標(biāo)題: Titlebook: Glycoscience: Chemistry and Chemical Biology I–III; Bertram O. Fraser-Reid,Kuniaki Tatsuta,Joachim Thi Book 2001 Springer-Verlag Berlin He [打印本頁] 作者: 僵局 時間: 2025-3-21 18:42
書目名稱Glycoscience: Chemistry and Chemical Biology I–III影響因子(影響力)
書目名稱Glycoscience: Chemistry and Chemical Biology I–III影響因子(影響力)學(xué)科排名
書目名稱Glycoscience: Chemistry and Chemical Biology I–III網(wǎng)絡(luò)公開度
書目名稱Glycoscience: Chemistry and Chemical Biology I–III網(wǎng)絡(luò)公開度學(xué)科排名
書目名稱Glycoscience: Chemistry and Chemical Biology I–III被引頻次
書目名稱Glycoscience: Chemistry and Chemical Biology I–III被引頻次學(xué)科排名
書目名稱Glycoscience: Chemistry and Chemical Biology I–III年度引用
書目名稱Glycoscience: Chemistry and Chemical Biology I–III年度引用學(xué)科排名
書目名稱Glycoscience: Chemistry and Chemical Biology I–III讀者反饋
書目名稱Glycoscience: Chemistry and Chemical Biology I–III讀者反饋學(xué)科排名
作者: 小鹿 時間: 2025-3-21 23:09
Separation and Purification of Carbohydrates 1.2) requiring a wide variety of analytical and separation methods. This chapter is divided into three sections based on the following physical properties of the carbohydrates: unprotected/neutral; unprotected/charged; and protected (Fig. 1). This chapter will focus on preparative methods that are 作者: elastic 時間: 2025-3-22 01:25
General Occurrence of Carbohydratesconstituents in plants, animals, and microorganisms. They are formed . in the process of photosynthesis. The process uses the energy of sunlight to combine carbon dioxide with water to form carbohydrate and molecular oxygen as abbreviated in the following reaction: 6 CO.+6 H.O→C.H.O.+6O.. Carbohydra作者: Infantry 時間: 2025-3-22 07:11
Reactions at Oxygen Atomsis means that the hydroxy-protection is the major problem in this chapter. As carbohydrates contain many hydroxy groups with similar chemical character, and since the respective hydroxy groups play different biological roles depending on their positions, selective protection of particular hydroxy gr作者: 裁決 時間: 2025-3-22 09:19 作者: 易于交談 時間: 2025-3-22 13:49
Deoxygenationsugars. Deoxy sugars of this type are found in many naturally occurring oligosaccharides, more commonly as deoxyaldoses than as deoxyketoses. Three of them are particularly important: (i) L-rhamnose (6-deoxy-L-mannose) found in plant and also in bacterial polysaccharides;作者: 易于交談 時間: 2025-3-22 17:15 作者: 擋泥板 時間: 2025-3-23 00:43
Anhydrosugarssynthesis. These derivatives might be divided into four main classes depending on the size of the heterocyclic ring i.e., oxiranes (e.g., 1), oxetanes (e.g., 2), THF derivatives (e.g., 3), and THP derivatives (e.g., 4; Fig. 1.). The latter are very rare and only limited examples can be found in lite作者: ordain 時間: 2025-3-23 02:21 作者: 頑固 時間: 2025-3-23 08:59 作者: lipoatrophy 時間: 2025-3-23 09:43
Degradation Reactionsive years. Degradation reactions at non-anomeric centers initiated by fragmentation reactions at the anomeric center are included. The general background of degradation reactions is well described in the standard textbooks [., .].作者: set598 時間: 2025-3-23 16:33
Rearrangement Reactions book [.] contains an informative survey of developments in this area. The rearrangement reactions described here are classified into five groups: double bond shifts, cyclo-rearrangements associating with double bond, rearrangements associating with epoxy system, ring isomerizations (contraction and作者: inconceivable 時間: 2025-3-23 21:32 作者: 藐視 時間: 2025-3-23 22:45 作者: 錢財 時間: 2025-3-24 04:36 作者: Robust 時間: 2025-3-24 08:59 作者: 吃掉 時間: 2025-3-24 12:25
,Dissozialit?t und Verwahrlosung,is means that the hydroxy-protection is the major problem in this chapter. As carbohydrates contain many hydroxy groups with similar chemical character, and since the respective hydroxy groups play different biological roles depending on their positions, selective protection of particular hydroxy gr作者: gerrymander 時間: 2025-3-24 16:45 作者: 進取心 時間: 2025-3-24 22:00 作者: 易彎曲 時間: 2025-3-25 00:16
