CAS: 10323-20-3; (2S,3R,4R)-2,3,4,5-Tetrahydroxypentanal

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专利信息

专利号:US-6156885-A
优先权日:1997-10-30
标 题 :Process for the synthesis of alkylpolyglucosides
发明人：MERONI MARIA LUISA; PELLIZZON TULLIO
权利人:CONDEA AUGUSTA SPA
摘要:The process for the synthesis of an alkylpolyglucoside having the formula (I): n n H--(G).sub.n --O--R-- (I) n n wherein n R is linear or branched, saturated or unsaturated C 8 -C 20 alkyl; n G is a radical resulting from removal of a molecule of water from a monosaccharide; and n n is an integer from 1 to 5; n the process entailing reacting an alcohol with a monosaccharide or a compound capable of generating a monosaccharide in in situ, wherein the reaction is carried out in the presence of a catalyst consisting of one or more sterically hindered polyalkylarylsulfonic acids.

专利号:US-5856143-A
优先权日:1993-05-14
标 题 :N-containing saccharides and method for the synthesis of N-containing saccharides from amino-deoxy-disaccharides and amino-deoxy-oligosaccharides
发明人：NILSSON KURT G I
权利人:BIOFLEXIN AB
摘要:Synthesis of an amino-disaccharide, amino-oligosaccharide or a derivative thereof, characterized in that a monosaccharide, a disaccharide, an oligosaccharide, a glycoside or a derivative thereof, in the presence of a glycosidase as catalyst, is reacted with an amino-deoxy-saccharide or a derivative thereof, and that the amino-saccharide is isolated from the product mixture directly or after chemical/enzymatic modification.

专利号:US-9549995-B2
优先权日:2012-03-26
标 题:Efficient synthesis of ethylenedicysteine-sugar conjugates for imaging and therapy
发明人：YANG DAVID J; YU DONG-FANG
权利人:UNIV TEXAS
摘要:Novel methods of synthesis of ethylenedicysteine-sugar conjugates and therapeutic and diagnostic applications of such conjugates are disclosed. Methods of synthesizing these conjugates in high purity are also presented as using starting materials such as thiazolidine carboxylic acid. Also disclosed are methods of imaging, treating and diagnosing disease in a subject using these conjugates prepared herein, such as methods of imaging a tumor within a subject and methods of diagnosing myocardial ischemia.

专利号:US-6183994-B1
优先权日:1993-05-14
标题:N-containing saccharides and method for the synthesis of N-containing saccharides from amino-deoxy-disaccharides and amino-deoxy-oligosaccharides
发明人：NILSSON KURT G I
权利人:BIOFLEXIN AB
摘要:Synthesis of an amino-disaccharide, amino-oligosaccharide or a derivative thereof, characterized in that a monosaccharide, a disaccharide, an oligosaccharide, a glycoside or a derivative thereof, in the presence of a glycosidase as catalyst, is reacted with an amino-deoxy-saccharide or a glycoside or derivative thereof, and that the amino-saccharide is optionally isolated from the product mixture directly or after chemical/enzymatic modification.

专利号:US-6172205-B1
优先权日:1997-12-11
标题 :Synthetic process toward total synthesis of eleutherobin and its analogues and uses thereof
发明人：DANISHEFSKY SAMUEL J; CHEN XIAO-TAO; GUTTERIDGE CLARE E; BHATTACHARYA SAMIT K; ZHOU BISHAN
权利人:TRUSTEES OF COLUMBIA IN THE CI
摘要:This invention provides a process for the preparation of a Eleutherobin derivative of the formula: n wherein R 1 is a hydrogen, ester, nitrile or C 2 H 4 —R wherein R 4 is a carbohydrate, an alcohol an amine, an amide, an alkyne, or, R 2 is a linear or branched alkyl moiety, R 3 is an ester, an amide, a carbamate, an acetal compound,an ether or a urethane, R 4 is a hydrogen or CH 2 ,position C 2 and C 3 is cis or trans,position C 8 is α or β and a compound is produced having the structures: n Additionally, this experiment provides a method for inhibiting growth of cancerous cells comprising contracting an amount of Eleutherobin derivative effective to inhibit the growth of said cells. Further provided is a method for treating cancer in a subject which comprises administering to the subject a therapeutically effective amount of the Eleutherobin derivative.

专利号:US-7193077-B2
优先权日:2003-08-30
标 题 :Exocyclic amine triaryl methyl protecting groups in two-step polynucleotide synthesis
发明人：DELLINGER DOUGLAS J; SIERZCHALA AGNIESZKA B; CARUTHERS MARVIN H
权利人:AGILENT TECHNOLOGIES INC
摘要:Precursors for use in the synthesis of polynucleotides and methods of using the precursors in synthesizing polynucleotides are disclosed. The precursors include a heterocyclic base having an exocyclic amine group and a substituted or unsubstituted triaryl methyl protecting group bound to the exocyclic amine group.