Provide the products of the following reactions. Be sure to show stereochemistry on all stereogenic carbons....
1. Provide products for the following reactions. Show appropriate stereochemistry where appropriate. HI H2SO4 CH,OH 1. Hg(OAc),/H,0 2. NaBH4 1. BH; 2. H,Oz/NaOH H/Pd H2SO4/H2O 4. Provide the missing reagents or starting materials in the following reactions. OH Br HO 1. Br2 2, NaNH (excess) 3. H2O
Can you please show the stereochemistry as well. A. Provide products for the following reactions. If more than one stereoisomer would be formed for a product, draw one of the stereoisomers and write "+ enantiomer" or "+ diastereomer" in the box. I. (26 points) (a) Adapted from: J. Org. Chem. 2016, 81, 3638-3647. CH3 NaBH4 2) H30+ (protonation) cat. H2SO4 OH H +H20 3 (b) Ibid. 1 equiv. TsCl cat. ?.??, H2SO4 pyridine CH,OH ???? 1) NaH 2) CH3I B....
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
5. Complete the following chemical reactions. Be sure to show stereochemistry if needed. 18 points, 2 each) OH PDC HNO3, H.SO + KMnO, KMnO4 Br? FeBry H2H2 H.C-C-C-CMB a # go nie Bloco — - latte 1.BH,THE 2 NaOH, H2O2
5. Synthesis Reactions: Draw the major products for the following reactions (need not show any byproducts). (3 points each, 21 points) Note: For Diels-Alder reactions, be sure to show relative stereochemistry, if appropriate. CH (be sure to specify the CN product stereochemistry) So, H2SO. b. Br OCH AICI, (show monosub, only) 1. AICI, 2. Zn(Hg), HCI 3. HNO, H,SO d. нс Bry FeBry OCH (be sure to specify the product stereochemistry) f. 1. Brą, hv 2. NaOH
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
3) What are the major products, AE to AU produced in the following reactions? Where it states stereochemistry, dashes and wedges must be used to show stereochemistry. Note: for some reaction enantiomers are formed. 17 Marks One mark for each correct product. Must show stereochemistry and all products for full mark. 1. Hg(OAc)H,0 2. NaBH4 1. BH-THF 2. NaOH/H2O2 conc. HB 1. Nah 2. Br heat AK AF AE K CrO; H2SO4 ZnCI HCI РСС, CH2Cl2 Cro 1. NaOH 2....
6. Name the following compound. Br ☺i 7. Provide the products for the following reactions. A) 1. Sia BH/ THE 2. H2O/OH CECH B) -CEDI 1. CH3 CH MgBr 2. H30+ C) 1 2 CHỊCH Li 2. H30+ OH D) AlCl3 H3c1 E) OH PCC
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
Provide the major product(s) for the following reactions: Show Stereochemistry when necessary (9 points total) HBr (1 equivalent) HBr (2 equivalents) Br2 Brz (1 equivalent) CH,CI, (2 equivalents) CH,CI, HO 1) disyamylborane HgSo., H2SO4 2) H0, NaOH, H2O Bonus: Provide the major product(s) for the following reactions: Show Stereochemistry when necessary (4 points total) 1) NaNH, (1) NaNH, 2) (CH),CHCH,Br 2) (CH),CHCH,Br 3) H, 3) L, NH, Lindlar's catalyst 1) NaNH, 2) EtBr 3) Hz, Pd/C 1) NaNH, 2) EtBr...