draw the structures that result from the fragments accorfing to the main peaks in the followomg...
zene, C6H6? 12-23 Propose structures for compounds that fit the following data: al A ketone with M+ 86 and fragments at m/z 71 and m/z 43 h An alcohol with M+ = 88 and fragments at m/z 73, m/z 70, and m/z = 59 12-24 2-Methylpentane (C6H14) has the mass spectrum shown. Which peak represents M+? Which is the base peak? Propose structures for frag- ment ions of m/z 71, 57, 43, and 29. Why does the base peak have...
15. The mass spectrum of a compound appears below. The molecular ion, M+1, and M+2 peaks have intensities of 100, 6.8, and 31.8 respectively. Use the information provided to determine the formula of the compound 100 MS-NW-5495 80 60 40 20 шшшl 110 10 20 30 40 50 60 70 80 90 100 m/z Relative Intensity
15. The mass spectrum of a compound appears below. The molecular ion, M+1, and M+2 peaks have intensities of 100, 6.8, and 31.8 respectively....
This is the mass spectrum of dichlorocyclohexylmethylsilane. Explain the relative intensity for peaks at m/e 196.0 (13.5), 197.0 (1.8), 198.0 (9.1),199.0 (1.1), 200.0 (1.7)and 201.0 (0.2) 1 00 - MS-IW-7601 C1 80 $i-CH3 60 40 mtt O 40 zO 60 140 160 180 200 100 1ZO m/z Relative Intensity
This is the mass spectrum of dichlorocyclohexylmethylsilane. Explain the relative intensity for peaks at m/e 196.0 (13.5), 197.0 (1.8), 198.0 (9.1),199.0 (1.1), 200.0 (1.7)and 201.0 (0.2) 1 00 - MS-IW-7601 C1...
Use the IR and MS data to elucidate the structures of the compounds below. Identify the M and other necessary peaks in the mass spectra below. Give the functional group responsible for the IR signals. IR: (1 709) sharp, strong (1607-1653) weak MS: ID 4 peaks 100- Relative Intensity orta pripreme 10 20 30 40 50 60 70 80 90 100 m/z 110 120 IR: (1753) strong (1602 - 1658) weak MS: ID 4 peaks 100 MS-NU-18 Relative Intensity 10...
Draw the mass spectrum for Vinyl Acetate: C4H6O2
a. Draw out the structure. b. Label the molecular ion peak and base peak. C. Assign structures to the fragment ion peaks at m/e 43, m/e 28 and m/e 15. 100 (43-Base Peak Relative Intensity 20 28 15 86 Mt TTT 20 60 100 120 160 140 mle
2. Match the electron impact (El) mass spectrum with the correct structure from the choices below. ectra of the following molecules (write the correct letter in the upper left-hand corner of the spectra). Draw the structure of the indicated fragments (*) A OH *(43) *(71) * (43) 100- MS-NU-O1 Relative Intensity Relative Intensity 10 20 30 40 50 70 80 90 100 10 30 40 60 70 50 /z 60 /z m m
2. Match the electron impact (El) mass spectrum with the correct structure from the choices below. of the fragments in the El spectra of the following molecules (write the correct letter in the upper left-hand corner of the spectra). Draw the structure of the indicated fragments (*) С В OH H *(43) *(71) *(43) 100 HS--1 100- -N-113 во- 80- 60- 60- 40- 40- 20- 20- m/z m/z 3. Predict the molecular ion peak pattern (El spectrum low resolution) for...
The following is the mass spectrum of Niacin. Can you please
interpret each of the peaks seen in the mass spectrum and what they
correspond to on the Niacin compound?
Niacin Mass Spectrum Relative Intensity LES .45 1718 2025262728 No 89 9495 III. 6162366566768 70 60 72757 11,80 80 122| 20 30 40 50 70 100 1 10 120 m/z
11. The mass spectrum below is that of benzyl 3-methylbutanoate (see structure below). Provide a structure for the fragments at m/z 144, 129, 116, 115, 101, 99, 73, 71 and 43 (You must show the fragmentation pattern) (0.5x84 pts) 100 43 80 71 115 60 99 40 101 88 144 116 20 125 100 75 50 25 m/z
11. The mass spectrum below is that of benzyl 3-methylbutanoate (see structure below). Provide a structure for the fragments at m/z 144,...
label peaks
Butane MASS SPECTRUM 100 Molar mass- 58.12 q/mol 80 40 20 0.0 10 20 30 40 50 m/z IST Char:-. 60 60 Rel. Intensity