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give the product or reagent of thr following reactions. Give the product or reagent of the following reactions (5 p...
3. Give the major product(s) or provide the correct missing substrate or reagent for each of...
3. Give the major product(s) or provide the correct missing substrate or reagent for each of the following reactions. Pay attention to the regiochemistry and stereochemistry where appropriate. (6 pts) 1) xs. 12, HO- 2) H30* 1) PBr3, Br2 2) CH3OH Eto EtOH, A 1) LDA, THF, -78 °C 1) Eto- 2) Br 3) H307, A Eto Et 1) Eto-, EtOH homlo + Ph Ho 2) H30+
1) Give the product of the two reactions shown. КОН xs Br2 can form. 2) Draw...
1) Give the product of the two reactions shown. КОН xs Br2 can form. 2) Draw the arrows for this enolization mechanism and explain why the enolate anion can سلسل • -- Why can the enolate anion form? 3) Fill in the arrows for the alkylation mechanism below. Explain why the enolate anion 1) KOH late anion can form OH : -Br Why can the enolate ion form? 4) Give the product of the following reaction. NaOEt CH3Br H30 5)...
1. Give a sequence of reactions to accomplish the following transformation? Show mechanism 2. What reagent(s)...
1. Give a sequence of reactions to accomplish the following transformation? Show mechanism 2. What reagent(s) would accomplish the following? Show mechanism. R-CH2-NH2 R-C-NH2 3. What would result from the reactions shown below? Hsco-s-OCH3 large excess) NaOH нон H,0 но ОН "ОН (a and B) 4. Predict the major product of the following reaction. CHNNH 3 equivalents) но CHCH2OH Heat он CH2OH Draw the Haworth projection for chair conformation of a-D-Glucopyranose (shown below) CH2OH HO H OH OH
give the product of the following reactions 5. Give the product of the following reactions (60...
give the product of the following reactions
5. Give the product of the following reactions (60 pts) BE light HO(OAC) CH, OH HBr THF BH Ноон KMNO4 hot,conc NAOH heat Os04 ноон
. Draw the expected major product(s) or required reagent(s) for each of the following reactions. 5....
.
Draw the expected major product(s) or required
reagent(s) for each of the following reactions.
5. to 1. LDA ? (directed aldol condensation) 2. CH3CHO 6. HO OH H (cat) (-H20) ? (cyclic anhydride) 7. ? ? -NHCH3 5. to 1. LDA ? (directed aldol condensation) 2. CH3CHO 6. HO OH H (cat) (-H20) ? (cyclic anhydride) 7. ? ? -NHCH3
what is product 1? A NaOH G Heated KOH Reagent 1 Reagent 2 Product 1 B...
what is product 1?
A NaOH G Heated KOH Reagent 1 Reagent 2 Product 1 B HgSo. / H2SO4 H Br2/hv с 1.) Na NH2/ heat 2.) H20 LDA OH C1 D J Br E K Cl2 Reagent 3 1.) Sia BH Product 2 F L 2.) HOT / NaOH NBS/hv
2. (6 pts each) Complete the following reactions by providing the correct reagent(s) or product(s). Be sure to inc...
2. (6 pts each) Complete the following reactions by providing the correct reagent(s) or product(s). Be sure to include stereochemistry if appropriate. NH2 H',cat. H*, cat CH.CH OH H, quench t.com CH_MgBr -
III. Predict the major product(s) or fill in the reagent(s) for the following reactions. If there...
III. Predict the major product(s) or fill in the reagent(s) for the following reactions. If there is no reaction write NR. (6 points each, 36 points total) Show the correct stereochemistry when needed!! 16 H,Cro (excess) -CHO HO 17 1)0, (2 equiv.) 2) Mes (2 equiv.) 18 Ph Ph Ph Ph OH
JUDIT- %3B%20hilename%2A%3C 2. Give the syn or anti addition products for the following addition reactions. Show...
