10. According to the 1H NMR spectrum of the product, which of the following is a major product of the reaction sequence shown in the box? COCH3 CH3COCH,CH3 HCI, H20 HNO3 ? H2SO4 CH3CH2O- cold CCH2C A) CH2CCH2CH3 B) to he O,N elo NO2 Oonod-odiob CH,COCH,CH3 C) CH,COCH,CH3 ON 1H NMR of the major product: Expansion aromatic region: 1H, singlet 1H, doublet 1H, triplet 2H, singlet 3H, triplet twollol s doldW. 1H, doublet 2H, quartet PPM 0-

10. According to the 1H NMR spectrum of the product, which of the following is a major product of the reaction sequence shown in the box? COCH3 CH3COCH,CH3 HCI, H20 HNO3 ? H2SO4 CH3CH2O- cold CCH2C A) CH2CCH2CH3 B) to he O,N elo NO2 Oonod-odiob CH,COCH,CH3 C) CH,COCH,CH3 ON 1H NMR of the major product: Expansion aromatic region: 1H, singlet 1H, doublet 1H, triplet 2H, singlet 3H, triplet twollol s doldW. 1H, doublet 2H, quartet PPM 0-

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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2. What is the best choice of reagents to accomplish the following transformation. A) H₂O, Br₂ B) [1] BH3; [2] H₂O₂/HO- C) H₂O, H₂SO4 D) [1] BH3; [2] H₂O HO CH₂Br
please show the steps of the mechanisms
Select the most appropriate reagents for the transformation. HO The best reagents are: О 1. NaBH, 2. Н,О 1. DIBAL-H, hexane 2. Н,О 1. LİAIH, diethyl ether 2. H,0 1. KMNO,, HO¯, heat 2. H,O*
6. Consider the following reaction scheme: 1) l2, NAOH, H,0 2 OH + ICH3 2 2) H30* Draw a detailed mechanism with arrows showing the movement of electrons for the formation of benzoic acid and iodoform from 1,3-diphenyl-1,3-propanedione (2).
Propose the best synthesis for each of the following molecules. All of the carbons in your target molecule must come from the organic molecules attatched to this question.
What reaction sequence will best achieve the transformation shown below? (1) BH3 THF (2) H2O2, NaOH/H20 (A) [?] (1) HBr/ether (B) (2) NaCN/CH3CN (3) Ts-CI, pyridine (4) NACN/CH3CN "CN (1) ВНз. THF (2) H-02. NaOHн-0 (C) (3) SOC,, pyridine (4) NaCN/CH;CN (1) Hg(OAc)2, HO/THF (2) NABH/ethanol (D) (3) Ts-Cl/pyridine (4) NaCN/CH, CN OSequence D Sequence A
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6) Give the structures of the compounds A-E in the synthetic sequences below. PBr3, Br2 NH3, excess LOH A B you 1) NaNH2 (1 equiv) H2O, HgSO4 Br2 excess HCECH C D E H2SO4 NaOH excess 2) BuCI (1 equiv)
2. Draw the major organic product for each of the reactions below. НО. НО ОН H ОН DMP (xs) CH₂Cl2 1) DMSO, (COCI) 2 2) Et3N Н Н O OH O ОН CrO 3 (xs) H3O+ acetone PCC (xs) CH₂Cl2
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What sequence of reactions will accomplish the following synthetic transformation? CO,H = CH2-OH I LIAIH4 H* / H20 CrO3/H* H20/ OH II LIAIH4 H*/ H20 CH3-CH2-OH, H* OH (aq) III NABH4 HO-CH2-CH2-OH, H* H2O2 IV HO-CH2-CH2-OH, H* LIAIH4 /H2O Select one: А. П В. I С. IV O D. I