Draw the mechanism for the formation of aspartame from aspartic acid and phenylalanine. Circle or use an arrow to indicate the peptide bond
Draw the mechanism for the formation of aspartame from aspartic acid and phenylalanine. Circle or use...
2. You have learned about the active ingredient in NutraSweet, aspartame, which is made from two amino acids; aspartic acid and phenylalanine. A related sweetener, alitame, is shown below: H NH2 O ГОн н a. Label all stereocenters with the appropriate (R) or (S) configuration. (6 pts) b. Draw the enantiomer of the compound shown above. (4 pts)
Phenylalanine G can be synthesised from 3-phenylpropanoic acid E through intermediate F using the well-known Hell-Vollhard-Zelinsky reaction shown in Figure 1. CHBO Figure 1 (1) Identify the structure of intermediate F. [2 marks] (1) F from 3- Draw the mechanism for the formation of intermediate phenylpropanoic acid E. [6 marks) (i) Draw the mechanism for the formation of phenylalanine G from intermediate [1 marks) (iv) Outline two drawbacks to this method of amino acid synthesis. [2 marks)
The epoxide below can be opened with acetic acid. Draw the complete mechanism. Show all electron lone-pairs, formal charges and curved arrow notation. OH The reaction above is regioselective. Draw the transition state for the rate determining step above and the Use that to explain why addition takes place at the most substituted carbon of the epoxide. Transition states should include partial charges and dashed lines to indicate partial bond formation or cleavage
Draw a complete arrow pushing mechanism for the acid catalyzed hydration of 3 methyl 1 butane. Draw each step on a new line there are 4. Circle the final organic product of the reaction. Fill in each box with the best reagent to accomplish each trans formation:
• Use the curved-arrow notation to draw the mechanism for the formation of 2-methyl-2-hexanol from n-butylmagnesium bromide. • Discuss, using the mechanism, why it is important to use anhydrous diethyl ether in this reaction. • Describe how you would purify the final product by distillation. What obstacles would you run into?
Draw the mechanism of the following reaction, including all intermediate steps: Cleaving the peptide backbone at the aspartic acid residue
5. Draw a complete reaction mechanism that describes the formation of ONLY the major product from the reaction below. You must begin your mechanism by re-drawing the reactants. Use all proper arrow formalisms. Dic.com VOH VOH solvent MINOR MAJOR
Draw the mechanism for the formation of the kinetic product of the reaction conditions shown by completing the following: Draw the mechanism for the formation of the kinetic product of the reaction conditions shown by completing the following: 1. In the first box, draw curved arrows to show the interaction of the two reactants. 2. In the second box, using the structures provided, add any lone pairs and nonzero formal charges, adjust the number of hydrogens on the three carbons...
Saved Aspartame hydrolysis HyN-C-COO CH,COOH edit structure... N-terminus amino acid HNC000 сн. edit structure ... C-terminus amino acid draw structure... Additional organic molecule contains the carbonyl group of the peptide bond.
Draw a mechanism for the formation of menthyl chloride from menthol using HCl as a reagent. Use curly arrows to indicate movement of electrons. What is the name of this mechanism? Finally, draw a reaction energy diagram for the formation of the product. Pay close attention to the relative energy levels of the starting material, product, and any intermediates that may form. HCI OH menthol menthyl chloride