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The following questions describe a few samples. Give the produ (2 points each). Also, choose (15...
give the product(s) for each of the reactions and choose any two that draw/write the mechanism...
give the product(s) for each of the reactions and choose any
two that draw/write the mechanism for the transformation
Many useful synthetic produces involve sequences of aldol. Claisen, Michael, and Mannich reactions. The following questions describe a few samples. Give the product(s) for each of the following reactions (2 points each). Also, choose any two to write/draw mechanisms for the transformation (3 points/each) (15 points) 1) NaOC2Hs 2) H30 &heat 1 CeHs C2HsO2C 1) NaOC2Hs & heat co22Hs 2)heat 2...
Predict the structure of the products of the following reactions C2H9O2C CH2 1) NaOC2Hs C19H18O3 1 CaHs CHs 2) H30...
Predict the structure of the products of the following reactions C2H9O2C CH2 1) NaOC2Hs C19H18O3 1 CaHs CHs 2) H30 & heat C2HtsO2c C2H502C. 1) NaOC2Hs & heat CH2 2 co2CaHs 2) H30 & heat C7H1003 2 C2H502C 1) NaOC2Hs & heat C13H1805 .CO2C2Hs 2 +CH2-O 3 2) H30, 0 °C 1) NaOC2Hs & heat CO2C2H5 2 C7H4O6 4 2) H30 CO2C2HS C19H21NO +2 CEH5CHONH4OAC C2Hg02C 1) aq. NaHCO3 2) Ha0 & heat c o CaHgO2C- C12H1602 +2
Predict the...
Many useful synthetic produces involve sequences of aldol, Claisen, Michael, and Mannich reaction...
Many useful synthetic produces involve sequences of aldol, Claisen,
Michael, and Mannich reactions. The following questions describe a
few samples. Give the product(s) for each of the following
reactions. Also, choose any two to write/draw mechanisms for the
transformations.
1) Na。CzHs & heat 2) H30+, 0 °C C13H1805 2 co2C2Hs 2) N3OCzHs & heat cyH406 C가406 人+ 4 CO2C2Hs 2) H30
1) Na。CzHs & heat 2) H30+, 0 °C C13H1805 2 co2C2Hs 2) N3OCzHs & heat cyH406 C가406 人+ 4...
1. Give a detailed mechanism for each of the following reactions. 2. Classify each of the...
1.
Give a detailed mechanism for each of the following reactions.
2. Classify each of the following reactions as an Aldo
condensation, a Claisen condensation, Dieckmann condensation, or
Michael reaction
1. Give a detailed mechanism for each of the following reactions. 2. Classify each of the following reactions as an Aldo condensation, a Claisen condensation, Dieckmann condensation, or Michael reaction. & then H30+ hale ch CHO CHO 1. ETON, ETOH 2. H307 Room temperature OH CO2Et CO2Et 1. Catalytic NaOEt...
QUESTION 33 2 points ($18.7) What is the product of the following crossed aldol condensation? (Complete...
QUESTION 33 2 points ($18.7) What is the product of the following crossed aldol condensation? (Complete aldol reactions using two different aldehydes or ketones.) Reagents: acetyl aldehyde + p-chlorobenzaldehyde (no alpha hydrogen) + NaOH a strong base + H20 and heat.) HOA o oo QUESTION 34 2 points (518.7) Which compound, in a reaction with the ketone below, would produce the fewest side products? (Identify which aldol reactions will proceed in high yield). Reagents: starting material acetone + (1) NaOH...
2. Give the products for the following aldol reactions. (5 points each) 1. Д. ОН Н...
2. Give the products for the following aldol reactions. (5 points each) 1. Д. ОН Н 2. Нt 3. ОН- гру. ".. ОН: 5. ОН: -CHO 6. “ ОН:
Section 4. Total points 26 1. Give one example of each of the following name reactions....
Section 4. Total points 26 1. Give one example of each of the following name reactions. For each reaction, you MUST INCLUDE: i) IUPAC Name of the reactant ii) IUPAC Name of the product iii) Reagents and reaction conditions (4points X 4 = 16 points) a. H.V.Z reaction b. Crossed aldol reaction between an aldehyde and a ketone 2-Propanone Benzaldehple c. Michael reaction between an a.ß unsaturated aldehyde and a B-diketone. d. Dieckman Condensation to have a cyclic product with...
2. Give the products for the following aldol reactions. (5 points each) 1. Д. ОН: Н...
2. Give the products for the following aldol reactions. (5 points each) 1. Д. ОН: Н 2. н* 3. ОН: Н ОН ".. 5. ОН + CHO 6. ОН 3. Complete the following scheme. Two step reactions will contain two boxes. 5 points MgBr H CI 5 points AICI: 2. H 3. PCC, CH2Cl2 2 points 5 points 2 points 2. H 3. H Cr04 2 points 5 points OH 2 points 1. OH 5 points Final product shows strong...
2. (12 points, 6 points each) Give the arrow pushing mechanism for To of the following...
2. (12 points, 6 points each) Give the arrow pushing mechanism for To of the following reactions. Draw the resonance structures of the intermediate. You MUST include the mechanism for the formation of the electrophile for electrophilic substitution reactions. Do not combine steps and be sure to show arrows and charges for all steps. Gie Twoyo.coc.c.m.m.ci.e groded..ay are wotcleurly marked hwiti only gade wor A. HNO, H,So B. 1. AICI 2. H2o C. OzN NO2 NaOCH2CH 02N. heat N/A D....
