欧盟法规
ECHA物质ECHA物质C&L通报REACH预注册上下游产品
p-toluidinep-toluidine dimethylamino sulfonyl chloridedichloro-N-[(dimethylamino)sulfonyl]fluoro-N-(p-tolyl)methanesulfenamide 📜乙烷,三氯氟-,二甲胺基磺酰氯置于吡啶体系中,用 二氯甲烷 作为反应溶剂,化学反应生成 N,N-二甲基氨基-N-甲苯
参考文献:未活化烯烃的无过渡金属芳基三氟甲基化反应合成含cf 3 Ch 2的二氢吲哚
标题:未活化烯烃的无过渡金属芳基三氟甲基化反应合成含cf 3 Ch 2的二氢吲哚
摘要:烯丙基胺以未活化的双键作为自由基受体,与cf 3 So 2 Na(langlois试剂)进行了无金属的三氟甲基化/环化级联反应,从而提供了包含cf 3 Ch 2的二氢吲哚和四氢异喹啉,它们的实际合成面临重大挑战.该协议具有条件温和,成本低和基材范围广的特点.
DOI:10.1021/acs.Joc.8B01861
专利信息
专利号:US-2022395800-A1
优先权日:2019-11-04
标题:Device for automated synthesis of oligo- and polysaccharides
发明人:SEEBERGER PETER H; DANGLAD FLORES JOSE; LE MAI HOANG KIM; PARDO VARGAS ALONSO; SLETTEN ERIC; SALWICZEK MARIO
权利人:MAX PLANCK GESELLSCHAT ZU RFERDERUNG DER WSS E V; GlycoUniverse GmbH & Co KG&A
摘要:The present invention generally relates to automated synthesis technology, and more particularly, to a device and method for automated synthesis of oligo- and polysaccharides on a solid support. In particular the present invention relates to a device for automated synthesis of oligo- and polysaccharides on a solid support comprising a reaction vessel, a reagent storing component, a reagent delivery system, a cooling device for cooling reaction vessel, and a pre-cooling device for pre-cooling the reagents to be supplied.
专利号:US-2004058888-A1
优先权日:2000-01-13
标题:Methods for synthesis of alpha-d-gal (1~>3) gal-containing oligosaccharides
发明人:BORNAGHI LAURENT; DEKANY GYULA; DRINNAN NICHOLAS BARRY; PAPAGEORGIOU JOHN; WEST MICHAEL LEO
摘要:This invention relates to reagents and methods for synthesis of biologically active di- and tri-saccharides comprising α-D-Gal(1→3)-D-Gal. In particular the invention provides novel reagents, intermediates and processes for the solution or solid phase synthesis of α-D-galactopyranosyl-(1→3)-D-galactose, and derivatives thereof. In one preferred embodiments the invention provides a protected monosaccharide building block of general formula (II): in which R 3 is methoxy or methyl; R 1 is H, benzoyl, pivaloyl, 4-chlorobenzoyl, acetyl, chloroacetyl, levulinoyl, 4-methylbenzoyl, benzyl, 3,4-methylenedioxybenzyl, 4-methoxybenzyl, 4-chlorobenzyl, 4-acetamidobenzyl, or 4-azidobenzyl; and R 2 is H, Fmoc, benzoyl, pivaloyl, 4-chlorobenzoyl, acetyl, chloroacetyl, levulinoyl, 4-methylbenzoyl, benzyl, 3,4-methylenedioxybenzyl, 4-methoxybenzyl, 4 -chlorobenzyl, 4-acetamidobenzyl, or 4-azidobenzyl.
