


Question 13 Which of the reactions listed below would serve as a synthesis of acetophenone, CoH5CCHz...
4. Which of the following reactions would be most suitable for the synthesis of phenetole (ethyl phenyl ether). HINT: See Question #1 Br A) LT + OH 2 M NaHCO3 CH2Cl2 R.N+ OH 2 M NaOH CH,Cl2 RAN 2 M NaHCO, CH2Cl2 RAN Br D MY + OH 2 M NaOH CH2Cl2 RAN+
Question 29 1. CH3CH2MgBr H Cr04 Which of the following is a synthesis of 3-heptanone? CA. 1. DMSO, (COCI)2 CH3CH2CH2CH2CH2OH 2. EtzN B. CH(CH3)2CH Li H30+ CH3CH2CN ether 2. H30* с с. PBr3 NaCN CH3CH2MgBr H30+ CH3CH2CH2CH2OH ether ether D. 1.03 2. Zn/H E. All of these choices are syntheses of 3-heptanone. Question 30 A compound with the molecular formula C 10H 13Cl gave the following 1H NMR spectrum: singlet, 8 1.6 singlet, 3.1 multiplet, 5 7.2 (5H) The most...
Using the reagents listed below, propose a synthesis of the target compound starting from benzene. Assume all reactions are appropriately worked up and that mixture of constitutional isomers can be separated. CI NH2 A. Cl/FeCl3 B. HNO3/H2SO4 C. CH3COCI/AICI: D. NaNO2/HCI E. HC1/Cuci F. KCN/CuCN G. H3PO2 H. H2O/heat I. H Cr04 J. 1)LiAlH4 2)H20 K. H/Ni L. 1) Mg 2)CO2 3)H30 M. CH3OH/H30+ N. (CH3)2SO4 NaOH O. CH3OH SOCI Q. HCI R. NaN3
13. (12 pts-4 pts each) Show how you could carry out th how you could carry out the following synthesis reactions by placing the letters corresponding to the appropriate reagents above each ar must be in the correct order to receive full credit. priate reagents above each arrow. The reagents A. HBr, ether B. Br2, CH2Cl2 C. Br2, H2O D. 1. Hg(OAC)2, H2O/THF 2. NaBH4 E. 1. BH3, THF 2. H2O2, OH F. H2SO4, H2O/HgSO4 G. NBS, hy H. H/Pd/C...
13) Which of the reagents listed below would work best in the following reaction? OH OH ON H2N
Question 4 (4 points) What is the final, major product of the synthesis below? CH3OH 1) O3, CH2Cl2, -78 °C 2) H202 NaOCH HOCH ?. H2SO4 (cat.) CH3 Question 5 (4 points) Predict the product(s) of the following Diels-Alder reaction below. - ? COOCH3 + enantiomer COOCH3 N NCOOCH COOCH N-COOCH N-COOCH, Question 6 (4 points) What is the correct set of reagents for the synthesis of the compound at right with the starting diene at left? H₂N. NH2 H...
using the reagents listed below, propose a synthesis of the
target compound starting from benzene.
Remaining Time 58 minutes, 36 send Question Completion Status Using the registed below, propone a thesis of the target compound starting from benzene. Enter your awwer as a lof letters corresponding to the selected register you wish to use them You may assume that all reactions appropriately worked up and that matures of construtorallomers can be separed. You may use a reagent more than one...
using the word bank below, propose a synthesis of the target
compound starting from benzene.
Using the reagents listed below, propose a sythesis of the target compound starting from benzene. wish to use them. You may assume that all reactions are appropriately worked up and that mixture NH2 A. Cl/FeCl3 B. HNO3/H_SO4 C. CHCOCI/AICI: D. NaNO_/HCI E. HC1/Cuci F KCN/CuCN G. H2PO2 H. H2O/heat I. H Cr04 J. 1)LiAlH4 2)H2O K. H /Ni L. 1) Mg 2)C02 3)H30+ M. CH3OH/H30+...
4. (3 pt) Which synthesis below would work best for the following transformation? OH A. 1. Mg in ether, 2. CH CHO with an H+ workup B. 1. MeLi, 2. CH CHO with an H+ workup C. NaOMe and heat D. NaBH, then H+ workup
QUESTION 2 2 points Save Answer The synthesis below can be accomplished using reactions you have learned in CHEM 241b. Br OH The reagents required to synthesize the desired compound from benzene are listed below. Arrange them in the appropriate order. - A SnCl2, HCI - A HNO3, H2S04 - H2O - A Br2, FeBr3 - NaNO2, HCI, 0-5 °C