a) 2-chlorobutane react with NH b) 2-chlorobutane react with KOH aqueous c) 2-chlorobutane react with KOH alcoholic d) 2-propanol react with HCI e) 2-propanol react with Na Write the products formed in each of the above rxns. For each also outline what sort of rxn has taken place and explain (in a step by step rxn manner) how the products were formed from the reactants.
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- Modify the structure of the compound provided to show the skeletal structure of the product that forms when this compound is treated with K2Cr2O7. а CHO No reaction occurs. ☑ : ☐ ك +draw a lewis structure for Cu + 2AgNO3 Cu(NO 3)2 + 2Ag Lanel the oxidized and reduced agents.In observing a Haworth or cyclohexane-chair representation of alpha-d-glucopyranose, the anomeric carbon can de best identified by: a) the carbon atom which is bonded to the most H atoms b) the carbon atom which is bonded to the least H atoms c) The carbon atom which has its OH group pointing down d) The carbon atom which is bonded to two oxygen atoms Cellulose differs from amylose in that: a) cellulose has 1-6 branches while amylose does not b) amylose has 1-6 branches while cellulose does not c) amylose has alpha glycosidic bonds while cellulose has beta glycosidic bonds d) cellulose contains sulfate while amylose does not. The glycosaminoglycan (mucopolysaccharide) which is not normally associated with joint tissue is: a) heparin b) keratan sulfate c) chondroitin sulfate d) hyaluronic acid In glycoproteins, which amino acid does not bond sugar molecules? a) Asn b) Ser c) Thr d) Gly Which feature do all lipid molecules share in common? a) fatty acid molecules…
- Carboxylic acids, such as the one shown below, can be difficult to reduce Provide the name of a reductant A. Explain why this reductant is able to react with the carboxylic acid whereas others cannot (Hint: Draw and discuss the potential reactive intermediates/transition states).The authors have used a chiral HPLC column (separating phase) to analyze compounds 4 and 5. Briefly describe a) the way a chiral HPLC column works to separate natural products of the Actinopyrone family and b) briefly comment on the general applicability of chiral HPLC columns in natural products research.1.What are the major products obtained from the following reactions? Indicate the geometry (cis/trans). a) HBr, CH,COOH H3CH2C-CEC-CH2CH3 ? b) H- -C4 H9 ? CH,Cl2 2 2. For each reaction, give the expected substitution product and predict whether the mechanism will be first order (Sy1) or second order (Sy2): a) 2-chloro-2-methylbutane + CH;COOH b) isobutyl bromide + NAQME, c) 1-iodo-1-methylcyclohexane + CH,CH;OH
- Dehalogenase enzymes catalyze the clevage of C-X bonds. One such dehalogenase catalyzes the following reaction. An active site aspartate is thought to carry out the initial nucleophilic attack that expels the chloride. Select the most likely intermediate in the reaction. (Note the stereochemistry. Refer to P11.19 in the textbook if needed.) O O A C D OE -CH₂ H H₂C™ CO₂ H B CO₂ CI N H₂O Cr CO₂ H CO₂ нотум CH3 D CO₂ five N E CH₂Modify the Fischer projection of the following aldose to show the compound that is formed when the aldose is treated with H2 in the presence of a Pd catalyst. CHO H -OH HO H H .OH CH₂OH X :ロ GPredict the products of the reactions, if there is none, write NO RXN. Also indicate, if the reaction isfast or slow.
- Predict the major product of each of the following reactions or series of reactions. In cases involving an ortho/para-directing substituent where two products would be obtained, draw the product resulting from para-substitution only..NoneAlginic acid, isolated from seaweed and used as athickening agent for ice cream and other foods, is apolymer of d-mannuronic acid with b(1,4) glycosidiclinkages.a. Draw the structure of alginic acid.b. Why does this substance act as a thickening agent?