Die Behandlung der Stoffwechselkrankheiten,h several interesting biological properties. Halogenated carbohydrates have found applications as enzyme substrates and sweeteners. The amino deoxy sugars which constitute a class of natural products (2-amino-2-deoxysugars) also exhibit antibiotic properties. Thioglycosides and thiooligosaccharides 作者: 衰老 時間: 2025-3-25 07:04
Lehrbuch der technischen Mechaniksynthesis. These derivatives might be divided into four main classes depending on the size of the heterocyclic ring i.e., oxiranes (e.g., 1), oxetanes (e.g., 2), THF derivatives (e.g., 3), and THP derivatives (e.g., 4; Fig. 1.). The latter are very rare and only limited examples can be found in lite作者: 鞏固 時間: 2025-3-25 08:43
,Maasse und Gesetzm?ssigkeiten, represented by the naturally occurring carbohydrate building blocks of plant materials and antibiotics. Although there is a plethora of synthetic methods for the formation of a C-C bond in saccharides, those which are the most frequently employed are the aldol-type condensation processes, and utili作者: Gorilla 時間: 2025-3-25 14:10
https://doi.org/10.1007/978-3-662-41112-4arbon sugar antibiotic anamarine 2 (Fig. 1) [.] may be mentioned as examples. Many unnatural, synthetically modified, unsaturated sugar derivatives posses significant biological activity. The 2,3-unsaturated nucleosides are among the most striking examples of such compounds; the most representative 作者: erythema 時間: 2025-3-25 18:16
https://doi.org/10.1007/978-3-7091-9972-5ive years. Degradation reactions at non-anomeric centers initiated by fragmentation reactions at the anomeric center are included. The general background of degradation reactions is well described in the standard textbooks [., .].作者: 取之不竭 時間: 2025-3-25 22:00
Kritisches Gutachten und Berichterstattung, book [.] contains an informative survey of developments in this area. The rearrangement reactions described here are classified into five groups: double bond shifts, cyclo-rearrangements associating with double bond, rearrangements associating with epoxy system, ring isomerizations (contraction and作者: delusion 時間: 2025-3-26 00:56
Die Sinnesempfindungen in der Mundh?hlevailability of carbohydrates, often in both enantiomeric forms, makes this class of compounds attractive, especially as chiral substrates for the synthesis of optically active, non-carbohydrate products. Carbohydrates can thus be transformed into versatile chiral starting materials having a suitable作者: gentle 時間: 2025-3-26 04:46
https://doi.org/10.1007/978-3-642-91309-9 not involved in the oxidation/reduction is needed. For more detailed information on the different reagents for oxidations and reductions an eight-volume comprehensive encyclopedia is recommended [.].作者: 珊瑚 時間: 2025-3-26 10:51 作者: 鬼魂 時間: 2025-3-26 14:12 作者: 聯(lián)合 時間: 2025-3-26 19:58
Glycoscience: Chemistry and Chemical Biology I–III作者: 讓空氣進入 時間: 2025-3-27 00:31
Glycoscience: Chemistry and Chemical Biology I–III978-3-642-56874-9作者: GEAR 時間: 2025-3-27 01:09
Book 2001 and technology. Only in recent years have the tools been developed to partly understand the highly complex functions and the chemistry behind them, but many facts still remain undiscovered. "All roads lead to carbohydrates ... we cannot do without them." (K.C. Nicolaou). Presently the field is expe作者: IST 時間: 2025-3-27 06:47 作者: contrast-medium 時間: 2025-3-27 11:44 作者: SAGE 時間: 2025-3-27 16:22 作者: critic 時間: 2025-3-27 18:07
Kritisches Gutachten und Berichterstattung, Lobry de Bruyn-Albert van Ekstain (LdB-AvE) reaction and the Maillard reaction initiated by the Amadori reaction, which are so intimately associated with degradation reactions, are described in the preceding Chap. 2.8, except for a few items discussed in this chapter.作者: 增強 時間: 2025-3-28 00:36 作者: 激怒某人 時間: 2025-3-28 05:29 作者: Spongy-Bone 時間: 2025-3-28 09:30 作者: 評論者 時間: 2025-3-28 11:51 作者: Mri485 時間: 2025-3-28 17:27
