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MassMS-NW-0985 2,3-dibromothiophene C4H2Br2S (Mass of molecular ion: 240)
Source Temperature: 240 °C Sample Temperature: 130 °C Reservoir, 75 eV
28.0 1.3 32.0 1.0 37.0 7.1 38.0 7.3 44.0 1.7 45.0 17.3 49.0 2.2 50.0 1.6 69.0 1.4 79.0 2.1 80.0 1.8 81.0 9.0 82.0 41.9 83.0 2.4 84.0 1.6 116.0 1.5 117.0 8.7 118.0 1.9 119.0 8.3 120.0 1.7 121.0 2.6 122.0 1.3 123.0 1.0 135.0 2.6 137.0 2.9 161.0 18.3 162.0 1.8 163.0 18.5 164.0 1.2 195.0 1.0 197.0 1.9 199.0 1.1 240.0 50.2 241.0 2.7 242.0 100.0 243.0 5.5 244.0 52.2 245.0 2.8 246.0 2.3
parameter in cyclohexane
parameter in CDCl3
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1H NMR 300 MHz C4 H2 Br2 S 7.9 mol% in cyclohexane 2,3-dibromothiophene 
Parameter ppm Hz
D(A) 6.77 D(B) 7.06 J(A,B) 5.75 TAKAHASHI,K. ET AL. BULL.CHEM.SOC.JPN. 38, 1041 (1965)
Hz ppm Int.2120.97 7.070 877 2115.22 7.051 1000 2033.78 6.779 1000 2028.03 6.760 877
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1H NMR 300 MHz C4 H2 Br2 S 0.02 ml : 0.5 ml CDCl3 2,3-dibromothiophene Parameter ppm Hz
D(A) 7.248 D(B) 6.907 J(A,B) 5.83
Hz ppm Int.2177.40 7.258 893 2171.57 7.239 1000 2074.93 6.916 1000 2069.11 6.897 893
in CDCl3
liquid film
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