is conjugate acid of is conjugate base of aspartate aspartic acid aspartate(2-) aspartate(1-) 132.030 132.09478 2-ammoniobutanedioate 2-ammoniosuccinate An alpha-amino-acid anion that is the conjugate base of aspartic acid. C4H6NO4 CHEBI:22659 CHEBI:29992 CHEBI:35391 CKLJMWTZIZZHCS-UHFFFAOYSA-M InChI=1S/C4H7NO4/c5-2(4(8)9)1-3(6)7/h2H,1,5H2,(H,6,7)(H,8,9)/p-1 [NH3+]C(CC([O-])=O)C([O-])=O aspartate(1-) aspartic acid monoanion chebi_ontology hydrogen aspartate