Mass Spectrometry5) The mass spectrum of 1-chlorobutane is shown. Based on the spectrum, the fragmentation of the molecularion Mt occurs primarily via100Relative Intensitym/z80-6040-20-010Mass spectrum of 1-chlorobutaneCH3-CH₂-CH₂-CH₂-CIM = 92 C4H9CI[C₂H₂J*27[C₂H]m20[C₂H.J7829[C₂H₂]4130[C₂H₂J39a) loss of methyl and ethyl groupsb) loss of chlorine40[C₂H₂1'43[C₂HJICH,₂³CH²[CH₂³5Cc) loss of hydrogenc) the molecular ion remains largely intact56baseion50peak[C₂H₂(C₂H₂)3:1 65 574961[CH]Afrothe6065[C₂H³C[C₂Hcn7080[C₂H₂³CImolecularionPeak [M]+9290

Mass spectra is used to identify molecular mass and possible fragments of the unknown compound.

Mass Spectrometry 5) The mass spectrum of 1-chlorobutane is shown. Based on the spectrum, the fragmentation of the molec ion M* occurs primarily via 100- Relative Intensity 80- 60- 40- 20- m/z-> Mass spectrum of 1-chlorobutane CH3-CH₂-CH₂-CH₂-CI C4 HgCl 10 M = 92 ftat [C₂H₂ [C₂HJ 20 27 [C₂H.J 29 [C₂H] 41 30 (C₂H₂J 39 a) loss of methyl and ethyl groups b) loss of chlorine 40 (C₂H₂1' 43 [C₂HJ ICH,3CH• [CH, C 4961 50 c) loss of hydrogen c) the molecular ion remains largely intact 65 56 base ion peak [CH] [CH₂) [CH] [C₂Hcq [C₂Hc ST 60 3:1 63 165 70 80 [CH³C molecular ion Peak [M]+ 92 90

Mass Spectrometry 5) The mass spectrum of 1-chlorobutane is shown. Based on the spectrum, the fragmentation of the molec ion M* occurs primarily via 100- Relative Intensity 80- 60- 40- 20- m/z-> Mass spectrum of 1-chlorobutane CH3-CH₂-CH₂-CH₂-CI C4 HgCl 10 M = 92 ftat [C₂H₂ [C₂HJ 20 27 [C₂H.J 29 [C₂H] 41 30 (C₂H₂J 39 a) loss of methyl and ethyl groups b) loss of chlorine 40 (C₂H₂1' 43 [C₂HJ ICH,3CH• [CH, C 4961 50 c) loss of hydrogen c) the molecular ion remains largely intact 65 56 base ion peak [CH] [CH₂) [CH] [C₂Hcq [C₂Hc ST 60 3:1 63 165 70 80 [CH³C molecular ion Peak [M]+ 92 90

Organic Chemistry

8th Edition

ISBN:9781305580350

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

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

Chapter14: Mass Spectrometry

Section: Chapter Questions

Problem 14.37P

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