1. Complete the following reactions (indicate all products and the mechanisms of the reactions) H.О/EIЮНI60°С EtOK/EtOH...
1. Complete the following reactions (indicate all products and the mechanisms of the reactions) Н,ОЈEIОН60°C EtOK/E1OH а. Br .Br NaOH NaSCH3 DMF DMF d. с. HO" TsCl Ру DBU B A.
1. Complete the following reactions (indicate all products and the mechanisms of the reactions). CI H2O/EVOH/60°C EtOK/EVOH HOJEOHIBO°C NaOH Br NaSCH DMF DMF OH TSCI A DBU - Ру.
For 10/23 please read chapter 8. Try problems at the end of chapter 8. 1. Complete the following reactions indicate all products and the mechanisms of the reactions). La H2O/EtOH/60°C H2O/EVOH/60°C La EtOK/EtOH b. NaOH DMF NaSCH; DMF TSCI DBU A Py
For 10/23 please read chapter 8. Try problems at the end of chapter 8. 1. Complete the following reactions indicate all products and the mechanisms of the reactions). La H2O/EtOH/60°C H2O/EVOH/60°C La EtOK/EtOH b. NaOH DMF NaSCH; DMF TSCI DBU A Py
II. (15 pts) Complete the following reactions. Give all possible products. Determine the major product. а. Br Br НО. b. E2 -OEt с. CI E2 d. НО- Br E2 NaCN е. DMSO
2. Complete the following reactions by drawing a structural formula of the products. Indicate the type of reaction. Strong[O) a. CH3CH2OH H2SO4 b. Он High temperature 2(H) с. Он [0] d. Mild [O CH2OH е.
3. Draw the major and minor products for each of the following reactions. Label major or minor if more than one product. (14 pts) Br DBU 1. TsCl, pyridine CH3CH2OH 2. methoxide ion HO 1. BH, 2.1,0. OH d. HC CHỊCH5OH
С. D. Which of the following sequences of reagents will be used to do the following transformation? он Он А. 1. KOtBu; 2. Hg(OAc)2, H2O; 3. NaBH 1. TsCl, pyr; 2. KO B ; 3. BH3-THF; 4. H202, NaOH 1. H2SO4, heat; 2. Hg(OAc), H2O; 3. NaBH 1. TsCl, pyr; 2. NaOH; 3. BH3 THF; 4. H202, NaOH В. С. 8. Select the best reagents for the reaction below. Br Br Na ? А. 1. OsO4; 2. NaHSO3, H20 В....
Draw the major expected organic product(s) for each of the
following reactions. Be sure to indicate stereochemistry when
needed.
OH 1) TsCl, pyr 2) NaBr Br HS Give neutral product. بیاہ 1) SOCl2, pyridine 2) NaSH OH Br DBU d 1) PBr 3 2) KOt-Bu OH
Complete the products of the following sequence of
reactions
OH OH EtOH / acetona H2SO4 cat. 1. Meso Cl, piridina 2. KCN en DMSO 1. LIAIH4, THE 2. H307 HO c OH A B