
(18) 3. Provide reasonable product structures MgBr Me,SIO Ne aqueous werkup Me Sio Me SIO malonate...
3. (3 pts) Provide a reasonable arrow-pushing mechanism for the following transformation. OEt EIO EIO 1. NaOE, ETOH 2.NH.CI (aq soln) Me Me
4. Provide reasonable product structures. If you provide a mechanism for the Robinson Annulation a 10 pt bonus will be awarded. CD NaOEt و سلم . و Robinson Annulation OEt + Cu /
please answer both of them
2. Provide reasonable structures for the following products. Y NH NaNO2 HCI HBF,/ heat 3. Provide reasonable product structures. NaBH3CN 2. H2N-NH2 C,H7N 0 LiAIH
(10) Extra Credit Provide reasonable product structures for each of the following reactions. Pay attention to stereochemistry and regioselectivity, whenever it is important. BOH) Pd(PPh), (cat) 1. LDA 2. Claisen Rearrangment 3. CH CH Br ноХХХон
Provide the product(s) and mechanism for the following
reactions. Include all intermediates, resonance structures,
charges, and electron pushing arrows to obtain full credit.
1.
2.
3.
4.
1 Ph MgBr 2. Hао 1. сн.MgBr 2. H,о- Et heat Me ОН ??? -ОН
8. Give the structures of the expected product(s) of the folowing reactions. If more than one product is reasonable, indicate just the major product. If more than one product possible, explain your choice in a couple of words OH aq HSO anh. H,SO (major pd only) heat OH anh. H,SO heat b) anh. H,SO OH heat d) OH PCC PhBr Mg К.Сrо, vinyl bromide но Mg 9. Give the product of the following readtions la) Mg, I 1b) ethylene oxide...
Predict the Product.
Predict the Product. Provide the stable organic product(s) for the reactions below. MgBr (1 eq.) ante como 1. Mgº, CH3CH2OCH,CH3 to 3. H20, HCI Mechanism. Provide the complete mechanism for the following transformation. You must include appropriate arrows, intermediates, and formal charges. ~ ora 1. Mgci ana 2. H2O, HCI
Provide the major organic product of the reaction shown below. 1. H,09 2. PCC 3. CH,MgBr 4. H,09
2. Provide the major organic product of the following reaction: 1. CH CH CH MgBr (2 eq.) OCH3 2. H30 1. CHỊCOH H2C 2, CHỊCH,MgBr 3. H, H2O 1. CH,CH,MgBr (2 eq) H₂C 2. H', H2O
Predict the Product. Provide the stable organic
product(s) for the reactions below.
MgBr (1 еq.) н но о 1. Mg°, CH,сH,осH,сH, .CI 2. 3. Н,о, HС NO