Oxidation, Reduction and Deoxygenationhesis of optically active, non-carbohydrate products. Carbohydrates can thus be transformed into versatile chiral starting materials having a suitable framework for the synthesis of, for example, natural products or carbohydrate mimics [.].作者: 緩和 時間: 2025-3-28 21:01
Lehrbuch der r?ntgendiagnostischen Technikese molecules typically do not form stable secondary or higher order structures when dissolved in a solvent. Thus, the physical, chemical, and biological properties of monosaccharides and oligosaccharides are mainly attributable to their primary structures.作者: organism 時間: 2025-3-28 23:51
,Werkzeugst?rungen und hirnlokale Prozesse,tes thus represent the conservation of the energy of the sun as chemical energy and serve as the major source of energy for nonphotosynthe- sizing organisms. Therefore, they must have been very early products in the evolution of life.作者: humectant 時間: 2025-3-29 05:06
Properties of Carbohydratesese molecules typically do not form stable secondary or higher order structures when dissolved in a solvent. Thus, the physical, chemical, and biological properties of monosaccharides and oligosaccharides are mainly attributable to their primary structures.作者: Neuropeptides 時間: 2025-3-29 08:31 作者: 時代錯誤 時間: 2025-3-29 12:39
D-ROM enables, besides fulltext and reference search, graphiGlycostructures play a highly diverse and crucial role in a myriad of organisms and important systems in biology, physiology, medicine, bioengineering and technology. Only in recent years have the tools been developed to partly understand t作者: DAUNT 時間: 2025-3-29 18:08
,Maasse und Gesetzm?ssigkeiten,hods for the formation of a C-C bond in saccharides, those which are the most frequently employed are the aldol-type condensation processes, and utilization of organometallic compounds in diastereoselective addition reactions.作者: Gobble 時間: 2025-3-29 23:36 作者: embolus 時間: 2025-3-30 02:01 作者: flaggy 時間: 2025-3-30 07:27 作者: tenosynovitis 時間: 2025-3-30 10:03
Reactions at Oxygen Atomsific hydroxy groups as well as the selective removal of a part of protecting groups in the context of nucleoti- de synthesis. This progress originates from the necessity of obtaining long-chain natural nucleotides without contamination by analogs or other impurities.作者: Affluence 時間: 2025-3-30 14:23
Heteroatom Exchangetions as chiral ligands for asymetric synthesis and also as biological intermediates. The syntheses of these classes of carbohydrates require specific methods that will be reviewed in the following chapter.作者: helper-T-cells 時間: 2025-3-30 19:27 作者: 五行打油詩 時間: 2025-3-30 21:58 作者: 哎呦 時間: 2025-3-31 04:27
Lehrbuch der technischen Mechaniksynthesis. These derivatives might be divided into four main classes depending on the size of the heterocyclic ring i.e., oxiranes (e.g., 1), oxetanes (e.g., 2), THF derivatives (e.g., 3), and THP derivatives (e.g., 4; Fig. 1.). The latter are very rare and only limited examples can be found in literature.作者: 脫水 時間: 2025-3-31 06:58
https://doi.org/10.1007/978-3-7091-9972-5ive years. Degradation reactions at non-anomeric centers initiated by fragmentation reactions at the anomeric center are included. The general background of degradation reactions is well described in the standard textbooks [., .].作者: DOTE 時間: 2025-3-31 13:15
Deoxygenationsugars. Deoxy sugars of this type are found in many naturally occurring oligosaccharides, more commonly as deoxyaldoses than as deoxyketoses. Three of them are particularly important: (i) L-rhamnose (6-deoxy-L-mannose) found in plant and also in bacterial polysaccharides;