专利号:US-9012625-B2
优先权日:2009-04-07
标 题 :Method for the synthesis of a trisaccharide
发明人:DÉKANY GYULA; Ã?GOSTON KÃ?ROLY; BAJZA ISTVAN; BOUTET JULIEN; BØJSTRUP MARIE; FANEFJORD METTE; PÉREZ FIGUEROA IGNACIO; HEDEROS MARKUS; HORVATH FERENC; KOVÃ?CS-PÉNZES PIROSKA; KRÖGER LARS; OLSSON JOHAN; RÖHRIG CHRISTOPH; SCHROVEN ANDREAS; VRASIDAS IOANNIS
权利人:DÉKANY GYULA; Ã?GOSTON KÃ?ROLY; BAJZA ISTVAN; BOUTET JULIEN; BØJSTRUP MARIE; FANEFJORD METTE; PÉREZ FIGUEROA IGNACIO; HEDEROS MARKUS; HORVATH FERENC; KOVÃ?CS-PÉNZES PIROSKA; KRÖGER LARS; OLSSON JOHAN; RÖHRIG CHRISTOPH; SCHROVEN ANDREAS; VRASIDAS IOANNIS; GLYCOM AS
摘要:The present invention relates to an improved synthesis of a trisaccharide of the formula (1), novel intermediates used in the synthesis and the preparation of the intermediates.
专利号:US-2024024489-A1
优先权日:2020-11-20
标 题:Protected disaccharides, their process of preparation and their use in the synthesis of zwitterionic oligosaccharides, and conjugates thereof
发明人:MULARD LAURENCE; DHARA DEBASHIS; PFISTER HELENE; PAOLETTI JULIE; PHALIPON ARMELLE; GUERREIRO-INVERNO CATHERINE
权利人:PASTEUR INSTITUT
摘要:The present invention provides zwitterionic oligosaccharides, in particular fragments of the surface polysaccharides from Shigella sonnei and Shigella sonnei conjugates comprising them. The present invention also provides protected disaccharides, their process of preparation and their use in the synthesis of zwitterionic oligosaccharides, and conjugates thereof, the disaccharide repeating unit of Shigella sonnei being: (I)
专利号:WO-9508553-A1
优先权日:1993-09-22
标 题 :Synthesis of selectin ligands
发明人:NICOLAOU K C; BOCKOVICH NICHOLAS J; CARCANAGUE DANIEL R
权利人:SCRIPPS RESEARCH INST; NICOLAOU K C; BOCKOVICH NICHOLAS J; CARCANAGUE DANIEL R
摘要:The total synthesis of the naturally occurring sulfated Le?x and Lea¿ tetrasaccharides, trisaccharide analogs of sulfated Le?x and Lea¿, and multivalent Lex selectin ligands are described.
专利号:US-2014234364-A1
优先权日:2011-09-23
标 题:Total synthesis and immunological evaluation of saccharide moieties of the lipopolysaccharide from neisseria meningitidis
发明人:SEEBERGER PETER H; YANG YOU; ANISH CHAKKUMKAL; REINHARDT ANIKA
权利人:MAX PLANCK GES ZUR FÖRDERUNG DER WISSENSCHAFTEN E V
摘要:The present invention relates to the total chemical synthesis of the monosaccharide 35 # (R′â•?H), the disaccharide 36 # (R′≠H; R″â•?H), the trisaccharide 37 # (R′≠H; R″≠H; R′″≠H) and the tetrasaccharide 1 # (R′≠H; R″≠H; R′″≠H) of the following general formula wherein R represents —Y—NH 2 Y represents a linker R′ is H or R″ is H or R′″ is H or of the lipopolysaccharide from Neisseria meningitidis , as well as to the trisaccharide 37 # and the tetrasaccharide 1 # , to vaccines containing at least one of the saccharides 1 # , 35 # , 36 # , and 37 # and to the use of such vaccine for immunization against diseases caused by infection with bacteria containing the tetrasaccharide α-GlcNAc-(1→2)-α-Hep-( 1→3 )-α-Hep-(1→5)-α-Kdo or the trisaccharide α-Hep-(1→3)-α-Hep-(1→5)-α-Kdo or α-GlcNAc-(1→2)-±-Hep-(1→3)-α-Hep, especially for immunization against meningitis, septicaemia, pneumonia and nasopharyngitis caused by Neisseria meningitidis.