1007A compound whose molecular formula is C5H1,0 hasthe IR spectrum shown. The compound's pK, is >40.80-Propose a structure for this compound that isconsistent with these data.60-40-20-C3H1,00누4500 4000 3500 3000 2500 2000 1500 1000 500Wavenumbers (cm-1)% Transmittance

IR spectroscopy is a technique which is used to determine the actual structure of a compound. It…

Answered: 1007 A compound whose molecular formula…

Organic Chemistry

9th Edition

ISBN:9781305080485

Author:John E. McMurry

Publisher:John E. McMurry

Chapter12: Structure Determination: Mass Spectrometry And Infrared Spectroscopy

Section12.SE: Something Extra

Problem 48AP: The infrared spectrum of the compound with the mass spectrum shown below lacks any significant...

See similar textbooks

Similar questions

compound with the molecular formula C7H9N exhibits IR bands at 3450 cm-1 (medium, doublet), and 855 cm-1 (strong) and shows the following major mass spectral signals (m/z): 106 (base); 107 (M+, about 70% of base), 91 (40% of base), and 77 (about 20% of base). Deduce a reasonable structure from this data.
identify the structure of molecular formula c9h10o with IR peak at 1688 Hnmr data ppm at 1.22(triplet,3H),2.98(quartet 2H) and 7.28-7.95(multiplet,5H)
Complete the following answer using the data provided here: Molecular formula: C4H8O2 Important IR data (cm-1): 3280 (broad); 2980-2730 (many); 1690; 1254 All 1H NMR data (ppm, splitting, integration): 11.0 ppm (s), 1; 2.57 ppm (m), 1; 1.07 ppm (d), 6 1. Sketch out a 1H NMR spectrum showing peak locations and peak splitting on a ppm scale for the data provided above. Include the data labels above in your spectrum, but do not show integration lines. 2. draw the most proper line bond structure for the data given above
Propose a structure consistent with each set of data. C8H10 : IR absorptions at 3108–2875, 1606, and 1496 cm−1
Treatment of anisole (CH3OC6H5) with Cl2 and FeCl3 forms P, which has peaks in its mass spectrum at m/z = 142 (M), 144 (M + 2), 129, and 127. P has absorptions in its IR spectrum at 3096–2837 (several peaks), 1582, and 1494 cm-1. Propose possible structures for P.
A sample of a liquid from an unlabeled bottle was subjected to analysis: MS showed that M+ has m/z of 89 and IR displayed bands at 2995-2840 cm-1, 1562 cm^-1, and 1425 cm^-1. Identify the functional group in the molecule and provide two possible structures.
The infrared spectrum of the compound with the mass spectrum shown below lacks any significant absorption above 3000 cm-1. There is a prominent peak near 1740 cm-1 and another strong peak near 1200 cm-1. Propose a structure consistent with the data.
When measured on a spectrometer operating at 200 MHz, chloroform (CHCl3) shows a single sharp absorption at 7.3 Î´. (a) How many parts per million downfield from TMS does chloroform absorb? (b) How many hertz downfield from TMS would chloroform absorb if the measurement were carried out on a spectrometer operating at 360 MHz? (c) What would be the position of the chloroform absorption in Î´ units when measured on a 360 MHz spectrometer?
1. Deduce a possible structure for the compound with the IR absorptions below. (a) C5H8O: 2950, 1750 cm-1 (b) C4H8O: 2950, 2820, 2715, 1715 cm-1 2. How could IR spectroscopy be used to distinguish between the following pair of compounds? (a) CH2=CHCH2CH(CH3)2 and CH3CH2CH2CH(CH3)2 (b) CH3OCH2CH3 and CH3CH2CH2OH 4. How does the O-H stretch in the IR spectrum of a carboxylic acid differ from the O-H stretch of an alcohol?
An organic compound B with formula C6H14O has the following: IR Spectroscopy 2974 cm-1, 1080 cm-1 Mass Spectrometry 102 (M+), 87, 73 1H NMR Spectroscopy Eight signals at δ 1.10 (d, 3H), 1.13 (dd, 3H), 1.14 (dd, 3H), 1.59 (ddq, 1H), 1.60 (ddq, 1H), 3.19 (ddq, 1H), 3.51 (dq, 1H), 3.50 (dq, 1H). Compound B is obtained by the reaction of compound A with NaH followed by CH3CH2Br. The stereochemistry of A is "S" Using this information, deduce a plausible structure for Compound A with correct stereochemistry.
Imine compounds usually show stretching bands in the IR in the range of 1690-1649cm-1 and aromatic amines show a C-N stretch at 1340-1265cm-1. A related compound, N-benzylideneaniline, does not show tautomerism and has a C-N stretch at 1678cm-1 while H2SB-1(2-(2-hydroxybenzylideneamino)phenol ) shows a C-N stretch of 1590 cm-1. Given this information, does H2SB-1 show some C-N single bond character.
An unknown compound (x) contains only carbon and hydrogen, has MW=112 and exhibits the spectral data below. In addition to the IR signal listed below, there are only peaks corresponding to C-H stretches (between 3300 and 2900) and several in the "fingerprint region". IR (cm-1) 2145 CNMR (ppm) 77.8, 70.1, 30.2 H NMR (ppm) 2.45 (singlet)

SEE MORE QUESTIONS

Recommended textbooks for you

Organic Chemistry

Chemistry

ISBN:

9781305080485

Author:

John E. McMurry

Publisher:

Cengage Learning

Macroscale and Microscale Organic Experiments

Chemistry

ISBN:

9781305577190

Author:

Kenneth L. Williamson, Katherine M. Masters

Publisher:

Brooks Cole

Organic Chemistry

Chemistry

ISBN:

9781305580350

Author:

William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote

Publisher:

Cengage Learning

Organic Chemistry

Chemistry

ISBN:

9781305080485

Author:

John E. McMurry

Publisher:

Cengage Learning

Macroscale and Microscale Organic Experiments

Chemistry

ISBN:

9781305577190

Author:

Kenneth L. Williamson, Katherine M. Masters

Publisher:

Brooks Cole

Organic Chemistry

Chemistry

ISBN:

9781305580350

Author:

William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote

Publisher:

Cengage Learning

SEE MORE TEXTBOOKS

1007 A compound whose molecular formula is C5H1,0 has the IR spectrum shown. The compound's pK, is >40. 80- Propose a structure for this compound that is consistent with these data. 60- 40- 20- C3H1,0 0누 4500 4000 3500 3000 2500 2000 1500 1000 500 Wavenumbers (cm-1) % Transmittance