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1. Give the missing reagents, reactants or products for each of the following reactions. KOC(CH3)2 (E2)...
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)
Which sequence will give pentanoic acid? (2 pts) 4. 1. BH3. THF 2. NAOH, H202, H20...
Which sequence will give pentanoic acid? (2 pts) 4. 1. BH3. THF 2. NAOH, H202, H20 H* 1. HBr, ROOR C. Butene Butene A. 2. NACN, ACN 3. KMnO4. 3. KMnO4, H* 1. BH3.THF 2. NaOH, H202 H20 3. H30*, heat 1. HBr, ROOR D. В. Butene Butene 2. NACN, ACN 3. H30*, heat
this is organic chemistry, please help with both if you can. 1. Give the missing reagents,...
this is organic chemistry, please help with both if you
can.
1. Give the missing reagents, reactants or products for each of the following reactions. Answer the question associated with part b; if stereochemistry is required, you need to show dashes and wedges on the chiral centers only. (3 pts) a. Hyllindlar H2O/H HI b. give one stereoisomer OH HB/ROOR How many possible stereoisomers are produced? E1 give one stereoisomer PCC Excess H, H CHC12 d. OH KMnO4 HO H...
1. PREDICT THE PRODUCT: Provide the structure of the major product expected from the following reactions...
1. PREDICT THE PRODUCT: Provide the structure of the major product expected from the following reactions or reaction sequences. Make sure you account for any regio- and/or stereochemistry! (24 pts.) H2O 1. Hg(OAC), CH, OH 2. NaBH H2SO4 H20 1) BH-THF 2) H202, KOH HBr Bry, H2O HBr ROOR 1. BH3-THF 2. H2O2, NaOH H20, H2SO4 1. NaNH2 H2 H-CEC-CH2 CH2 CH3 2. CH CH Br Lindlar cat 1. Sia BH-THF 2. H2O2, H2O
Give the major organic product(s) of the reactions of l-methyl-2-deuteriocyclohexene (D = "H) with the reagents...
Give the major organic product(s) of the reactions of l-methyl-2-deuteriocyclohexene (D = "H) with the reagents given. Be sure to show all stereoisomers formed, and indicate which isomers are formed in equal and in unequal quantities. CHE 1-methyl-2-deuteriocyclohexene (a) (1) BH, THF: (2) H:03, NaOH, H:0 (b) HBr, AIBN (c) Br, H:0 Give the major organic product(s) of the reactions shown below. Be sure to show all stereoisomers formed, and indicate which isomers are formed in equal and in unequal...
PROBLEMS 1. Reagents. Give the structures of the major products (A-G) expected from the following reactions....
PROBLEMS 1. Reagents. Give the structures of the major products (A-G) expected from the following reactions. Assume standard aqueous workup conditions are used for product isolation. a. OH 1. TBSCI imidazole, CH2Cl2 ► DMF, -18°C tot HO OH2. NalO4, CH2Cl2 large excoss A 80% b. олон 1. TSCI. py B "CH, 2. LiEt3BH. THE c. MeOC O H OH 1. TICI (1 cq) py, cat. DMAP - 2. TBSOT 2,6-lutidine, CH2Cl2 C1 79% 3. LIBHA, THE 4. Php. 12 imidazole...
Starting from 3-methylhex-1-ene as the substrate at the center of your page, draw a reaction map showing the regiochemical and stereochemical outcome or outcomes for each of the following series of reagents. Name each of your products, including stereoche
Starting from 3-methylhex-1-ene as the substrate at the center of your page, draw a reaction map showing the regiochemical and stereochemical outcome or outcomes for each of the following series of reagents. Name each of your products, including stereochemical designations for any chirality centers that are generated.**Pay attention to the possibility of rearrangement when your mechanism produces a carbocation. A. H2SO4, H2OB. 1. Hg(OAc)2, H2O; 2. NaBH4C. 1. BH3•THF; 2. H2O2, NaOHD. Br2, CCl4E. Br2, H2OF. HBrG. HBr, ROORH. 1. O3; 2. DMSI. H2, Pt
1) Reactions. Provide the major products for each reaction sequence, account for stereochemistry 1) KMnO4, A 2) SOCI...
1)
Reactions. Provide the major products for each reaction sequence,
account for stereochemistry
1) KMnO4, A 2) SOCI, CH2Cl2 3) 2 equiv. 1) ethylene oxide, THF 2) H3O+ workup Culi 3) DIBAL-H, THF 4) H3O+ workup 5) cat. TsOH, THF H3CCHE (c) HN COH 1) excess LAH, THE 2) H30+ workup 3) 1 equiv. EtN, DMF 4) pyridine i ( " culi , THF (d) PC Ph 2) H3O+/H2O workup 3) KMnO4, A 4) CH,OH, cat. H2SO4 5) cat. TsOH,...
please indicate stereochemistry (20 marks) 1. Identify each of the following reactions as SN1, SN2, E1,...
please indicate stereochemistry
(20 marks) 1. Identify each of the following reactions as SN1, SN2, E1, or E2 and give the products formed in each case, and indicate the stereochemistry of the product if appropriate (mechanisms are not required). If no reaction would occur, indicate this with N.R. forno reaction" and give the reason for which you don't expect a product. a) E HEC-CH2-C...Br (CH3),C07 (CH3),COH CHE 70°C CH3 SN2 Morand SN2 H H₃C-CH2-c...Br. CN/DMSO in CH 25°C d) Br...
