Wikidata entity: Q42038
C₄H₄O₄ (P274)
Quantities
| P2067 | mass | 116.010959 |
| P2101 | melting point | 130.5 |
| P233 | canonical SMILES | String | C(=CC(=O)O)C(=O)O | ??? |
| P373 | Commons category | String | Maleic acid | ??? |
| P4149 | conjugate base | ... | Q27117053 (maleate(1-)) | maleate(1-) |
| P1343 | described by source | ... | Q867541 (Encyclopædia Britannica 11th edition) | Encyclopædia Britannica 11th edition |
| P1343 | described by source | ... | Q2041543 (Otto's encyclopedia) | Otto's encyclopedia |
| P1343 | described by source | ... | Q20078554 (Great Soviet Encyclopedia (1926–1947)) | Great Soviet Encyclopedia (1926–1947) |
| P1889 | different from | ... | Q421972 (malonic acid) | malonic acid |
| P703 | found in taxon | ... | Q158695 (Arabidopsis thaliana) | Arabidopsis thaliana |
| P703 | found in taxon | ... | Q165137 (Prunus avium) | Prunus avium |
| P703 | found in taxon | ... | Q291827 (Chlamydomonas reinhardtii) | Chlamydomonas reinhardtii |
| P703 | found in taxon | ... | Q334149 (Fasciola hepatica) | Fasciola hepatica |
| P703 | found in taxon | ... | Q2868506 (Astragalus cibarius) | Astragalus cibarius |
| P527 | has part(s) | ... | Q623 (carbon) | carbon |
| P527 | has part(s) | ... | Q629 (oxygen) | oxygen |
| P31 | instance of | ... | Q113145171 (type of chemical entity) | type of chemical entity |
| P2017 | isomeric SMILES | String | OC(=O)\C=C/C(O)=O | ??? |
| P1987 | MCN code | String | 2917.19.21 | ??? |
| P1748 | NCI Thesaurus ID | String | C25951 | ??? |
| P4952 | safety classification and labelling | ... | Q51139288 (NFPA 704: Standard System for the Identification of the Hazards of Materials for Emergency Response) | NFPA 704: Standard System for the Identification of the Hazards of Materials for Emergency Response |
| P279 | subclass of | ... | Q61476 (fatty acid) | fatty acid |
| P279 | subclass of | ... | Q422050 (dicarboxylic acid) | dicarboxylic acid |
| P2868 | subject has role | ... | Q427492 (enzyme inhibitor) | enzyme inhibitor |
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log id: 5323127