5. Predict the major product for each of the following reactions. (45 points) 1HC:CNa A. H 2. H.O 2 PAhere dd yek ge...
5. Predict the major product for each of the following reactions. (45 points) 1HC:CNa A. H 2. H.O 2 PAhere dd yek get h? н zn(Hg) В. exha carben HCI NaBH он OH D. 2. H30* E. Ph,P + Н,о" F. На -NH Pt HооC heat COOH G. O ON COOH он(1 equv) 2. LIAIH 1 HO H н. 3 H,0 -2-
give the product(s) for each of the reactions and choose any
two that draw/write the mechanism for the transformation
Many useful synthetic produces involve sequences of aldol. Claisen, Michael, and Mannich reactions. The following questions describe a few samples. Give the product(s) for each of the following reactions (2 points each). Also, choose any two to write/draw mechanisms for the transformation (3 points/each) (15 points) 1) NaOC2Hs 2) H30 &heat 1 CeHs C2HsO2C 1) NaOC2Hs & heat co22Hs 2)heat 2...
Predict the structure of the products of the following reactions C2H9O2C CH2 1) NaOC2Hs C19H18O3 1 CaHs CHs 2) H30 & heat C2HtsO2c C2H502C. 1) NaOC2Hs & heat CH2 2 co2CaHs 2) H30 & heat C7H1003 2 C2H502C 1) NaOC2Hs & heat C13H1805 .CO2C2Hs 2 +CH2-O 3 2) H30, 0 °C 1) NaOC2Hs & heat CO2C2H5 2 C7H4O6 4 2) H30 CO2C2HS C19H21NO +2 CEH5CHONH4OAC C2Hg02C 1) aq. NaHCO3 2) Ha0 & heat c o CaHgO2C- C12H1602 +2
Predict the...
Many useful synthetic produces involve sequences of aldol, Claisen,
Michael, and Mannich reactions. The following questions describe a
few samples. Give the product(s) for each of the following
reactions. Also, choose any two to write/draw mechanisms for the
transformations.
1) Na。CzHs & heat 2) H30+, 0 °C C13H1805 2 co2C2Hs 2) N3OCzHs & heat cyH406 C가406 人+ 4 CO2C2Hs 2) H30
1) Na。CzHs & heat 2) H30+, 0 °C C13H1805 2 co2C2Hs 2) N3OCzHs & heat cyH406 C가406 人+ 4...
1.
Give a detailed mechanism for each of the following reactions.
2. Classify each of the following reactions as an Aldo
condensation, a Claisen condensation, Dieckmann condensation, or
Michael reaction
1. Give a detailed mechanism for each of the following reactions. 2. Classify each of the following reactions as an Aldo condensation, a Claisen condensation, Dieckmann condensation, or Michael reaction. & then H30+ hale ch CHO CHO 1. ETON, ETOH 2. H307 Room temperature OH CO2Et CO2Et 1. Catalytic NaOEt...
QUESTION 33 2 points ($18.7) What is the product of the following crossed aldol condensation? (Complete aldol reactions using two different aldehydes or ketones.) Reagents: acetyl aldehyde + p-chlorobenzaldehyde (no alpha hydrogen) + NaOH a strong base + H20 and heat.) HOA o oo QUESTION 34 2 points (518.7) Which compound, in a reaction with the ketone below, would produce the fewest side products? (Identify which aldol reactions will proceed in high yield). Reagents: starting material acetone + (1) NaOH...
2. Give the products for the following aldol reactions. (5 points each) 1. Д. ОН Н 2. Нt 3. ОН- гру. ".. ОН: 5. ОН: -CHO 6. “ ОН:
Section 4. Total points 26 1. Give one example of each of the following name reactions. For each reaction, you MUST INCLUDE: i) IUPAC Name of the reactant ii) IUPAC Name of the product iii) Reagents and reaction conditions (4points X 4 = 16 points) a. H.V.Z reaction b. Crossed aldol reaction between an aldehyde and a ketone 2-Propanone Benzaldehple c. Michael reaction between an a.ß unsaturated aldehyde and a B-diketone. d. Dieckman Condensation to have a cyclic product with...
2. Give the products for the following aldol reactions. (5 points each) 1. Д. ОН: Н 2. н* 3. ОН: Н ОН ".. 5. ОН + CHO 6. ОН 3. Complete the following scheme. Two step reactions will contain two boxes. 5 points MgBr H CI 5 points AICI: 2. H 3. PCC, CH2Cl2 2 points 5 points 2 points 2. H 3. H Cr04 2 points 5 points OH 2 points 1. OH 5 points Final product shows strong...
2. (12 points, 6 points each) Give the arrow pushing mechanism for To of the following reactions. Draw the resonance structures of the intermediate. You MUST include the mechanism for the formation of the electrophile for electrophilic substitution reactions. Do not combine steps and be sure to show arrows and charges for all steps. Gie Twoyo.coc.c.m.m.ci.e groded..ay are wotcleurly marked hwiti only gade wor A. HNO, H,So B. 1. AICI 2. H2o C. OzN NO2 NaOCH2CH 02N. heat N/A D....
5. Predict the major product for each of the following reactions. (45 points) 1HC:CNa A. H 2. H.O 2 PAhere dd yek get h? н zn(Hg) В. exha carben HCI NaBH он OH D. 2. H30* E. Ph,P + Н,о" F. На -NH Pt HооC heat COOH G. O ON COOH он(1 equv) 2. LIAIH 1 HO H н. 3 H,0 -2-
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