JUDIT- %3B%20hilename%2A%3C 2. Give the syn or anti addition products for the following addition reactions. Show appropriate stereochemistry if necessary to get the full credits. (5 points total) H/Pt 1 point Br2 1 point D 2. BLOKOH 1. BH3 2. H2O2/KOH 1.5 points o Broltzo Brz/H20 1.5 points
please help 3. Please draw the structures for the major product(s) from each of the following...
please help
3. Please draw the structures for the major product(s) from each of the following reactions and include stereochemistry where appropriate. (2 pts for each) (a) O2N NH2 NO2 (b) NAOCH3 OCH3 CHон (c) pyridine -NH2 + S-Cl (d) HOH CHO Br2 HO H Нао H OH H-OH CH2OH (e) Hао* Ph H (f) N2HA H (hint: cyclization)
3. Please draw the structures for the major product(s) from each of the following reactions and include stereochemistry where appropriate. (2...
3. Give the major product(s) or provide the correct missing substrate or reagent for each of the following reactions. Pay attention to the regiochemistry and stereochemistry where appropriate. (6 pts) 1) xs. 12, HO- 2) H30* 1) PBr3, Br2 2) CH3OH Eto EtOH, A 1) LDA, THF, -78 °C 1) Eto- 2) Br 3) H307, A Eto Et 1) Eto-, EtOH homlo + Ph Ho 2) H30+
1) Give the product of the two reactions shown. КОН xs Br2 can form. 2) Draw the arrows for this enolization mechanism and explain why the enolate anion can سلسل • -- Why can the enolate anion form? 3) Fill in the arrows for the alkylation mechanism below. Explain why the enolate anion 1) KOH late anion can form OH : -Br Why can the enolate ion form? 4) Give the product of the following reaction. NaOEt CH3Br H30 5)...
1. Give a sequence of reactions to accomplish the following transformation? Show mechanism 2. What reagent(s) would accomplish the following? Show mechanism. R-CH2-NH2 R-C-NH2 3. What would result from the reactions shown below? Hsco-s-OCH3 large excess) NaOH нон H,0 но ОН "ОН (a and B) 4. Predict the major product of the following reaction. CHNNH 3 equivalents) но CHCH2OH Heat он CH2OH Draw the Haworth projection for chair conformation of a-D-Glucopyranose (shown below) CH2OH HO H OH OH
give the product of the following reactions
5. Give the product of the following reactions (60 pts) BE light HO(OAC) CH, OH HBr THF BH Ноон KMNO4 hot,conc NAOH heat Os04 ноон
.
Draw the expected major product(s) or required
reagent(s) for each of the following reactions.
5. to 1. LDA ? (directed aldol condensation) 2. CH3CHO 6. HO OH H (cat) (-H20) ? (cyclic anhydride) 7. ? ? -NHCH3 5. to 1. LDA ? (directed aldol condensation) 2. CH3CHO 6. HO OH H (cat) (-H20) ? (cyclic anhydride) 7. ? ? -NHCH3
what is product 1?
A NaOH G Heated KOH Reagent 1 Reagent 2 Product 1 B HgSo. / H2SO4 H Br2/hv с 1.) Na NH2/ heat 2.) H20 LDA OH C1 D J Br E K Cl2 Reagent 3 1.) Sia BH Product 2 F L 2.) HOT / NaOH NBS/hv
2. (6 pts each) Complete the following reactions by providing the correct reagent(s) or product(s). Be sure to include stereochemistry if appropriate. NH2 H',cat. H*, cat CH.CH OH H, quench t.com CH_MgBr -
III. Predict the major product(s) or fill in the reagent(s) for the following reactions. If there is no reaction write NR. (6 points each, 36 points total) Show the correct stereochemistry when needed!! 16 H,Cro (excess) -CHO HO 17 1)0, (2 equiv.) 2) Mes (2 equiv.) 18 Ph Ph Ph Ph OH
JUDIT- %3B%20hilename%2A%3C 2. Give the syn or anti addition products for the following addition reactions. Show appropriate stereochemistry if necessary to get the full credits. (5 points total) H/Pt 1 point Br2 1 point D 2. BLOKOH 1. BH3 2. H2O2/KOH 1.5 points o Broltzo Brz/H20 1.5 points
please help
3. Please draw the structures for the major product(s) from each of the following reactions and include stereochemistry where appropriate. (2 pts for each) (a) O2N NH2 NO2 (b) NAOCH3 OCH3 CHон (c) pyridine -NH2 + S-Cl (d) HOH CHO Br2 HO H Нао H OH H-OH CH2OH (e) Hао* Ph H (f) N2HA H (hint: cyclization)
3. Please draw the structures for the major product(s) from each of the following reactions and include stereochemistry where appropriate. (2...
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