For spectrum #4, assign the fragments and parent radical ion at m/z ratios of 30, 73.
Homework Answers
Add Answer to:
For spectrum #4, assign the fragments and parent radical ion at
m/z ratios of 30, 73....
4. Propose a structure for a molecule whose mass spectrum shows a parent ion at m/z...
4. Propose a structure for a molecule whose mass spectrum shows a parent ion at m/z 100 with a base peak at m/z 43, an IR peak at 1720 cm' which gave the following 'H NMR spectrum. 33 N - PPM 5. Propose a structure for a molecule whose mass spectrum shows a parent ion at m/z 100 with a base peak at m/z 43, an IR peak at 1720 cm' which gave the following 'H NMR spectrum. doublet 2...
9. Propose a structure for a molecule whose mass spectrum shows a parent ion at m/z...
9. Propose a structure for a molecule whose mass spectrum shows a parent ion at m/z 102 (M), IR peaks at 1740 and 1150 cm which gave the following 'H NMR spectrum.) 2 PPM
parent ion at m/z 102 (M*), IR peaks at 1740 and 1150 cm 10. Propose a...
parent ion at m/z 102 (M*), IR peaks at 1740 and 1150 cm 10. Propose a structure for a molecule whose mass spectrum shows which gave the following 'H NMR spectrum.) 6 1 septet 2 5 0 6 PPM 11. Propose a structure for a molecule whose mass spectrum shows a parent ion at m/z 116 (M*) with at 1740 and 1150 cm1 which gave the following H NMR spectrum. base peak at m/z 43, IR peaks 6 1 2...
Determine the number of carbons on the molecule using the mas spectra 43 100 90 80 70 60 50 40 30 39 20 10 74 27 m/z Values and Intensities: 161 38 351 39 21기 40 401 41 6781 42 5781 43 9861 44 45 3...
Determine the number of carbons on the molecule using the mas
spectra
43 100 90 80 70 60 50 40 30 39 20 10 74 27 m/z Values and Intensities: 161 38 351 39 21기 40 401 41 6781 42 5781 43 9861 44 45 311 46 Trl 50 101 51 이 52 리 53 1기 54 쾨 55 811 56 691 57 601 58 61 59 411 60 T 71 T1 72 Trl 73 74 16275 253 17 54...
Circle the molecular ion peak for the following MS spectrum and the m/z value for the...
Circle the molecular ion peak for the following MS spectrum and
the m/z value for the molecular ion is _____________
4. Circle the molecular ion peak for the following MS spectrum and the m/z value for the molecular ion is 42 pt) 100 80- 60- ? 40- 20- 10 20 30 40 50 m z
I am not understanding this assignment at all. Any assistance is very much appreciated. Mass Spectrum: Molecular Ion m/z value and structure of the Molecular Ion. Base Peak m/z value and structure of...
I am not understanding this assignment at all. Any assistance is
very much appreciated.
Mass Spectrum:
Molecular Ion m/z value and structure of the Molecular Ion.
Base Peak m/z value and structure of that ion
One other significant peak m/z value and structure of that
ion
C13 NMR Spectrum-- Draw Structure of Compound
on the C13 NMR spectrum and identify each signal with the
appropriate Carbon.
Proton NMR Spectrum-- Draw Structure of
Compound on the Proton NMR spectrum and identify...
peak at 73. base peak 11. Consider the following MS spectrum and data: mt m/z %...
peak at 73. base peak 11. Consider the following MS spectrum and data: mt m/z % 15.0 2.9 26.0 2.5 27.0 8.7 28.0 11.6 29.0 13.4 32.0 3.1 39.0 41.0 1.3 42.0 5.3 43.0 100.0 44.0 2.5 57.0 9.5 71.0 1.4 72.0 34.2 73.0 1.7 2.4 Intensity lative 10 15 20 25 30 35 40 45 50 55 60 TTT 65 70 75 a. Calculate) how many carbons are in the molecule. mt=73 m=72 (1.7734.2) x100 =4.5 carbons b. Identify...
