphingosine derivative, and more specifically, to an antitumor agent containing a phytosphingosine derivative of formula I as an active ingredient, ##STR1## wherein R1, ...	03/25/2003
6437185	Quaternary ammonium compounds and process for preparing and using same Novel quaternary ammonium compounds are disclosed, as well as methods for their preparation and their use in the treatment of hair, fibers and textiles as softening and conditioning agents. The high substantivity of these novel quaternary ammonium compoun...	08/20/2002
6426436	Ether diamines quaternaries The present invention is related to a series of derivatives of novel ether diamine compounds prepared by the cynobutylation reaction of an alcohol having 3 to 22 carbon atoms with 2-pentenenitrile to form a branched alkyl ether nitrile. The etheraminonitr...	07/30/2002
5869715	Polyfunctional cationic cytofectins For use in transporting biologically active species into and through membrane barriers, a cationic amine compound is utilized that has the general structure: ##STR1## wherein R4 and R5 are a pair of same or different lipoyl ...	02/09/1999
5618978	Method of producing choline of a high purity A method of producing a choline having a high purity without containing by-products by using a molecule-inclusion complex of the choline as a starting material. A choline inclusion complex without containing by-products is obtained by reacting an aqueous ...	04/08/1997
5550289	N-(1,(1-1)-dialkyloxy)-and N-(1,(1-1)-dialkenyloxy alk-1-yl-N-N,N-tetrasubstituted ammonium lipids and uses therefor This invention relates to compounds of the formula ##STR1## or an optical isomer thereof wherein R1 and R2 are the same or different and are an alkyl or alkenyl group of 6 to 24 carbon atoms; R3, R4 and R	08/27/1996
5401728	Lecithin based topical liniment A soybean lecithin based topical liniment and method of making the same is disclosed. The liniment utilizes soybean lecithin as a base and major ingredient and as the emulsifier which is mixed with plant oils, natural menthol, calcium stearate, and magnes...	03/28/1995
5281749	Process for reducing the residual content of free alkylating agent in aqeous solutions of amphoteric or zwitterionic surfactants A process for reducing the residual content of free alkylating agent in aqueous solutions of amphoteric or zwitterionic surface-active agents by aftertreatment with ammonia, an amino acid containing 2 to 8 carbon atoms, or an oligopeptide....	01/25/1994
5209858	Stabilization of choline and its derivatives against discoloration The stabilization of aqueous or alkanolic solutions of choline and derivative of choline against discoloration on aging by the addition of an unsubstituted hydroxylamine salt to the choline solutions at levels of less than 1 percent....	05/11/1993
5124061	Systemic plant cryoprotection with choline salts A method of increasing the resistance of plants to damage by freezing conditions by treating the plants, prior to exposure to such conditions, to or with a composition containing a choline salt of a monocarboxylic or polycarboxylic acid which is absorbed ...	06/23/1992
5011973	Novel process for producing bischoline-disulfonate derivatives The process for producing bischoline-disulfonate derivatives of Formula (I) ##STR1## useful for enhancing the digestive function comprising reacting, in the presence of an organic solvent, a trimethylammonium salt derivative of Formula (II) ##ST...	04/30/1991
4906780	Process for the production of optically active beta-methylcholine Process for the production of optically-active beta-methylcholine from optically active 3-chloro-2-oxy-propyltrimethyl ammonium chloride....	03/06/1990
4889953	Glycerol derivatives, their production and use Compounds of the formula: ##STR1## wherein R1 is a higher alkyl group which may be substituted; R2 is a hydrogen, a lower alkyl group which may be substituted, a lower alkanoyl group which may be substituted or a lower alkylthio...	12/26/1989
4727191	Purification of (hydrocarbylthio) aromatic amines A (hydrocarbylthio)aromatic amine, such as a methylthiosubstituted toluenediamine, is separated from corresponding aromatic amines containing fewer hydrocarbylthio groups by washing an organic solution of the amine mixture with a dilute aqueous acid havin...	02/23/1988
4709083	Method of making boron analogues A method of synthesizing boron analogues of choline and choline related mrials is disclosed. The method comprises reacting N,N dimethylethanolamine with hydrogen chloride or an acid chloride to form an ester hydrochloride. The resulting aminoalcohol hydr...	11/24/1987
4482713	Quaternary ammonium salts and their preparation Novel quaternary ammonium salts of the general formula where R1 and R2 are identical or different and each is alkyl, aryl, aralkyl, alkylaryl, alkoxyalkyl, or a (poly)alkylene glycol radical, or R1 and R2, together w...	11/13/1984
4480126	Process for the preparation of quaternary ammonium compounds Process for the preparation of quaternary ammonium compounds by reacting a tertiary amine with a vicinal halohydrin having at least 6 carbon atoms, and quaternary ammonium compounds prepared thereby....	10/30/1984
4439454	Process for choline and vitamin stabilization Process for the stabilization of choline and stabilization of vitamins, in which choline is heated with a mixture of an aldehyde and a nitrogenous compound, preferably formaldehyde and urea, and vitamins are stabilized by addition thereof to said mixture ...	03/27/1984
4096180	Fluorodehydroxylation of serine Organic compounds containing one or more alcoholic hydroxyl groups are transformed into fluorine compounds by reacting them with sulfur tetrafluoride in liquid hydrogen fluoride solution, at temperatures between around -80° C. and +20° C. The method can...	06/20/1978
4021447	Synthesis of zeolite ZSM-4 As synthesized by previous methods, ZSM-4 zeolites are crystallized in the presence of substantial amounts of a tetramethylammonium hydroxide or halide. When synthesized in this way, they contain the tetramethylammonium cation as well as a metal cation su...	05/03/1977

PatentStorm

Bizarre Patents

PatentStorm News

Class 564/293 - Choline, beta-alkylcholines, ethers thereof, and salts thereof