A common alkene starting material is shown below. Predict themajor product for each reaction.Use a dash or wedge bond to indicate the relativestereochemistry of substituents on asymmetric centers, whereapplicable. Ignore any inorganic byproductsSelect to DrawSelect to DrawCl2H₂OபBr2回1. Hg(OAc)2,CH3OH2. NaBH4, NaOH1.032. (CH3)2SSelect to DrawSelect to Draw Consider a molecule with the molecular formula of C3H5Br. TheIR and 'H NMR spectra are shown below. Draw the structure thatbest fits this data.1110150010002000Wavenumbers (cm³)1H+211Drawing2Version: 1.214.0+ productionQортQ

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Answered: A common alkene starting material is…

Physical Chemistry

2nd Edition

ISBN:9781133958437

Author:Ball, David W. (david Warren), BAER, Tomas

Publisher:Ball, David W. (david Warren), BAER, Tomas

Chapter16: Introduction To Magnetic Spectroscopy

Section: Chapter Questions

Problem 16.49E

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Spectra data for Unknown Z are listed below. Deduce it's structure. MS: m/z 134 (Molecular Ion) IR: 1720 (strong); 3062 (weak); 2981 (medium); 1605 (medium) 13C NMR and 1H NMR shown on a separate page.
1) Complete the spectroscopy data tables for a compound with molecular formula C8H8O. Determine the structure of the compound. Any labile protons, if they exist, will not be present in this particular1H NMR spectrum.
3b. Which of the compounds below BEST matches the following 1H NMR spectrum? Integration values are indicated next to their corresponding signal. Briefly explain.
What is the structure of the unknown? Determine it by analyzing the spectroscopic data given in IR, MS, 1H NMR, 13C NMR (Broadband decoupled with carbon types) and fully substantiate your answer with key supporting data from each spectrum.
Give the structure for two isomers of molecular formula C4H10O which are consistent with the ^1H-NMR spectra shown below.
ORGANIC CHEMISTRY: SEE PICTURE A compound with the chemical formula C5H10O gives the H NMR spectra below. Determine the HDI and then propose a structure of the unknown. Annotate the spectra with all relevant signals identified to support your answer. Hint: both peaks below could be classified as a singlet.
Provide the structure of the molecule that would give rise to these spectra. Include degree of unsaturation, functional groups present, assignment of 1H and 13C NMR peaks by labeling each peak with specific atoms in the structure (a,b,c,d) and show which atoms give rise at which peaks
An unknown compound C (molecular formula C4H8O3) exhibits IRabsorptions at 3600−2500 and 1734 cm−1, as well as the following 1HNMR spectrum. What is the structure of C?
Complete the spectroscopy data tables for a compound with molecular formula C6H12O2. Determine the structure of the compound. Any labile protons, if they exist, will not be present in this particular 1H NMR spectrum.
Predict the following NMR spectra. Include details such as the multiplicity of the signals and which couplings would be expected.
For each set of spectral data below, draw the skeletal structure of the molecule that is consistent with the data. a. C5H12OMajor IR peaks: 3000 -2850 cm-11H NMR: 1.10 ppm (doublet); 3.60 ppm (septet), 3.8 ppm (quartet), 1.05 ppm (triplet) b. C3H6Br2Major IR peaks: 3000 -2850 cm-11H NMR: 2.4 ppm (quintet) and 3.5 ppm (triplet)
A compound has strong infrared absorptions at the following frequencie . Suggest likely functional group that may be present. Q.) 1710 and 2500–3400 (broad) cm-1

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