Starting from (R)-3-methylhex-1-yne as the substrate at the center of your page, draw a reaction map showing the regiochemical and stereochemical outcome or outcomes for each of the following series of reagents. Name each of your products, including stere
Starting from (R)-3-methylhex-1-yne as the substrate at the center of your page, draw a reaction map showing the regiochemical and stereochemical outcome or outcomes for each of the following series of reagents. Name each of your products, including stereochemical designations for any chirality centers that are generated.A. HgSO4, H2SO4, H2OB. 1. 9-BBN; 2. H2O2, NaOHC. Br2, CCl4D. HBrE. xs HBrF. HBr, ROORG. xs HBr, ROORH. 1. O3; 2. H2OI. H2, Lindlar's catalystJ. Na, NH3
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)
Which sequence will give pentanoic acid? (2 pts) 4. 1. BH3. THF 2. NAOH, H202, H20 H* 1. HBr, ROOR C. Butene Butene A. 2. NACN, ACN 3. KMnO4. 3. KMnO4, H* 1. BH3.THF 2. NaOH, H202 H20 3. H30*, heat 1. HBr, ROOR D. В. Butene Butene 2. NACN, ACN 3. H30*, heat
this is organic chemistry, please help with both if you
can.
1. Give the missing reagents, reactants or products for each of the following reactions. Answer the question associated with part b; if stereochemistry is required, you need to show dashes and wedges on the chiral centers only. (3 pts) a. Hyllindlar H2O/H HI b. give one stereoisomer OH HB/ROOR How many possible stereoisomers are produced? E1 give one stereoisomer PCC Excess H, H CHC12 d. OH KMnO4 HO H...
1. PREDICT THE PRODUCT: Provide the structure of the major product expected from the following reactions or reaction sequences. Make sure you account for any regio- and/or stereochemistry! (24 pts.) H2O 1. Hg(OAC), CH, OH 2. NaBH H2SO4 H20 1) BH-THF 2) H202, KOH HBr Bry, H2O HBr ROOR 1. BH3-THF 2. H2O2, NaOH H20, H2SO4 1. NaNH2 H2 H-CEC-CH2 CH2 CH3 2. CH CH Br Lindlar cat 1. Sia BH-THF 2. H2O2, H2O
Give the major organic product(s) of the reactions of l-methyl-2-deuteriocyclohexene (D = "H) with the reagents given. Be sure to show all stereoisomers formed, and indicate which isomers are formed in equal and in unequal quantities. CHE 1-methyl-2-deuteriocyclohexene (a) (1) BH, THF: (2) H:03, NaOH, H:0 (b) HBr, AIBN (c) Br, H:0 Give the major organic product(s) of the reactions shown below. Be sure to show all stereoisomers formed, and indicate which isomers are formed in equal and in unequal...
PROBLEMS 1. Reagents. Give the structures of the major products (A-G) expected from the following reactions. Assume standard aqueous workup conditions are used for product isolation. a. OH 1. TBSCI imidazole, CH2Cl2 ► DMF, -18°C tot HO OH2. NalO4, CH2Cl2 large excoss A 80% b. олон 1. TSCI. py B "CH, 2. LiEt3BH. THE c. MeOC O H OH 1. TICI (1 cq) py, cat. DMAP - 2. TBSOT 2,6-lutidine, CH2Cl2 C1 79% 3. LIBHA, THE 4. Php. 12 imidazole...
1)
Reactions. Provide the major products for each reaction sequence,
account for stereochemistry
1) KMnO4, A 2) SOCI, CH2Cl2 3) 2 equiv. 1) ethylene oxide, THF 2) H3O+ workup Culi 3) DIBAL-H, THF 4) H3O+ workup 5) cat. TsOH, THF H3CCHE (c) HN COH 1) excess LAH, THE 2) H30+ workup 3) 1 equiv. EtN, DMF 4) pyridine i ( " culi , THF (d) PC Ph 2) H3O+/H2O workup 3) KMnO4, A 4) CH,OH, cat. H2SO4 5) cat. TsOH,...
please indicate stereochemistry
(20 marks) 1. Identify each of the following reactions as SN1, SN2, E1, or E2 and give the products formed in each case, and indicate the stereochemistry of the product if appropriate (mechanisms are not required). If no reaction would occur, indicate this with N.R. forno reaction" and give the reason for which you don't expect a product. a) E HEC-CH2-C...Br (CH3),C07 (CH3),COH CHE 70°C CH3 SN2 Morand SN2 H H₃C-CH2-c...Br. CN/DMSO in CH 25°C d) Br...
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