Select the methods of synthesis that could be used to make the following amino acid. These reactions are presented in section 21.6 of your text. I have provided them in abbreviated generic form below in case you might find this helpful. Note that I have edited the Strecker synthesis to allow for the possibility of a ketone instead of an aldehyde as the starting material. (The text shows only aldehydes as reactants.) H,N, 1) Br,, PB13 Hell-Volhard-Zelinski R 2) H,O 3) excess NH, `OH HO, NH, R 1) excess NH, Reductive amination `OH ОН 2) H2, Pd/C NH, 1) NH3 R Strecker `OH 2) HCN R 3) HC, Н,О, Д NH, 1) potassium phthalimide R' Phthalimidomalonic ester RO `OR `OH 2) RO© Br 3) R'-Br NH2 4) HC, H,О, Д O Hell-Volhard-Zelinski (HVZ) O Reductive amination O Strecker O Phthalimidomalonic ester

Select the methods of synthesis that could be used to make the following amino acid. These reactions are presented in section 21.6 of your text. I have provided them in abbreviated generic form below in case you might find this helpful. Note that I have edited the Strecker synthesis to allow for the possibility of a ketone instead of an aldehyde as the starting material. (The text shows only aldehydes as reactants.) H,N, 1) Br,, PB13 Hell-Volhard-Zelinski R 2) H,O 3) excess NH, `OH HO, NH, R 1) excess NH, Reductive amination `OH ОН 2) H2, Pd/C NH, 1) NH3 R Strecker `OH 2) HCN R 3) HC, Н,О, Д NH, 1) potassium phthalimide R' Phthalimidomalonic ester RO `OR `OH 2) RO© Br 3) R'-Br NH2 4) HC, H,О, Д O Hell-Volhard-Zelinski (HVZ) O Reductive amination O Strecker O Phthalimidomalonic ester

Chemistry: Principles and Reactions

8th Edition

ISBN:9781305079373

Author:William L. Masterton, Cecile N. Hurley

Publisher:William L. Masterton, Cecile N. Hurley

Chapter23: Organic Polymers, Natural And Synthetic

Section: Chapter Questions

Problem 31QAP: On complete hydrolysis, a polypeptide gives two alanine, one leucine, one methionine, one...

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