8. You have the following compounds in the laboratory. Br Br H3COOCH3 a) What is the...
9. In this laboratory experiment, you use excess carboxylic acid (2.4 equivalents). Therefore, when the reaction is complete, you will have some carboxylic acid along with your ester as the product. Answer the following questions: (a) How was this excess carboxylic acid removed from your ester product? To answer this question, answer the two parts below. (i) Draw the reaction that allows for the excess carboxylic acid to be removed below. You must show the starting materials of the reaction,...
13. Assuming that molecular weights are comparable, which of the following compounds would you expect to be the highest boiling? a. aldehyde b. alkene c. ketone dd. alcohol 14. Predict the resultant compound class when an aldehyde is oxidized ? a. hemiketal b. alcohol cc. carboxylic acid d. no reaction 15. Hemiacetals are? a. produced on the oxidation of a carboxylic acid b. result of the reaction between an aldehyde and a ketone cc.composed from Ether and OH group d....
1152L Exp. 8 Esters and Saponification POST LAB QUESTIONS 1. Draw the carboxylic acid and the alcohol that would be the reagents for Oil of Banana Carboxylic acid Alcohgl V02 6 2. Draw the structure of pentyl ethanoate below Compare the structure of oil ol banana (above) to the structure of pentyl ethanoate and explain why the smells of these two esters might be similar Name the following esters using IUPAC nomenclature 3a 2-CH2-CH 0 4Draw the carboxylic adids and...
What alkene, and other reagents, would you use to make the following molecule? Br + 2 HBr + Brz + 2 HB o - Bry ORI e E What starting molecule, and what reagents would you use to make the following molecule? HO + H2O H,SO + H20 H,SO o +H,0 H,SO 0 0] ORI C с D F FS F F7 F8 F9 F10 F11 %
22. Show how you would make the target compounds on the right form the starting compounds on the left. Show reagents and conditions where appropriate, and the structures of important intermediate compounds. Do not show any (arrow pushing) mechanisms!!!! (8 points) NH2 3-Steps NH2 17. Show the products and give reaction mechanisms for the following, using curved arrows to indicate the flow of electrons between intermediates.
1. Which of the following compounds gives the fastest Syl reaction? Br 1 Br a. 1 d. 4 c. 3 b.2 2. What is the product of the following reaction? HBr Br Br Br OH d. 4 a. 1 3. Which compound would be the major elimination product of the following reaction? NaOCH.CH ethanol a. 1 b. 2 c. 3 d. 4 4. Which of the following would you expect to have the lowest boiling point? HO -OH 3 4...
Show how you would synthesize the following compound starting with acetylene and compounds containing no more than two carbon atoms as organic starting material. You may use any additional reagents you need Br H H Br
solve the following: Use this table to answer the following questions in this week's exercise. Starting compounds Common reactions Nitration Benzene Toluene Sulfonation Redox reagents H2+ Pd-C, Fe+ HCl, or Sn+ HCI Zn(Hg) +HCl +4, NHANH + OH +4 KMnO4 Na2Cr207 +H2SO4+H2O Halogenation ZnO +4 Friedel-Crafts alkylation Friedel-Crafts acylation NBS - hy 8) Make p-nitrobenzoic acid using the previous table. 9) Make m-chlorethylbenzene using the previous table. How are you able to get the two groups in the meta position...
Outline all steps in the laboratory synthesis of the following compounds from benzene and/or toluene, using any needed aliphatic or inorganic reagents. Assume the para isomer can be separated from an ortho,para mixture. Do not show mechanisms. p-bromobenzoic acid m-bromobenzoic acid 2-bromo-4-nitrotoluene 2-bromo-4-nitrobenzoic acid 4-bromo-3-nitrobenzoic acid o-iodobenzoic acid
Name Extra credit. 1. Which of the following compounds may exhibit an IR spectrum as that provided below? a. Hexanoic acid (CH CH CH CH CH COOH): 1-Hexanol; 2-Hexanone; 2-Hexene Explain your choice based on the IR spectrum. (S pts) b. Wavenumber (e) Show how you would convert 3-bromo-cyclohexanol to the following diol. You can use any reagents or any form of transformative process that you deem necessary (10 pts) 2. он Br HO. но Several steps