2. Outline a synthesis of cyclohexane from 4-bromobut-1-ene. (10 marks) from
Using both Grignard and Wittig reactions outline a synthesis of 7-cyclobutyl-2,5-dimethylhept- 4-ene [no specific dh, stereochemistry] starting with cvclobutvl bromide, ethylene oxide, ethanol and isopentyl bromide as the only allowed carbon sources and any needed inorganic reagents
Synthesis: Outline a synthesis
of E from F.
Synthesis: Outline a synthesis of C from compound D.
Synthesis: Compound B from 3-chloro-2-methylbenzaldehyde
Compound B
Synthesis: Outline a synthesis of A from styrene and
ethanol.
A
19) Synthesis: Outline a synthesis of C from compound D. 20) Synthesis: Compound B from 3-chloro-2-methylbenzaldehyde CH Compound B 21) Synthesis: Outline a synthesis of A from styrene and ethanol. 18) Synthesis: Outline a synthesis of E from F.
6) Multistep synthesis from cyclohexane Using cyclohexane as your starting material, show how you would synthesize cach of the following compounds. Once you have shown how to synthesize a compound, you may use it as the starting material in any later parts of this problem.) a) bromocyclohexane (b) cyclohexene e) ethoxycyclohexane (d) 3-bromocyclohex-l-ene (e) cyclohexa-1,3-diene (1) cyclohexanol
32) Propose the synthesis of (E)-2-phenylbut-1-ene starting from benzene.
Provide step by step synthesis of the following compound
starting from but-1-ene. Assume isomers can be separated (be regio-
and stereo- specific).
4. Provide step by step synthesis of the following compound starting from but-l-ene. Assume isomers can be separated (be regio- and stereo-specific).
3. Provide the synthesis of the following alcohol from
cyclohexane with no elimination byproducts generated in the
synthesis. (11 pts)
3. Provide the synthesis of the following alcohol from cyclohexane with no elimination byproducts generated in the synthesis. (11 pts) step 1 an ester step 2 step 1 D ОН step 2 an alcohol
Choose the most efficient synthesis of (halomethyl)cyclohexane starting from cyclohexane and using any reagents needed.24.1 (1).png
6. Starting with propyne, outline syntheses of the following (a) hex-2-yne (b) (E)-pent-2-ene (c) (Z)-pent-2-ene
Outline the synthesis of the following compounds from the compound given. 4-nitro-2, 6-dibromoanisole from anisole. 4-bromo-2-nitrobenzoic acid from o-nitrotoluene. 2, 4, 6-tribrom from aniline. 5-nitroisophthalic acid from m-xylene 4-nitroisophthalic acid from m-xylene
Design a synthesis of the following target molecule
from cyclohexane. Make sure it is at least 4 steps long.
muli Br