An oxoacid containing four carboxy groups.
| Member | Definition | Role |
|---|
| 1-(4-bromoacetamidobenzyl)edta | A tetracarboxylic acid consisting of ethylenediaminetetraacetic acid having a 4-bromoacetamidobenzyl group at the C1-position and (S)-configuration. | (S)-1-(4-bromoacetamidobenzyl)EDTA |
| 1,2-bis(2-aminophenoxy)ethane-n,n,n',n'-tetraacetic acid | A polyamino carboxylic acid in which bis(carboxymethyl)nitrilo groups are bonded to C-2 and C-2' of 1,1'-[ethane-1,2-diylbis(oxy)]dibenzene. | BAPTA |
| beta-citrylglutamic acid | An N-acyl-L-glutamic acid in which the acyl group is specified as beta-citryl. | beta-citrylglutamic acid |
| edetic acid | | ethylenediaminetetraacetic acid |
| egtazic acid | A diether that is ethylene glycol in which the hydrogens of the hydroxy groups have been replaced by 2-[bis(carboxymethyl)amino]ethyl group respectively. | ethylene glycol bis(2-aminoethyl)tetraacetic acid |
| pyromellitic acid | A tetracarboxylic acid that is benzene substituted by four carboxy groups at positions 1, 2, 4 and 5 respectively. | pyromellitic acid |
| sodium-binding benzofuran isophthalate | A crown compound that is 1,4,10-trioxa-7,13-diazacyclopentadecane in which the hydrogens of the amino groups at position 7 and 13 are replaced by 2-(2,4-dicarboxyphenyl)-5-methoxy-1-benzofuran-6-yl groups. It is a cell-impermeant fluorescent sodium indicator. | sodium-binding benzofuran isophthalate |