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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 106295Generated: October 31, 2026

Ethylenediaminetetraacetate-copper-ammonia complex

Einecs 268-018-3 · coppercomplexwithammonia · Edetate diammonium copper · on’]-,diammonium,(oc-6-21)-on · ETHYLENEDIAMINETETRAACETIC ACID COPPER · coppercomplexwithammoniaandethylenediamine · ethylenediaminetetraacetate-copper-ammonia complex · Ammonium ((ethylenedinitrilo)tetraacetato)cuprate(ii)

https://huagongshe.com/en/chemical/106295

Ethylenediaminetetraacetate-copper-ammonia complex molecular structure

Identifiers & Physical Properties

CAS No.67989-88-2
Molecular formulaC10H20CuN4O8
Average molar mass387.8338 g/mol
SMILESN.N.O=C([O-])CN(CCN(CC(=O)[O-])CC(=O)O)CC(=O)O.[Cu+2]
InChIKeyQWQCKWBAUUOYMU-UHFFFAOYSA-L
PubChem CID106295

Chemical & Physical Properties

Vapor pressure0Pa at 20℃
Physical statesolid
Solubility732g/L at 20℃
InChI1S/C10H16N2O8.Cu.2H3N/c13-7(14)3-11(4-8(15)16)1-2-12(5-9(17)18)6-10(19)20/h1-6H2,(H,13,14)(H,15,16)(H,17,18)(H,19,20)2*1H3/q+2/p-2
InChIKeyQWQCKWBAUUOYMU-UHFFFAOYSA-L
SMILES[NH4+].[NH4+].[Cu++].[O-]C(=O)CN(CCN(CC([O-])=O)CC([O-])=O)CC([O-])=O
LogP (partition coefficient)-1 at 20℃
FDA UNIIX0V8V491V4
EPA Substance Registry SystemAmmonium [(ethylenedinitrilo)tetraacetato]cuprate(II) (67989-88-2)
UNSPSC Code26111700
NACRESNB.61
GHS pictogramGHS07
Signal wordWarning
GHS hazard statementsH302-H315
GHS precautionary statementsP264-P270-P301+P312-P330-P501-P264-P280-P302+P352-P321-P332+P313-P362
Personal protective equipment (PPE)Eyeshields, Gloves, type N95 (US)
Safety statements (S)24/25
Water hazard class (WGK)-
TSCA inventory statusTSCA listed
Storage class11 - Combustible Solids
REACH registrationsActive

Safety & Regulations

Personal protective equipment (PPE)Eyeshields, Gloves, type N95 (US)
Water hazard class (WGK)-
TSCA inventory statusTSCA listed
Signal wordWarning
GHS pictogramGHS07
Safety statements (S)24/25
Storage class11 - Combustible Solids
GHS hazard statementsH302-H315
REACH registrationsActive
GHS precautionary statementsP264-P270-P301+P312-P330-P501-P264-P280-P302+P352-P321-P332+P313-P362

Applications & Uses

Uses

for complexometric titration with copper-selective electrode (Cu-ISE)