please keep answers neat 4. (5pts) Complete the following synthetic sequence. NAOH cthanol NaOH (-HO) H...
Draw the major product of the following reaction sequence. Question 4 1. NaOH 2. H+ COOEt 1. NaOEt COOEt 2. H20+ ? 3. heat Create OscerSketch Answer 4
Draw the major product of the following reaction sequence. 1. NaOH 2. H+ COOEt 1. NaOEt ? COOEt 2. H20+ 3. heat -H Create OscerSketch Answer 4 Incorrect: Answer has an incorrect structure.
please explain Complete the following reaction equations. Explain product formation and conditions. H2O Br 50 °C, 4 h NaOH, H20 50 °C, 4 h NaOET, ETOH "W Br
3. Complete the synthetic sequence below by drawing the structures of the all the intermediates and final product with proper stereochemistry (solid and dash wedge, where necessary) in the boxes provided. 4 points Cl2 КОН Н.О 1) CH3LI 2) Н,О* 1. NaH 2. CH3Br 4. Provide the reagents necessary to complete the following transformation. 2 points CH CHs CH2CH enantiomer OH H
1) OsO. Pyridine 2) NaHSO, H,0 (show stereochemistry NaOH ethanol OH HIO он HO, THE 74) Synthesize the molecule below starting with acetylene (ethyne). List all reagents used. Show products after each proposed step. (6 points) 75) The following is an E2 reaction. Indicate the product. You MUST also show both chair conformations and indicate the chair conformation in which the elimination occurs. (5 points) NaOEt EIOH Page 9 of 13
4) Please draw the structures that correspond to omitted structure for each of the following synthetic sequences. Please show step-by-step instructions (ALL steps) on how to solve this. 4) Please draw the structures that correspond to omitted structure for each of the following synthetic sequences. NaBH4 HO OH (A) Starting Material EtOH Br NaBH4 S (B) Product 1 Product 2 EtOH (C) OH CrO3 Product 1 Product 2 H30
Answer B please 13) Propose a sequence of steps to carry out the following conversions HO CH, 3- oh oh /HO H+ 2. CH CH Chale Br / Ether HO 4-H30t/Hold - this Que Please s Answer
10. Please Check 1 by 1 and read carefully. I would need a perfect score for this . Thanks Select the keyword or phrase that will best complete each sentence A Claisen reaction is a nucleophilic substitution in which an enolate is the nucleophile Key terms: Robinson annulation Aldol condensation: An aldol reaction in which the initially formed p hydroxyl carbonyl compound loses water by dehydration. Claisen reaction Aldol condensation Dieckmann reaction: An intramolecular Claisen reaction of a diester to...
4. Design a synthetic plan for the following conversions; Meaning you need to write each reaction product for each step presented on the arrow. First one is solved as an example. 1. U. neat OH 2. Oso / NaHSO, / H,0 OH (meso 1.H2SOheat V 2. Oso NaHSO, /HO cys hydroxilation (meso) 1. HBr, ROOR 2.HCSc. (rac) 1. Br hy 2. KOH, ETOH VOM EIO 3. mCPBA/H,O* (rac) 1. NBS, by 2. H. Ni 3. KtBuo, ETOH 4. Hg(OAC),/CH,OH /...
Exam 2 1. What is the main product of the following reaction Yome 1.1/ago NaOH CH 1, by taguacus toon 21,0° 2. What is the major product of the following reaction? O HC 1. NU LDA (1 mol equivalent) (molequ ? CH, 2. CH H₃C HC A CH₂ Cry Cry A CHO Cry CACH HO CH₂ HC CH, CICH CH, CH CH₂ CH₂ ur c 3. What is the major product of the following reaction? 1. LDA (1 mol aguvalon...