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What is/are the product(s) of this reaction? H+ ETOH O 1) OEt O2) OEt Eto + 03) Eto OEt +++++ O4) OEt "OEt
What's the major product in each step of the reaction? e) 1. NaOEt, EtOH dilute OEt Eto 2. HyO*, heat 1. LiAIH4, ether 1. DIBAL, THF 2. H', H2O h) 1.2 eq. CH,CH2MgBr, ether 2. D3O OCH, 1) OH, H20 3) EtOH, H,o* 2) H,o 4) excess CHMgBr 5) H,O
Br -- - Starting with make o Starting with - Eto make OET -
0 0 1. Eto Nat 2. Å Eto V OEt 3. NaOH, H2O, heat 4. HCI, H20, heat One of the steps in the mechanism of the above reaction is shown below. Draw the structure of all of the products of this reaction. Eto • You do not have to consider stereochemistry. • Draw enolate anions in their carbanion form. • You should include all products. • Include counter-ions. e... Na, 1. in your submission, but draw them in their...
CHy 2. Hyo OE N OEt EtOH H20 CHy CHy O 3 0 N Pyridine 8r OH . Bro PBry 2. H2O
17. Fill in the missing information. OEt NaOEI H,O EIO EtOH Heat 1. LDA, THF 2. CHI NH(CH4)2, H+ & li 2.H:07 NaOEt, EtOH
draw the major product and show the detailed mechanism Bo Eto /EtOH vd bon o CH₃O-
PRACTICE the skill 19.8 Draw a plausible mechanism for each of the following transformations: EtO OEt MeO OMe H,SO excess EtOH [H2SO) excess MeOH -н.о H,O (b) (a) но Он M,SO но он H,SO -н,о O -н,о (d) (c) 19.9 The natural product frontalin is a pheromone isolated from the pine beetle Dendroctonus frontalis, a species that accounts for much of the diseased timber found in the northern hemisphere. The following reaction was a step in a synthesis of frontalin:...
Problem #1 Identify the major product(s) from the following reactions: OET Eto Na ELOH OEt 1. Br2, HOẶC 2. Pyridine 3. (CH3CH2CH2)2Culi
lab 2/4 7. (6 pts.) Complete the following transformations: a. EtOH, ETO 0 N-ethyl-V-propylbutamanide b. butanoyl chloride c. o je R