
6 Draw the products of the reactions below, Classify each as a syn adfition, anti addition...
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syn addition - same side 1 Anti addition different sides ! Provide the products of the following reactions be sure to show stereochemistry if applicable. Ira reaction does not take place indicate "NR2 0 pts) o 1. Oso 2. NaHSO, H,0 roxo com Capn adation 7 An addition MCPBA Expoxide Om H.O. HIO Llimination au nHÓsyn Admin elimination 1. O 2. Zn/H,0 Oxidation 1. BH, 2. H,O, NaOH hydio boration etadaillon H2O, H,SO y my adonan | CH4,...
Draw the products for the following reactions. Clearly indicate
stereochemistry where important.
6. Draw the products for the following reactions. Clearly indicate the stereochemistry where important. 12 pts Br- 1.0, 2. Zn, HO CH,OH KMnO4 1. BH3 2 NaOH, H,0 1. Os0 2. NaHSO3 CHCl,. NaOH Br2 H2. Pd 1. Hg(OAc, HO 2. NaBH
21. For each of the reactions below choose the best scenario out of four situations presented in the box to 1. LDA -7 Mc 2A Br BOTH (equally) NEITHER သို့ ၀ 2. Hyo* (work-up) OCH BOTH (equally) NEITHER Br 1. NACN 2. LIAIHA 3. Myo BOTH equally) NEITHER BOTH NEITHER 1.NET T); 1, H 0% BOTH NEITHER Ho 1CH,CH,LI - ၂ NEITHER BOTH Igually) 1. Disse in a solution of NaOll and add CHCH 2. Discard CHCI, layer 3. Add...
Which of the following addition reactions are anti additions (lead to trans products)? (a) Br2 addition to an alkene (b) Catalytic hydrogenation of an alkene. (c) HBr addition to an alkene (d) OsO4 addition to alkene (e) All of the above Which of the following addition reactions are stereospecific? (a) Cl2 addition to a disubstituted alkene (b) HBr addition to a trisubstituted alkene (c) Radical addition of Cl2 to CH4 (d) Oxidation of a trisubstituted alkenes by using 03, Zn...
2. Which of the following addition reactions are anti additions (lead to trans products)? (a) Br2 addition to an alkene (b) Catalytic hydrogenation of an alkene. (c) HBr addition to an alkene (d) OsO4 addition to alkene (e) All of the above 3. Which of the following addition reactions are stereospecific? (a) Cl2 addition to a disubstituted alkene (b) HBr addition to a trisubstituted alkene (C) Radical addition of Cl2 to CH4 (d) Oxidation of a trisubstituted alkenes by using...
3. Complete each of the following reactions. Draw the structure of the organic product or products in the space provided. Show stereochemistry if appropriate. (3 points each) SN2 reaction (a) (CH3)CHCH2Cl + NaCN Sn1 reaction (b) (CH3)CHCH,CI + NaCN (C) M Sn2 reaction ¢l + NaOH - ACH. E1 reaction (d) (CH3)3CCH,OH + HCI major product Ez reaction Cl + NaOH - LCH3 н Ereaction Cl + H20
Predict the major organic product of products of each of the following reactions. a) (CH),CHCH-CH- H2SO4 HO b) (CH3),CHCH=CH, 1. Hg(OAc), H2O 2. NaBH 1. BH3-THF c) (CH3),CHCH=CH2 2. H2O3, NaOH
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
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1. Show the expected product(s) of the following reactions. For products containin or cis/trar asymmetric carbon atoms, indicate relative stereochemistry (syn/anti relationships) and/or whether a racemic mixture is produced. (8 pts each) 1. HNO3, H2so4 NO 2. Fe, HCI OCH3 3. NaNO2 aq. HCI 4, CuCN, Δ сно но 1. Br2 H20 2. Fe SO)S b. HO- -H OH s CH2OH 1. SOCI2 2. NH3 H3C 3. Br2 NaOH, H2O 1. KOH 2. PhCH2CH Br 3. NH2NH2 d....
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