Methylcyclohexane 83 10 M=98 80 70 98(M) 60 55 50 40 30. 69 20 29 10 0102030405060708090100110 ●cH 3 mz=98 m/z=83 页/页 页
M=98 98(M ) 10 0 80 90 100 60 50 30 20 40 70 % OF BASE PEAK 0 10 20 30 40 50 60 70 80 90 100 110 83 69 55 41 29 MethylCyclohexane CH3 m/z=98 m/z=83
CH 3 H3C—CH=C—CH2-CH 3 ●CH2-CH3 ●CH3 m/z=55 CH3 H3C—CH=C+ H3C—cHC=CH2 41 m/z=69 10 当m 69 55 84(M) 27 20 10 0102030405060708090100110 页/页 页
84(M ) 0 10 20 30 40 50 60 70 80 90 100 110 69 55 41 27 10 0 80 90 100 60 50 30 20 40 70 % OF BASE PEAK H3C CH C CH3 CH2 CH3 H3C CH C CH3 H3C CH C CH3 CH2 CH2 CH3 CH3 m/z=69 m/z=55
二、芳烃的质谱图 aromatic hydrocarbons 100 90 CH2 CH2CH2 CH3 u80 umu 70 92 60 50 30 134(M) 10 39516577 0102030405060708090100110120130140 页/页 页
134(M ) 10 0 80 90 100 60 50 30 20 40 70 % OF BASE PEAK 0 10 20 30 40 50 60 70 80 90 100 110 91 77 92 39 51 120 130 140 65 CH2 CH2 CH2 CH3 二、芳烃的质谱图 aromatic hydrocarbons
. CH2CH2CH3 CH2- CH2- CH2- CH ch 3 2 m/z=91 m/z=134 m/z=39 m/z=65 Hc三CH Hc三cH m/z=91 CH2 2 C HC. 2CH2 CH 2 CH 3 H H CH 3 m/z=92 Hc≡cH CHCH公H∠H3 m/z=134 m/z=77 m/z=51 页/页 页
CH2 CH2 CH2 CH3 CH2 m/z=91 m/z=91 m/z=39 m/z=65 m/z=134 HC CH HC CH CH2CH2CH3 H2 C CH2 CH H CH3 CH2 H H m/z=92 CH2 HC CH3 CH2CH2CH2CH3 m/z=134 m/z=77 m/z=51 C4H9 HC CH
三、醇和酚的质谱图 alcohols and phenols R 1 RoEC-OH C-OH R R m/z:31,59,73,… H OH H RHC CH RH 2 SH2 (CH2)n (CH2)n H2O RHC CH2 or RHG—cH 12 (CH2)n (CH2)n 页 页
R2 C R1 R3 OH - R3 R2 C R1 OH m/z: 31,59,73, RHC H CH2 OH RHC CH2 OH H -H2O RHC CH2 RHC CH2 (CH2)n (CH2)n (CH2)n (CH2)n or 三、醇和酚的质谱图 alcohols and phenols