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Acetylenedicarboxylic acid	Predict NMR spectrum	RN:  142-45-0 MF:  C4H2O4 MW:  114.05748 mp (°C):  180  - 187
InChI:  1S/C4H2O4/c5-3(6)1-2-4(7)8/h(H,5,6)(H,7,8) InChIKey:  YTIVTFGABIZHHX-UHFFFAOYSA-N	H donor:  2 H acceptor:  4 Rotatable bond:  1 Stereocenter:  0	cLogP:  -0.85 cLogS:  -2.12 Polar surface:  74.6 NEW: 3D model:  Show
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