Aldonic PowerPoint PPT Presentations

... Ribose and arabinose erythrose. b) Kiliani-Fischer synthesis on erythrose ribose ... Oxidation of ribose achiral (optically inactive) aldaric acid. 6. ...

Wood Chemistry PSE 406/Chem E 470 Lecture 3 Wood Sugars

Chapter 12 Carbohydrates

Erythro and Threo. Terms used for diastereomers with two adjacent ... Chain Lengthening. Epimerization. In base, H on C2 may be removed to form enolate ion. ...

Title: No Slide Title Author: Chemistry Created Date: 1/19/2004 9:54:08 PM Document presentation format: On-screen Show Other titles: Times Century Gothic Symbol ...

carbohydrates (Chapter 25) monosaccharides. peptides and proteins ... For carbohydrates, the convention is to ... Carbohydrates are designated as D- or ...

Title: PowerPoint Author: Billgates Last modified by: djx Created Date: 7/11/2004 9:59:17 AM Document presentation format:

Guest Lecturer: Prof. Jonathan L. Sessler

William H. Brown & Christopher S. Foote Carbohydrates Chapter 24 Carbohydrates Carbohydrate: a polyhydroxyaldehyde or polyhydroxyketone, or a substance that gives ...

Recall that Benedict's reagent (CuSO4) can oxidize aldehydes with adjacent ... group of an aldose is oxidized under basic conditions to a carboxylate anion ...

Department of Chemistry and Immunochemistry. Wroclaw, Bujwida 44a ... 6, 13, 20, 27 October 2006 for Medical Students. in November 2006 only for Dentristry Students ...

... determined the configuration around each chiral carbon in D-glucose in 1891, ... The four chiral centers in glucose tells us there are sixteen (24) stereoisomers. ...

Title: Organic Chemistry Fifth Edition Subject: Sections 25.1-25.4 Author: Frank Carey Last modified by: SHKim Created Date: 10/24/2000 2:05:48 PM Document ...

... Earth. 4.6 109 yrs ago Formation of Earth. 3.5 109 yrs ago ... formate. methanol. glycolaldehyde. Aldol condensation. glyceraldehyde. de Bruyn-van Ekenstein ...

Definition, classification, isomerism, structure and properties of carbohydrates

Monosaccharides are carbohydrates that cannot be hydrolyzed to simpler carbohydrates ... carbon of a cyclic carbohydrate can be left unspecified using a wavy bond ...

Polysulfides oxidize carbohydrate reducing end groups to carboxylic acid thus slowing peeling. ... Oxidized carbohydrate becomes stable compound for alkaline ...

Title: Carey Chapter 25 Carbohydrates Author: Monte Wolf Last modified by: MWolf Created Date: 3/30/2000 4:09:52 PM Document presentation format: On-screen Show

The stereochemical relationships, shown in Fischer projection, among the D-aldoses with three to six carbon atoms. The stereochemical relationships among the D ...

Penultimate Carbon stereocenter on the next to the last carbon on the chain. ... Step 1 Reaction of aldehyde with cyanide to form cyanohydrin ...

Chapter 25 Biomolecules: Carbohydrates The Importance of Carbohydrates Carbohydrates are widely distributed in nature. key intermediates in metabolism (sugar ...

* * (Rhamnaceae) Zizyphus jujuba Mill. ...

CARBOHYDRATE CHEMISTRY and MTABOLISM By Mohamed Aly Abdelhafez, PhD Medical Biochemistry & Molecular Biology Department Faculty of Medicine, Cairo University

Glycosides 6. Reactions of monosaccharides 7. Synthesis of monosaccharides 8. Disaccharides and polysaccharides 9. Pyrimidine and purine bases 10.

In a glucose tolerance test, blood glucose is measured for several hours after ... Reducing Sugars. Reducing sugars. Free anomeric carbon. Benedict's test ...

(note: technically the simplest compound with the empirical formula of the class ... Amygdalin: upon hydrolysis yeilds hydrogen cyanide (HCN). Found in almond seeds ...

