Complete the following reactions paying careful attention to
regio- and stereo-chemical considerations where
appropriate.
Complete the following reactions paying careful attention to regio- and stereo-chemical considerations where appropriate. LiBH(s-Bu)s THF...
Complete the following reactions. Provide the missing reactant(s) OR major organic product(s). Show correct regio- and stereochemistry for products you draw, where applicable Сн,, Zn(Cu) 1. OSONMO, pyridine 2. NaHSO, H,0 H2O* g. V 1. BH-THF 2. 1,0,, NaOH, HO - Y 1. MCPBA 2.4,00 DCM H,802, H2O heat 1., 2. Zn, AcOH
Draw the major product(s) or reagents for the following reactions.
Pay attention to sterochemistry where appropriate.
1. Draw the major product(s) or reagents for the following reactions. Pay attention to stereochemistry where appropriate. Put a box or circle around your final answer. xs ethyl lodide ..^ NH Note 3 oy bolo NO2 1. Sn, HCI 2. NaHCO, 3. [H"). NaBH,CN. acetone 1. КОН NH BI 3. HANNHKOH heat 1. HNO, HASO 2. Sn, HCI 3. NaOH 4. NaNO,, HCI 5....
Draw the major product(s) or reagents for the following
reactions. Pay attention to stereochemistry where appropriate. Put
a box or circle around your final answer.
1. NaN Br g. 2. H2 (xs), Pod 1. xs LAH 2. H20 h. NH2 3. ethyl iodide (xs) 1. NaNO2, HC 2. CuCN NH2 3. PhMgBr (xs) 4. Hyo xs LiAI(OR) H 0 1. Br2. FeBr 2. SOCI2. Py NH2 k.
Draw the major product(s) or reagents foe the following reactions.
Pay attention to stereochemistry where appropriate.
[H], NaBH3CN, ENH2 s try mansen, ents 1. Nang 2. H2 (xs), Pd NH2 1. NaNO2, HCI 2. HBF4 1. HBr, H2O2 2. Nang 3. xs LIAIHA 4. H2O
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2. Draw the structure(s) of the following chemical reactions. Where appropriate indicate which product is the major and minor product (10 points) Dehydration of 2-methyl-2-pentanol Oxidation of 2-methyl-2-pentanol
Predict the product(s), both major and minor, of the following
reactions. Indicate stereochemistry where appropriate.
КОНЕТОН OTs Ph н н а. Ph b. THF OMs NaOCH(CH3)2 с. Н НОСHCH)2
Practice questions for Test 4 -Part 11. Predict the major product/s of the following reactions with correct stereo / region-chemistry. Consider carbocation rearrangement where possible.
1) Predict the major organic product(s) that would result from the following chemical reactions. Pay attention to stereochemistry and apply as needed (8 points). (1) LiAlha, PBr3 KUASA (2) H20 DMSO H2SO4
Predict the major product(s) of the following reactions. Show stereochemistry where appropriate. (i) -COH На (i) Pd/C OsO4 NaHSO3, H20 н СHC1, КОН (iv) i) ВН, THF CECH in) H,О, NaOH Li, NH3 (liquid) (vi) XX H/H20 (vii) Two Markovnikov products Draw the structure of alkene for each of the following reactions. он BH3, THF i)H202 NaOH он )Hg(OAc)2 H20 i)NaBH (iii CH O i) Zn/H +
1. Draw all major products (or product) for the following reactions. Pay attention to stereochemistry where appropriate. (5 pts) a. 2. Br2, FeBr3