20. Draw the hydrolysis product of the following polysaccharides (show reagents also): сно CH, OH сно...
Q1: CH, OH CHOH HO X OH OH OH a. Give common name of the given sugars. b. Name the glycoside linkage c. Identify them and reducing or non-reducing sugars d. Write the product for hydrolysis of these disaccharides Q 2: (a) Identify the type of isomers: СНО СНО но НО —н -н нон н — — ОН СН,ОН СН,ОН
1. Draw the product of each reaction CH сн, CHT CH он OH CHy c ctly Hcl + CH3 сH, -Of + NH2 Ph PhRou H2O Ph -아H Ph d. он +HaO NH2 CH + HC NO2 f HaN Кон CH3 NH2 Но 1-04 9
3) Show how the following molecules can be synthesized from the starting material indicated. Draw the structure of each intermediary compound in your synthesis, and add reagents above/beneath your reaction arrows. (24 points total) CHO сно но -H H OH H-O a) OH H- H OH H- OH сHон H OH CH-OH
Consider the following reaction: OH HC H.SO CH, + ОН Δ Show the complete mechanism for the following transformations. Make sure to show all arrows depicting the movement of electrons. The above reaction (using acid and heat) causes a number of unwanted side products to form (a big mess). Propose a better synthesis for the product using the same starting materials. Show the reagents and intermediate steps to complete the synthesis: OH H3C- ??? + CH3 OH X steps Propose...
20. Draw a stepwise arrow pushing mechanism for the following reaction: ROOR 21. a. HCE CH b. Devise a synthesis of the following molecules beginning with ethane as the starting material: OH C. d. 22. Beginning with cyclopentane, devise a synthesis of the following molecules: он a. OH он CN
8. What is the major product of the following reaction? Cн, CH Cl (solvent) C сн, a сн, CH CH H OH H OH OH 9. What is the degree of unsaturation of C10H12N203? a 4 b.5 c. 6 d.7 10. Which of the following statement about using curved arrows in polar reaction mechanism is true? a. The nucleophile can be either negatively charged or positively charged. b. The electrophile must be neutral. c. Electrons move from a nucleophilic source...
18. Which of the following compound(s) would undergo mutarotation in aqueous solution? 19. Draw the chair conformation of a-D-galactopyranose. 20. Which of the following compound(s) is a glycoside? 21. Provide the reagents neccesary to carry out the following conversion. 22. Predict the product(s) for the following reaction. 23. D-glucose & D-galactose are ______epimers of each other. 24. Predict the product(s) for the following reaction. 25. Which of the following compound(s) would produce D-glucose and D-mannose when treated with HCN followed...
please show all steps including each mechanism (arrows) and also if SN1 has any rearrangements of carbocation intermediate through a hydride shift and/or methyl shift. DO NOT NEED ELIMINATION. ONLY SUBSTITUTION. Sy1/E1 versus S2/E2 Learning Checks Draw the major organic substitution and/or elimination products in the following reactions. If no reaction is possible, write “No Reaction". Substitution Product(s) Elimination Product(s) 2) 2) OH BrCH K* -Ot-Bu NaOCH н"Сн, сн,он нсн, Ph NaOCH Br H CH3OH CH NaOCH NaOH T.CH, I...
Questions: 1. Show how one could carry out each of the following transformations using the Grignard reaction. Any necessary organic or inorganic reagents may be used. Name each reactant and product. CHS(CH2)2CH,Br (CH-CH,CH, CH),CHон (a) -CH— CH-CHо -- Н.С -Cн-сн-сн— сн- (b) ОН CH,(CH2) (c) н CH,(CH)(CH) C(CH)2 Он OH (d) - OC_H (CoH)C=CH2 Н.С
(methyl shit) CH, 20 carbocation Draw the reactant and major product of each of the following reactions, also indicating your reagents. ) a) Complete hydrogenation of ethyne, C2H2. CHE 250 HW- Ch 7-8-ALKENES-SYNTHESIS & REACTIONS b) Hydration of 2-butene OH c) Addition of HBr to propene: d) Reaction of 1-butene with HBr/HOOH: e) Reaction of 2-methyl, 2-butene with: 1) BHs; 2) H202, HO