The low‐resolution mass spectrum and m/z data obtained for an unknown compound seized during the raid...
The low‐resolution mass spectrum and m/z data obtained for an
unknown compound seized during
the raid on a clandestine laboratory are provided. Ignore the
signals below m/z 70 and the small
clusters of signals at about m/z 85 and 93. The significant signals
(m/z) and their signal intensities
(%I) from the mass spectrum are: (72,2), (73,5), (74,16),
(75,35), (76,8), (77,5), (78,1),
(111,51),
(112,6), (113,17), (114,2),
(139,100), (140,9),
(141,31), (142,3), (155,50),
(156,5), (157,16),
(158,2).
Subsequent analysis of the same compound using...
Information: Each spectra below was obtained from a pure compound. Mass Spectrum parent peaks (M) are...
Information: Each spectra below was obtained from a pure compound. Mass Spectrum parent peaks (M) are listed for all examples. IR peaks listed are strong (s) unless otherwise indicated for signals above 1500 cm "H NMR Spectra, the integral is given in number of hydrogens (#H) or as a relative ratio. Important coupling constants (J-values) are listed next to the peaks for some examples. For some spectra, an inset (grey box) is also given showing a "zoom-in" on an important...
Name: Starting with the mass spectrum of n-heptane What is the molecular ion? What fragment is...
Name: Starting with the mass spectrum of n-heptane What is the molecular ion? What fragment is lost to generate the ion with m/z =71? What cation does the peak at m/z = 43 represent? What group does the spacing between each set of ions represent? Why is the peak at (M-15), corresponding to loss of -CH3 so small? Draw the structure of 2,4-dimethylpentane What is the structure of the ion responsible for m/z = 85? Relative Intensity What is the...
4. Propose a structure for a molecule whose mass spectrum shows a parent ion at m/z 100 with a base peak at m/z 43, an IR peak at 1720 cm' which gave the following 'H NMR spectrum. 33 N - PPM 5. Propose a structure for a molecule whose mass spectrum shows a parent ion at m/z 100 with a base peak at m/z 43, an IR peak at 1720 cm' which gave the following 'H NMR spectrum. doublet 2...
9. Propose a structure for a molecule whose mass spectrum shows a parent ion at m/z 102 (M), IR peaks at 1740 and 1150 cm which gave the following 'H NMR spectrum.) 2 PPM
parent ion at m/z 102 (M*), IR peaks at 1740 and 1150 cm 10. Propose a structure for a molecule whose mass spectrum shows which gave the following 'H NMR spectrum.) 6 1 septet 2 5 0 6 PPM 11. Propose a structure for a molecule whose mass spectrum shows a parent ion at m/z 116 (M*) with at 1740 and 1150 cm1 which gave the following H NMR spectrum. base peak at m/z 43, IR peaks 6 1 2...
Determine the number of carbons on the molecule using the mas
spectra
43 100 90 80 70 60 50 40 30 39 20 10 74 27 m/z Values and Intensities: 161 38 351 39 21기 40 401 41 6781 42 5781 43 9861 44 45 311 46 Trl 50 101 51 이 52 리 53 1기 54 쾨 55 811 56 691 57 601 58 61 59 411 60 T 71 T1 72 Trl 73 74 16275 253 17 54...
Circle the molecular ion peak for the following MS spectrum and
the m/z value for the molecular ion is _____________
4. Circle the molecular ion peak for the following MS spectrum and the m/z value for the molecular ion is 42 pt) 100 80- 60- ? 40- 20- 10 20 30 40 50 m z
I am not understanding this assignment at all. Any assistance is
very much appreciated.
Mass Spectrum:
Molecular Ion m/z value and structure of the Molecular Ion.
Base Peak m/z value and structure of that ion
One other significant peak m/z value and structure of that
ion
C13 NMR Spectrum-- Draw Structure of Compound
on the C13 NMR spectrum and identify each signal with the
appropriate Carbon.
