give a reasonable mechanism for each of the following reactions. Be sure to use electron pushing (arrow pushing) and to include all intermediates. In cases where an intermediate is resonance stabilized, dry the most stable resonance contributor.
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3. (24 pts.) give a reasonable mechanism for each of the following reactions.
Provide detailed mechanisms for each of the following reactions. Be certain to use arrow pushing (electron pushing) and to draw out all intermediates. If an intermediate is resonance stabilized, draw the most stable resonance contributor. H2SO4 a) heat CH3 нс 1 HI Ное heat c)
Name Chemistry 235 Fall 2019 Quiz #8 Take Home Quiz - 1 - Due before 9:00 p.m. Monday, November 18, 2019 Signature 1. (25 pts. Provide reasonable mechanisms for each of the following reactions. Be certain to use arrow pushing (electron pushing) and to include all intermediates. If an intermediate is resonance stabilized, be sure to include the most stable resonance contributor :ci: ethanol 0 0 H2SO4 heat 20 H2SO heat
UVVUCOUGY 120 iz#9 Before 1:00p.m. iz #9 Before 1:00 p.m. Signature 1. Provide detailed mechanisms for each of the following reactions. Be certain to use arrow pusni tions. Be certain to use arrow pushing (electron pushing) and to aw out all intermediates. If an intermediate is resonance stabilized. draw the most stable resonance contributor
19. Propose a reasonable mechanism for the reactions below. If resonance stabilized intermediates are generated, draw its contributor(s). a. он он H20 b. он NaOH Br Br
2. (12 points, 6 points each) Give the arrow pushing mechanism for To of the following reactions. Draw the resonance structures of the intermediate. You MUST include the mechanism for the formation of the electrophile for electrophilic substitution reactions. Do not combine steps and be sure to show arrows and charges for all steps. Gie Twoyo.coc.c.m.m.ci.e groded..ay are wotcleurly marked hwiti only gade wor A. HNO, H,So B. 1. AICI 2. H2o C. OzN NO2 NaOCH2CH 02N. heat N/A D....
Question 5 (37 pts.) Give a curved arrow pushing mechanism for the following reactions, and... 1) Show ALL important resonance contributors for all intermediates. 2) Add non-bonding electrons and C-H bonds to the line-angle structures as required. 3) Indicate the Lewis acid/.ewis base (LA, LB) at each step as appropriate, and whether they are also Bronsted acids/bases (LA/BA, LB,BB) 4) GIVE THE NUMBER OF STEPS IN YOUR MECHANISM H2O OH OH H.C-C-C-CHE CH, CH a) 10: CHỊ HẠC-C-C-CH - number...
Give a complete arrow-pushing mechanism for the following, indicate the Lewis and Bronsted acids/bases for each INTERMOLECULAR step only (LB, LB, BB, BA), but you do NOT need to show all resonance contributors for intermediates HCI (cat.) + H2O -ӧн
Alkenes, Alkynes, Reactions 1. Give a reasonable mechanism for the following reaction. Clearly show all intermediates and show the movement of electron pairs with curved arrows. CHE CHE CH3 H20, (H2SO4) H20,(1900), HHQ CH.CH H3C он H₃C сна H₃C CH₂
Please provide reasonable reagents to complete the following transformation (30 pts). (Make sure that all reagents and stable intermediates are provided in the answer. No arrow-pushing is required for this question) O — OOH
Question 8 (24 pts). For EACH, give a complete curved arrow pushing mechanism, and... 1) Show ALL important resonance contributors for all intermediates. 2) Add non-bonding electrons and C-H bonds to the line-angle structures as required 3) Indicate the Lewis acid/Lewis base (LA, LB) at each step as appropriate, and whether they are also Bronsted acids/bases (LA/BA, LB,BB) :Ö-MgBr Excess PhMgBr a) Ph Ph :Ö-MgBr O-H H3O+ b) Ph Ph Ph Ph part b) is not a trick, it is...