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Preferred IUPAC name 2,2′-diacetic acid | |
Other names N,N′-Ethylenediglycine | |
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ECHA InfoCard | 100.024.641 |
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Properties | |
Chemical formula | C6H12N2O4 |
Molar mass | 176.172 g·mol |
Appearance | white solid |
Melting point | 228 °C (442 °F; 501 K) |
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GHS labelling: | |
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Signal word | Danger |
Hazard statements | H302, H315, H318, H319, H335, H411 |
Precautionary statements | P261, P264, P264+P265, P270, P271, P273, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P305+P354+P338, P317, P319, P321, P330, P332+P317, P337+P317, P362+P364, P391, P403+P233, P405, P501 |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). Infobox references |
Ethylenediaminediacetic acid (EDDA) is the organic compound with the formula C2H4(NHCH2CO2H)2. It is a derivative of two molecules of glycine, wherein the amines are linked. It is a white solid.
The conjugate base is a tetradentate ligand. A representative complex is Na.
References
- Sabo, Tibor J.; Grguric-Sipka, Sanja R.; Trifunovic, Srecko R. (2002). "Transition Metal Complexes with EDDA-Type Ligands-a Review". Synthesis and Reactivity in Inorganic and Metal-Organic Chemistry. 32: 1661–1717. doi:10.1081/SIM-120015086. S2CID 94409799.
- Leon J. Halloran; Arlene L. Gillie; J. Ivan Legg (1978). "Ethylenediamine- N,N ′-Diacetic Acid Complexes of Cobalt(III)". Inorganic Syntheses. Vol. 18. pp. 103–111. doi:10.1002/9780470132494.ch17. ISBN 978-0-470-13249-4.