Proton NMR Spectrum-- Draw Structure of
Compound on the Proton NMR spectrum and identify...
peak at 73. base peak 11. Consider the following MS spectrum and data: mt m/z % 15.0 2.9 26.0 2.5 27.0 8.7 28.0 11.6 29.0 13.4 32.0 3.1 39.0 41.0 1.3 42.0 5.3 43.0 100.0 44.0 2.5 57.0 9.5 71.0 1.4 72.0 34.2 73.0 1.7 2.4 Intensity lative 10 15 20 25 30 35 40 45 50 55 60 TTT 65 70 75 a. Calculate) how many carbons are in the molecule. mt=73 m=72 (1.7734.2) x100 =4.5 carbons b. Identify...
The low‐resolution mass spectrum and m/z data obtained for an
unknown compound seized during
the raid on a clandestine laboratory are provided. Ignore the
signals below m/z 70 and the small
clusters of signals at about m/z 85 and 93. The significant signals
(m/z) and their signal intensities
(%I) from the mass spectrum are: (72,2), (73,5), (74,16),
(75,35), (76,8), (77,5), (78,1),
(111,51),
(112,6), (113,17), (114,2),
(139,100), (140,9),
(141,31), (142,3), (155,50),
(156,5), (157,16),
(158,2).
Subsequent analysis of the same compound using...
Information: Each spectra below was obtained from a pure compound. Mass Spectrum parent peaks (M) are listed for all examples. IR peaks listed are strong (s) unless otherwise indicated for signals above 1500 cm "H NMR Spectra, the integral is given in number of hydrogens (#H) or as a relative ratio. Important coupling constants (J-values) are listed next to the peaks for some examples. For some spectra, an inset (grey box) is also given showing a "zoom-in" on an important...
Name: Starting with the mass spectrum of n-heptane What is the molecular ion? What fragment is lost to generate the ion with m/z =71? What cation does the peak at m/z = 43 represent? What group does the spacing between each set of ions represent? Why is the peak at (M-15), corresponding to loss of -CH3 so small? Draw the structure of 2,4-dimethylpentane What is the structure of the ion responsible for m/z = 85? Relative Intensity What is the...
Most questions answered within 3 hours.
-
Which of the following is false regarding osmosis and diffusion?
a) A single glycogen molecule will...
asked 41 seconds ago -
20.
A diamond mine is expected to produce regular annual cash flows
of $1 million for...
asked 2 minutes ago -
Within the client’s IT system, supplier information is contained
in a supplier master file (SMF). Each...
asked 2 minutes ago -
Explain why sound travels faster in warm air than in cool air.
Suppose the room temperature...
asked 8 minutes ago -
The measured glucose level one hour after having a sugary drink
varies according to the normal...
asked 15 minutes ago -
Mic2 is a gene present on both the X and Y chromosome
of humans. Suppose a...
asked 14 minutes ago -
Consider this balanced chemical equation:
H2O2(aq)+3I−(aq)+2H+(aq)→I3−(aq)+2H2O(l)H2O2(aq)+3I−(aq)+2H+(aq)→I3−(aq)+2H2O(l)
In the first 10.0 seconds of the reaction, the concentration...
asked 17 minutes ago -
A neuropathologist is using a device with a thin circular coil
of current-carrying wire of radius...
asked 21 minutes ago -
A Carnot engine whose low-temperature reservoir is at 18.0°C has
an efficiency of 21.9%. By how...
asked 23 minutes ago -
A carpenter is making doors that are 2058.0 millimeters tall. If
the doors are too long...
asked 23 minutes ago -
Suppose you are analyzing a competitor of Levi's Luxury Shop and
determine that Current Assets are...
asked 37 minutes ago -
statistics show
that 40% of adults sleep with socks. Eight adults are randomly
selected
what is...
asked 45 minutes ago