CHLOROMALEIC ACID ANHYDRIDE(96-02-6) 1H NMR
Product NameCHLOROMALEIC ACID ANHYDRIDE
CAS96-02-6
Molecular FormulaC4HClO3
Molecular Weight132.5
InChIInChI=1S/C4HClO3/c5-2-1-3(6)8-4(2)7/h1H
InChIKey CXJAFLQWMOMYOW-UHFFFAOYSA-N
SmilesO1C(=O)C=C(Cl)C1=O
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MassMS-NW-4947 chloromaleic anhydride C4HClO3 (Mass of molecular ion: 132)
Source Temperature: 260 °C Sample Temperature: 190 °C Reservoir, 75 eV
12.0 3.9 13.0 4.3 24.0 8.3 25.0 27.8 26.0 49.4 27.0 1.4 28.0 13.1 29.0 3.2 35.0 3.2 36.0 3.7 37.0 1.7 38.0 1.0 40.0 1.8 41.0 4.0 44.0 11.0 45.0 1.8 47.0 4.5 48.0 1.1 49.0 1.5 52.0 5.7 53.0 29.7 54.0 47.2 55.0 1.7 59.0 6.3 60.0 99.9 61.0 4.4 62.0 32.6 63.0 1.0 87.0 10.8 88.0 100.0 89.0 6.9 90.0 31.3 91.0 1.2 94.0 5.2 96.0 3.3 98.0 6.8 122.0 4.2 124.0 2.8 166.0 2.9 168.0 1.7
parameter in CDCl3
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1H NMR 300 MHz C4 H Cl O3 0.02 ml : 0.5 ml CDCl3 chloromaleic anhydride 
Parameter ppm Hz
D(A) 6.970
Hz ppm Int.2091.00 6.970 1000
in CDCl3
liquid film (CONTAINS 25-30% MALEIC ANHYDRIDE)
