based on the reactivity of the reagent and the possible
products are as follows
plete the following reactions, providing the proper stereochemistry where required. If more than one product is...
4. Complete the following reactions, providing the proper stereochemistry where required. If more than one product is possible, indicate the major product. a) Bry CH Но b) 1) ВН THF CH3 2) Н,О, NaOH Hа сн, Pd сн, d) Нer ROOR e) RCO H 1) Hg(OAch, H2O 2) NaBH З/19
4. Complete the following reactions, providing the proper stereochemistry where required. If more than one product is possible, indicate the major product. a) Bry CH Но b) 1) ВН THF CH3 2) Н,О, NaOH Hа сн, Pd сн, d) Нer ROOR e) RCO H 1) Hg(OAch, H2O 2) NaBH З/19
For each of the following reactions, provide the product with proper stereochemistry if applicable. In addition, draw the arrow-pushing mechanism for the reaction. 1. CH HCI 2. CH HBr ROOR 3. CH, Н,0 H, SO 4. CH3 1. Hg(OA), 2. NaBH + 5. CH, 1. BH, THF 2. HO, NaOH
Provide the major product(s) for the following reactions: Show Stereochemistry when necessary (10 points total) Br HBr CH2CI Br2 HBr Но ROOR CH,OH Н,о н* Н,о° 1) Hg(O,CCF3)2 CH,OH 1) BН, THF 2) H,О, NaOH, Нао 2) NaBH, NaOH 1) Hg(OAc) Н0, THF/ Hа Pd/C 2) NaBH, NaOH
1. PREDICT THE PRODUCT: Provide the structure of the major product expected from the following reactions or reaction sequences. Make sure you account for any regio- and/or stereochemistry! (24 pts.) H2O 1. Hg(OAC), CH, OH 2. NaBH H2SO4 H20 1) BH-THF 2) H202, KOH HBr Bry, H2O HBr ROOR 1. BH3-THF 2. H2O2, NaOH H20, H2SO4 1. NaNH2 H2 H-CEC-CH2 CH2 CH3 2. CH CH Br Lindlar cat 1. Sia BH-THF 2. H2O2, H2O
3. Give the major product for the following reactions. Proper stereochemistry On your (shape, geometry) is required / chirality may be ignored. Watch out for carbocation O rearrangement, and proper geometry like cis/trans. (Be sure to check your work by working out reaction mechanisms - practice, practice, practice!) a. 2-methyl-1 pentene HBr b. 2-methyl-1 entene c. 3-methyl-1-pentene Hi0' d. 3-methyl-1 Dentene 1. Hg(OAc):/ROH 2. NaBH 1. BH. THF, 2. H1,0/OH-/H,0 e. 2-methyl-1 pentene f. 3-methyl-1 yclohexene Br, H20 Cl2 g...
3. Give the major product for the following reactions. Proper stereochemistry (shape, geometry) is required / chirality may be ignored. Watch out for carbocation rearrangement, and proper geometry like cis/trans. (Be sure to check your work by working out reaction mechanisms - practice, practice, practice!) a. 2-methyl-1-pentene + HBr b. 2-methyl-1-pentene + HBr/peroxide c. 3-methyl-1-pentene + H30+ d. 3-methyl-1-pentene + 1. Hg(OAc)2/ROH 2. NaBH e. 2-methyl-1-pentene + 1. BH3, THF, 2. H202/OH-/H20 f. 3-methyl-1-cyclohexene + Brz, H20 g. 3-methyl-1-cyclohexene +...
Choose the major product for each reaction. Be sure to include stereochemistry where applicable. racemic HBO, ROOR 1. Hg(OAC), H2O 2. NaBH 1. BH, THE 1. Oso 2. NaHSO3, H20 2. H,O, NaOH racemic racemic
3. Give the major product for the following reactions. Proper stereochemistry (shape, geometry) is required / chirality may be ignored. Watch out for carbocation rearrangement, and proper geometry like cis/trans. (Be sure to check your work by working out reaction mechanisms - practice, practice, practice!) a. 2-methyl-1-pentene + HBr b. 2-methyl-1-pentene + HBr/peroxide c. 3-methyl-1-pentene + H30+
9. Predict the major products for the following reactions. Show the stereochemistry of the products) when applicable.. (a) HIB ROOR (1) Hg(OAc), HO (2) NaBH (1) BH, THE (2) 1,0, OH Br. H.O Pt (1) Oso (2) NaHSOHO (1) 03 (2) DMS (1) CHCO,H (2) H0+ Page 2 of 2