Homework Answers
First step is addition of
grignard reagent to carbonyl group to yield secondary alcohol which
on treating with PCC undergo oxidation to give ketone. Then, this
ketone is made to react with ylide by a known reaction called
Wittig reaction to give alkene.
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8. (9 pts) Provide the missing reagent(s) or products in the following guided synthesis schemne. MgBr...
4. Guided synthesis. Fill in each of the boxes provided with the missing reagent(s) or product(s)....
4. Guided synthesis. Fill in each of the boxes provided with the missing reagent(s) or product(s). SOC12 | 1 . 03 م 2. H2O NH2 NH2 5. Devise an efficient synthesis for the following transformation (final product is on the left, starting material is toluene on the right). ولكم
3. Provide the missing reagent(s) and major product(s) for the following multi step synthesis. 0908 NO2
3. Provide the missing reagent(s) and major product(s) for the following multi step synthesis. 0908 NO2
20. (8 pts) Provide a synthesis of the following molecule starting from cyclohexene and any other reagent necessary complete the synthesis. Any other necessary reagent + -OCH2C3 20. (8 pts)...
20. (8 pts) Provide a synthesis of the following molecule starting from cyclohexene and any other reagent necessary complete the synthesis. Any other necessary reagent + -OCH2C3
20. (8 pts) Provide a synthesis of the following molecule starting from cyclohexene and any other reagent necessary complete the synthesis. Any other necessary reagent + -OCH2C3
What is the missing reagent that can be used to carry out the following transformation? MgBr...
What is the missing reagent that can be used to carry out the following transformation? MgBr ? COOH A. H20 B. CO2 C. PCC D.K2Cr2O7, H2S04
provide the missing reagent(s) for the following synthesis problems. if more than one step is required,...
provide the missing reagent(s) for the following synthesis
problems. if more than one step is required, be sure to number the
reagents to indicate which ones go in each step. if there is more
than one step, please draw each synthetic step separately and
provide the product of each step.
I OH Br you - 5.
For questions 1-4, provide the missing reactant(s), reagent(s), or major organic product(s) of each reaction. Only...
For questions 1-4, provide the missing reactant(s), reagent(s), or major organic product(s) of each reaction. Only one type of species is missing for each reaction. If you are providing reactant(8) or product(s), be sure to indicate stereochemistry if it is relevant. If you are providing reagents and more than one step is required, be sure to number each step. 1. EtMgBr 2.H20 NH [H] 5. Propose an efficient synthesis for one of the following transformations. Please circle the synthesis you...
Provide the missing reagents or products to complete the synthesis: HCN DIBAL-HI H20
Provide the missing reagents or products to complete
the synthesis:
HCN DIBAL-HI H20
1) The following three schemes are missing reagents or products. Each missing reagent is 2 pts,...
1) The following three schemes are missing reagents or products. Each missing reagent is 2 pts, each missing product is 3 pts. Do not add any reagents if something is already specified. Each scheme is independent. mCPBA Ą — men of — Toque — 29 - - Y- DMP - -
11. [6 points] Provide the organic products or missing reagent(s) for the following reactions involving carboxylic...
11. [6 points] Provide the organic products or missing reagent(s) for the following reactions involving carboxylic acid derivatives. (a) PhLi (2 equivalents) ОMe then H307 (b) NH2 NH2 (c) Li cu. CI H3CCH3
I need help with drawing these mechanisms. wens Synthesis. (36 points) 1. Provide the reagent(s) in the boxes provided...
I need help with drawing these mechanisms.
wens Synthesis. (36 points) 1. Provide the reagent(s) in the boxes provided that would accomp transformations. (5 pts each, 20 pts total) ABC DBN lo Nauit OH OCH, OCH OH ( + en ) O CHE ( + en ) 2. Provide the reagents necessary to accomplish the following multistep synthesis. More than one reaction/step is required (8 pts each, 16 pts total) ODBN T4 tootz ph v ah y Donah We @...
4. Guided synthesis. Fill in each of the boxes provided with the missing reagent(s) or product(s). SOC12 | 1 . 03 م 2. H2O NH2 NH2 5. Devise an efficient synthesis for the following transformation (final product is on the left, starting material is toluene on the right). ولكم
3. Provide the missing reagent(s) and major product(s) for the following multi step synthesis. 0908 NO2
20. (8 pts) Provide a synthesis of the following molecule starting from cyclohexene and any other reagent necessary complete the synthesis. Any other necessary reagent + -OCH2C3
20. (8 pts) Provide a synthesis of the following molecule starting from cyclohexene and any other reagent necessary complete the synthesis. Any other necessary reagent + -OCH2C3
What is the missing reagent that can be used to carry out the following transformation? MgBr ? COOH A. H20 B. CO2 C. PCC D.K2Cr2O7, H2S04
provide the missing reagent(s) for the following synthesis
problems. if more than one step is required, be sure to number the
reagents to indicate which ones go in each step. if there is more
than one step, please draw each synthetic step separately and
provide the product of each step.
I OH Br you - 5.
For questions 1-4, provide the missing reactant(s), reagent(s), or major organic product(s) of each reaction. Only one type of species is missing for each reaction. If you are providing reactant(8) or product(s), be sure to indicate stereochemistry if it is relevant. If you are providing reagents and more than one step is required, be sure to number each step. 1. EtMgBr 2.H20 NH [H] 5. Propose an efficient synthesis for one of the following transformations. Please circle the synthesis you...
Provide the missing reagents or products to complete
the synthesis:
HCN DIBAL-HI H20
1) The following three schemes are missing reagents or products. Each missing reagent is 2 pts, each missing product is 3 pts. Do not add any reagents if something is already specified. Each scheme is independent. mCPBA Ą — men of — Toque — 29 - - Y- DMP - -
11. [6 points] Provide the organic products or missing reagent(s) for the following reactions involving carboxylic acid derivatives. (a) PhLi (2 equivalents) ОMe then H307 (b) NH2 NH2 (c) Li cu. CI H3CCH3
I need help with drawing these mechanisms.
wens Synthesis. (36 points) 1. Provide the reagent(s) in the boxes provided that would accomp transformations. (5 pts each, 20 pts total) ABC DBN lo Nauit OH OCH, OCH OH ( + en ) O CHE ( + en ) 2. Provide the reagents necessary to accomplish the following multistep synthesis. More than one reaction/step is required (8 pts each, 16 pts total) ODBN T4 tootz ph v ah y Donah We @...
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