Oxobutanedioic acid(328-42-7) IR2
Product NameOxobutanedioic acid
CAS328-42-7
Molecular FormulaC4H4O5
Molecular Weight132.07
InChIInChI=1S/C4H4O5/c5-2(4(8)9)1-3(6)7/h1H2,(H,6,7)(H,8,9)
InChIKey KHPXUQMNIQBQEV-UHFFFAOYSA-N
SmilesC(O)(=O)C(=O)CC(O)=O
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MassMS-IW-2629 oxalacetic acid C4H4O5 (Mass of molecular ion: 132)
Source Temperature: 170 °C Sample Temperature: 140 °C Direct, 75 eV
12.0 1.0 13.0 1.5 14.0 4.9 15.0 19.9 16.0 2.9 17.0 3.2 18.0 13.7 25.0 1.7 26.0 3.5 27.0 1.3 28.0 13.7 29.0 8.9 31.0 1.1 40.0 1.2 41.0 5.8 42.0 46.3 43.0 100.0 44.0 99.4 45.0 30.0 46.0 4.3 53.0 1.9 56.0 1.7 60.0 5.8 69.0 10.1 70.0 1.5 71.0 1.1 87.0 18.2 88.0 21.9 132.0 1.1
KBr disc
nujol mull