Carbohydrates Sugars or Saccharides One of the most abundant compounds of living cells In living cells (plants) - carbohydrates are made by photosynthesis

There exists no better thing in the world than beer to blur class and social ... OFTEN HIGHLY IMMUNOGENIC = A/B/O blood groups. Fucose GluNAc & Gal. Glycoproteins ...

The most abundant biological molecules. Compounds of the generic formula (C.H2O)n (n3) ... Predominates -Position of bulkier substituents. Axial. Sugar Derivatives ...

In an ester, the H in the carboxyl group of a carboxylic acid is ... Esters give flowers and fruits their pleasant fragrances and flavors. Properties of Esters ...

CHEMICAL ADDITIVES AND SURFACTANTS ON KRAFT PULPING OF E. CAMALDULENSIS Student : Md.Jabed Hasan Committee : Dr. Esa Viljakainen (Chairperson) Dr. Mousa M. Nazhad

Tehran University of Medical Sciences Parvin Pasalar Arsia Jamali Why Carbohydrates ? Sugars Sugars/ Importance 1. Photosynthesis energy stored in carbohydrates 2.

4. Base-catalyzed isomerisation of monosaccharides. 5. Glycosides ... alkaline conditions. Examples: Polysaccharides. Outline. 1. Classification of carbohydrates ...

... MUCOPROTEINS 4% hexosamine b) Chitin (no protein) : ... Pathway of degradation varies with cellular location. Release of monosaccharides 1 ...

A chiral carbon atom has four different groups attached. Mirror Images ... D,L tells which of the two chiral isomers we are referring to. ...

As more complex carbohydrates were discovered, the term came to mean ... Glycosaminoglycans (GAGs) GAGs are linear polymers with disaccharide repeating units. ...

The Chemistry of Wood Value Added Alternatives Sally Krigstin Faculty of Forestry University of Toronto Presentation Summary Structure of Wood Structure of wood cell ...

Carbohydrates Chapter 18 Cyclic forms of monosaccharides We saw back in chapter 15 that glucose can form a cyclic hemiacetal. In fact, this form of glucose is more ...

linear amylose. branched amylopectin. cross-linked cellulose. classification ... GLUCANS. starch. amylose - nonbranching ( 1-4 ) amylopectin - branched ( 1-6 ) ...

Chemistry B11 Chapter 19 & 20 Esters, Amides and Carbohydrates Oxidation of Monosaccharides Reducing sugars: reduce another substance. + 2Cu2+ Oxidation + Cu2O(s) OH ...

Chapter 25. Biomolecules: Carbohydrates Based on McMurry s Organic Chemistry, 7th edition * Maltose and Cellobiose Maltose: two D-glucopyranose units with a 1,4 ...

Classified by location of their carbonyl group (ketose or aldose) and the number ... in Mannose with N-Acetylglucosamine, Galactose, Glucose, Sialic Acid, and Fucose ...

Chapter 25. Biomolecules: Carbohydrates Based on McMurry s Organic Chemistry, 6th edition Importance of Carbohydrates Distributed widely in nature Key intermediates ...

or indirectly after hydrolysis, reduce alkali solutions of ... 2) High capacity to rotate plane polarized light (POLARIMETER) - Translated in to sugar units. ...

Title: PowerPoint Presentation Author: Physician Assistant Studies Last modified by: pak eko Created Date: 3/29/2002 2:40:15 PM Document presentation format

... of Monosaccharides Humans need to obtain eight monosaccharides for proper functioning All are used for synthesis of glycoconjugate components of cell walls 21 ...

Aldo sugars are written with the aldehyde group at the top and the primary ... An osazone can be formed from two different aldo sugars that are stereoisomeric at C(2) ...

Carbohydrates. I make a concerted effort to eat 5 or more fruits ... Which of the following is used to sweeten some chewing gums and has cariostatic properties? ...

available from hemicellulose, a fiber that is found in almond shells, hardwood, ... Not all fibers are created equal. Insoluble Fiber. cellulose, hemicellulose ...

... (human, bacterial); sweetness; absorption. Structural ... Measurement of optical activity in chiral or asymmetric molecules using plane polarized light ...

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