in above reaction first step is epoxide ring opening followed by oxidation of alcohol to ketone using sodium dichromate
2. Give the structure of the major organic product for each step in the following reaction...
3 (24 pts) Give the structure of the major organic product of each of the following reactions, including stereochemistry where appropriate. NaOH methanol-water Он CH-CECH 1. (Sia),BH 2. H,O NaOH OTs NaBr Acetone (OTs Tosylate) NaCN ethanol-water OH Na,Cr,O, H,SO, H,O I н.о H,SO Bra он FeBr NaBH Ethanol
8. Provide the products for each of the following reaction sequences P010 ЛОН Na Cro H2SO, heat 1.) SOCI 2) NHA PBrg NaCN H2SO4(aq) heat H.CMgB H SO daq) imine not isolated NaCN H2SO4(aq) PCC CH2Cl2 (solvent) heat NBS, hv 1.) Mg 2.) CO2 3.) H3O+ Na Cro H2SO, heat CH,OH H2O (CR) Hac-P(PM) 1.) LAH PDC Eto CH.CH 2.) H.O Page 6 of 6
4. Give the major organic product(s) for each of the following reactions or sequences of reactions. H Br 1. N.CN 2. NaOH,H,O, heat 3.H30 Ind o do CH,COOH 1. LiAlH, THF, heat 2.H,0 HO CH Br 1. NaCN, acetone 2.H30, heat h ome couco C:03, H30* он
59. Provide the major organic product in the reaction shown below. 1. NH4 2. KOH, heat 0 3. H20 60. O= 1. NH2NH2 H₃C 0 CH2 CH3 2. "OH, heat ii. What is the reactant W in the synthesis given below? a) Cyclopentanone b) Cyclopentene c) Cyclopentanol d) Bromocyclopentane e) Triphenylphosphine oxide What is the final product of this synthetic sequence? | Br2 Mg 1. C,H,CHO H Cr,04 Benzene FeCl, ether 2. H,0 acetone d) e) CHECCHS p-BrC.H.CH.C.HSCH:CHCOOH CA HECH,...
REACTION UPPURIUNITI Give the structure of the MAJOR organic product, reactant, or catalyst in each incomplete equation. (a)-3-methyl-1-butene grond Na BH HT OH CH3 HCI ethylcyclohexane E,O Каон CH,CH, A (an isomer of Y) ВАМ 3,3-dimethyl-1-butene KOH ale, a L. O 2. Zn ACETONE (the only product!) (an isomer of D) CHOAC) I (CH2) Lhe Dach 2. NaBihy, THF NGASOL + ACETONE Y 2.2,HOA (an isomer of II) I (CH her, b - exco, T o Abbreviations: HO - peroxides,...
2. Give the structure of the major organic product for each step in the following reaction sequences. 1. LIAIH PCC. МоCI Но" н РСС осH-CHа CH2CI 1:2 Ratio А. МgBr CH,Br Na,Cr,O H.SO,, H,о
35. Provide the major organic product of the reaction shown below. 1. HO 2. PCC 3. CH MgBr 4. H 0 36. Provide the major organic product of the reaction shown below. 1. BH,THE 2. H.O. HO з РСС 4. CH MgBr 5. HO 27. Provide the major organic product of the reaction shown below. 1. BH, THF 2. H.O., HO 3. PCC 4 CH,MgBI 5. H,0
7. Predict the major organic product or provide reagents needed to complete each reaction. 1. CH3NH2 (a-b) excess 2. LIAIHA 3. H20 ia -NH ?? excess (c-d) HO NH2 triethylamine ? (e-f) CEN 1. CHẠMgBr 2. H20, H NH2 (g-h) H20, H* H2. Pd (1-1) CH3NH2 4 products (m) 1. LAIH 2. H2O, H & NH (n) 1. LiAIH4 2. H20, H+ 8. Predict the four possible Aldol condensation products and their dehydration products. KOH, H20.A + H 1. Predict...
Give the structure of the major organic product(s) for each if the following reactions (or reaction sequences). Show all hydrogens when they are critical, e.g. for aldehydes 3. Give the structure of the major organic product(s) for each of the following reactions (or reaction sequences). Show all hydrogens when they are critical, e.g. for aldehydes. Hot 3 O + Brz Born b. 2 8Hz WH2 + CH₃ CH-C-0H - So A 70 DE CH2 Br 0 Hz cat per B...
Indicat II. REACTIONS: Give the MAJOR organic products of each of the following reactions. Stereochemistry where appropriate. [3 points cach] нусЗн H. CH CH,CH,OH H2SO NBS DMSO, HO " Học &H 1) NaOCH 2) H₃0 нс" н OH 1) TSCI, pyridine HD 2 0