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2. Give the major products of the following reactions, if more than one stereoisomer exists give...
12. REACTIONS: Give the MAJOR organic products of each of the following reactions. India stereochemistry where...
12. REACTIONS: Give the MAJOR organic products of each of the following reactions. India stereochemistry where appropriate. [3 points each] 1) NaH 2) CH-CH2 CH,CH,OH HASO. PBrg 1) BH, THE 2) H202 / OH 1) TCI. pyridine 1) NBS 2) DMSO,H2O
3) What are the major products, AE to AU produced in the following reactions? Where it...
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....
3) What are the major products, AE to AU produced in the following reactions? Where it...
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....
VI. Reactions (21 pts) Provide the major product in the following reaction. If no reaction occurs,...
VI. Reactions (21 pts) Provide the major product in the following reaction. If no reaction occurs, write "NR as the product. Show your work for each step!! Pay attention to Regiochemistry and Stereochemistry! TSCI EtyN 1. CHg-Br (xs) 2. Ag20, H20, A H-CI Et20 Sold lo no? NaBH CN a. NaNg, EtOH b. H20,4 OH 1. SOCI, pyridine 2. NaN, DMF 3. LIAIH, Et20
DRAW the products of the following chemical reactions. Label major and minor products if applicable. Include,...
DRAW the products of the following chemical reactions.
Label major and minor products if applicable. Include, where
necessary, the correct structures showing proper stereochemistry
and orientation using wedges and dashes. If no reaction occurs
write “NA” or “no reaction”.
o anon DMSO, (COC), - CHOH Et;N, CH2Cl2, --60°C CHE 211: Organic Chemistry 2 Spring 2020 | Nazr20/ H2SC -CH2OH : SOCI pyridine Mg Br - - - ether 2. H20
1. Give the missing reagents, reactants or products for each of the following reactions. KOC(CH ....
1. Give the missing reagents, reactants or products for each of the following reactions. KOC(CH . (E2) 1.BH 2. H2O NaOH, HÔ PCC HB/ROOR how many stereoisomers? how many stereoisomers? PCC Excess H2O H CH2C12 HB Nal SN2 give one stereoisomer SN2 NaCN ACN (solvent) KMnO4 HO H2SO mCPBA NaOEt (E2) H2SO4 (cat) don't worry about this reaction OH OH KMnO4 H2SO4 NaOEt (E2) mCPBA H2SO4 (cat) don't worry about this reaction OH Рcc CH2C12 HI (SN1)
3. Draw the major and minor products for each of the following reactions. Label major or minor if more than one pro...
3. Draw the major and minor products for each of the following reactions. Label major or minor if more than one product. (14 pts) Br DBU 1. TsCl, pyridine CH3CH2OH 2. methoxide ion HO 1. BH, 2.1,0. OH d. HC CHỊCH5OH
Provide the MAJOR product(s) for the following reactions. SN2 and E2 reaction will only give one...
Provide the MAJOR product(s) for the following reactions. SN2
and E2 reaction will only give one major product (the substitution
of elimination product)
major product (the substitution or elimin SOCI, Pyridine HCI (excess) Heat Oh ot H2SO4, H20 Nas DMF, 25 °C NaOH H20, 55 °C Br
Indicat II. REACTIONS: Give the MAJOR organic products of each of the following reactions. Stereochemistry where...
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
5 Page 15. Draw the major product of each of the following sequences of reactions, A...
5 Page 15. Draw the major product of each of the following sequences of reactions, A through M. Use another piece of paper if you need more room. SoCI NH3 1. LiAIH4 Same as above 2. H,O MgBr 1. DIBAH,-78°C T H2CrO 2. H3O 2. H 1. LIAIH TsC CH,CH2SH Pyridine DMSO 2. H
12. REACTIONS: Give the MAJOR organic products of each of the following reactions. India stereochemistry where appropriate. [3 points each] 1) NaH 2) CH-CH2 CH,CH,OH HASO. PBrg 1) BH, THE 2) H202 / OH 1) TCI. pyridine 1) NBS 2) DMSO,H2O
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....
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....
VI. Reactions (21 pts) Provide the major product in the following reaction. If no reaction occurs, write "NR as the product. Show your work for each step!! Pay attention to Regiochemistry and Stereochemistry! TSCI EtyN 1. CHg-Br (xs) 2. Ag20, H20, A H-CI Et20 Sold lo no? NaBH CN a. NaNg, EtOH b. H20,4 OH 1. SOCI, pyridine 2. NaN, DMF 3. LIAIH, Et20
DRAW the products of the following chemical reactions.
Label major and minor products if applicable. Include, where
necessary, the correct structures showing proper stereochemistry
and orientation using wedges and dashes. If no reaction occurs
write “NA” or “no reaction”.
o anon DMSO, (COC), - CHOH Et;N, CH2Cl2, --60°C CHE 211: Organic Chemistry 2 Spring 2020 | Nazr20/ H2SC -CH2OH : SOCI pyridine Mg Br - - - ether 2. H20
1. Give the missing reagents, reactants or products for each of the following reactions. KOC(CH . (E2) 1.BH 2. H2O NaOH, HÔ PCC HB/ROOR how many stereoisomers? how many stereoisomers? PCC Excess H2O H CH2C12 HB Nal SN2 give one stereoisomer SN2 NaCN ACN (solvent) KMnO4 HO H2SO mCPBA NaOEt (E2) H2SO4 (cat) don't worry about this reaction OH OH KMnO4 H2SO4 NaOEt (E2) mCPBA H2SO4 (cat) don't worry about this reaction OH Рcc CH2C12 HI (SN1)
3. Draw the major and minor products for each of the following reactions. Label major or minor if more than one product. (14 pts) Br DBU 1. TsCl, pyridine CH3CH2OH 2. methoxide ion HO 1. BH, 2.1,0. OH d. HC CHỊCH5OH
Provide the MAJOR product(s) for the following reactions. SN2
and E2 reaction will only give one major product (the substitution
of elimination product)
major product (the substitution or elimin SOCI, Pyridine HCI (excess) Heat Oh ot H2SO4, H20 Nas DMF, 25 °C NaOH H20, 55 °C Br
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
5 Page 15. Draw the major product of each of the following sequences of reactions, A through M. Use another piece of paper if you need more room. SoCI NH3 1. LiAIH4 Same as above 2. H,O MgBr 1. DIBAH,-78°C T H2CrO 2. H3O 2. H 1. LIAIH TsC CH,CH2SH Pyridine DMSO 2. H
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