10. Which of the following reactions will produce (S)-1-phenylethylamine in high enantiomeric purity as the major...
10. Which of the following reactions will produce (S)-1-phenylethylamine in high enantiomeric purity as the major product? Check all that apply. Br NK -. NH3 1. pH 5, NaCNBH3 2. NH NH2, heat =: 1. NaCN iv Br 2. LiAIH4, ether 3. H2O OTS 1. NaNz 2. LIAIH4, ether 3. H2O (Ts= para-toluenesulfonyl)
10. Which of the following reactions will produce (S)-1-phenylethylamine in high enantiomeric purity as the major product? Check all that apply. Br NK -. NH3 1. pH 5, NaCNBH3 2. NH NH2, heat =: 1. NaCN iv Br 2. LiAIH4, ether 3. H2O OTS 1. NaNz 2. LIAIH4, ether 3. H2O (Ts= para-toluenesulfonyl)
0.75 / 1 point Question 10 Which of the following reactions will produce (5)-1-phenylethylamine in high enantiomeric purity as the major product? Check all that apply. Br NK - NH3 iii 1. O pH 5, NaCNBH3 2. NH NH2, heat ii 1. NaCN Br iy 2. LiAlH4, ether 3. H20 OTS 1. NaN, 2. LiAlH4, ether 3. H2O (Ts= para-toluenesulfonyl) i ii iii ✓iv
1. Predict the major product for the following reaction. (12 points) CN Zn(Hg/HCI 1. LIAIHA 2. H3O+ a 1. LIAIH mCPBA NaN3 b 2. H20 + enantiomer С. NH2 N,CI CN COOH d NaCN 1. LIAIHA Br 2. H20 e. (CH3)2NH H2SO4 2. H30*
Draw the major organic product(s) for the following reactions. If there is no reaction, state so. - das ports row the major organic products for 1. (15 points) Draw the major organic product(s) for the following reactions. If there is no reaction, state so. NH2NH2 water. он CH3CHCH3 + H2C— C— CH3 La 1. LiAIHA c. Học -c- 2. H20 H2O/NaOH d. CH3CH2C— 0-CH2CH3 two products -C- OCH H20 two products
3. Give the major organic product(s) for each of the following reactions or sequences of reactions. Show all relevant stereochemistry. KMnO4 1. NaCN andere 2. H20, heat 1. LiAIH THE (c) Cou 2. H20 1. Mg, ether (d) -CHLB 2. CO2 3.H30 le) OH ether
For the following reactions, predict the MAJOR product(s). If a pair of enantiomers is expected, draw both enantiomers. NaSH Cis-1-bromo-3-methylcyclohexane acetone OTs 1. NaI/acetone 2. NaCN/DMF CH3 NaCN H,с. Br CH3 Бшн.
Which of the below reaction sequences will complete the transformation given? OH NH2 Ph1 PhV2 03 NaCN 1. LiAIH4 DMS HCN 2. H2O MCPBA NaN3 H2 Pt (111) 1. Oso PCC NH3, H2SO4 (cat.) 2. NaHSO3 NaBH3CN H2O (A) I, II only (B) I, III only (C) I only Question 14 An unknown compound exhibits the following is in the NMR spectrum 1.34ppm 3 405 om 2 7.17 om det 787 pom p om inget they the own compound (A)...
Part II - Reactions (16 marks] Draw the expected major product(s) for each of the following reactions. Question Answer 8. 1. NaH OH ? 2. OTs 9. NBS ? major product 10. Nal Br ? Acetone Br 11. 1. NaNH2 H3C-CECH ? 2. OTS 12. OH Br NaOH ? cyclic compound 13. OH HBT ? 14. ? OH cat. H2SO4 H20 Room temp. 15. Br MeOH
Question 31 es Which of the following reactions would produce a primary amine as the major product? (Select all that apply if more than one o 0 1 КОН 1. LAHA NH, NH 2. H.O 3. H2NNH. ETOH II INI 2 La 0 - NH Liam Bry, NaOH 1. NaN, 2 heat 1 2 NaOH HO IV CI H20 3.H20 VI v GV v B IV HII