write a major product for each of the following reaction,
indicate appropriate stereochemistry
write a major product for each of the following reaction, indicate appropriate stereochemistry 1. Br2, hv...
write a major product for each of the following reaction,
indicate appropriate stereochemistry
1. NBS, hv, cc14 2. NaOCH3, A 3. ^ CN, toluene, A 4. 03, CH2Cl , -78 °C; Zn, CH3COOH 1. H2SO4, H20 2. H2SO4, A 3. NaOH(aq), CHCl3 (d) a 1. RCO3H 2. H2SO4, H20 3. x's NaNH2; 8 ; H30°x®
write a major product for each of the following reaction,
indicate appropriate stereochemistry
1. NBS, hv, CC14 Tag 1. Xz; x's NaNH2 2. (CH3)3COK, (CH3)3COH, A 3. OHC = CHO, toluene, A 2. ă Br 3. H2 , Lindlar's catalyst 3. RCOZH; H30°x, H2O 1(x'sNaHz; ~ X (C) = 2. K, NH3(1), CH3CH2OH 3. CH2l2, Zn(Cu)
write a major product for each of the following reaction,
indicate appropriate stereochemistry
1.(CH3)3COK, (CH3)2COH 2. Brz, cena 2 3. x's NaNH2 ; H20 W 14. HgSO4, H2SO4, H2O ÇI 1. x's NaNH2; H20 * 2. k, NH3, CH3CH2OK 3. KMnO4 , H2SO4, 4 1. B2H, THF; NaOH(aq), H202 2. SOBrą, o 1. H2SO4, A OH 318 , NaNH2 4. H2, Lindlar catalyst 2. HBr, H202 3.(CH3)3COK, (CH3)3COH 4. R-COOH; H30°
write a major product for each of the following reaction,
indicate appropriate stereochemistry
.ОН 1. HBr (d) 2. NaOCH3, CH30H, A 3. O3, CH2C12, -78 °C;(CH3)2S erem 1. SOBr2 N (e) OH 2. (CH3)3COK, (CH3)3COH 3. Br2, CCI4 4. x's NaNH2; H2O 5. HgSO4, H2SO4, H20
In each reaction Predict the major organic product(s). Where
necessary show appropriate stereochemistry and regiochemistry. DO
NOT DRAW THE MECHANISM!
1) Br/FeBr 2) Separate p-isomer 3) CH3CH2B(OR)2/PdL2/NaOH 4) KMnO4/NaOH/A 5) H 0 1) Br2/FeBr3 2) Separate p-isomer 5) H30 3) CH3CH2B(OR)2 4) KMnO4/NaOH/A PdL2/NaOH C. C.
organic chem. show final product(s) and its stereochemistry if
appropriate for each reaction.
Br2 hv 1OH 1. HBr 2. CH3COOH CH3 CH2CH3 Br CHO DMSO CH
ADraw the reactant required to produce each major product. Be sure to indicate the correct stereochemistry where appropriate. Нс CI Cl2, CH2CI, hv NH3 NH2 OCH3 KCO3 (a base) then CHaBr 1. Na (metal) 2. butyl bromide Осн Н.с. 1. Br2, hv, CHCl 2. methanolysis 1. mesyl chloride, pyridine NH2 HO 2. NH3 Он 1.TICI, py 2. H2O (hydrolysis) 1.TsCl, K2CO3 2. Nal (acetone) Page 5 of 8
4. Design a synthetic plan for the following conversions; Meaning you need to write each reaction product for the reagents on the arrow step by step. 1. H2SO4, heat 2. OsO4. H202 он он 1. Br2, hv 2. NaOH (or other normal base) 3. O3 4. Me2S 1. Br2, hv 2. NaOH (or other normal base) 3. mCPBA /H30 он "Он 1. H2SO4, heat он 2. mCPBA
In each reaction box, place the best reagent and conditions from the list below. 1) Br2 2) 2 equiv. NaNH2 3) CH5CH2Br 4) Ha. Lindlar catalyst PBrs HЕг Вн-THF excess NANH2 CH Br H2O, H2SO4, HgSO4NaBH4 H202. NaOH, H20 Na, NH3 ()
5. Identify the major product expected to form at the completion of the following synthetic sequence. O OH SO3, H2SO4 Br2 H2O H3O*-H2O но ОН Br ОН Он Он Br о Он Br но но Но НО но Br SO3H Br Br (A) (B) (C) (D) (E) 6.Which of the following synthetic sequences is expected to yield 2-chloro-4-nitrobenzoic acid in highest yleld? 1. KMnO OH Cla- FeCl HNO3- H2SO heat (A) 2. H30 1. KMnO4 , OH HNO- H2SO Clo-...