Nitrilotriacetic acid
Product Description
| Product | Nitrilotriacetic acid |
| CAS | 139-13-9 |
| Formula | C6H9NO6 |
| Synonym | nitrilotriacetic acid, ai3-52483, chel300, complexoni, Glycine,N,N-bis(carboxyme, hampshirentaacid, komplexoni, kyselinanitrilotrioctova, kyselinanitrilotrioctova(czech), 4-04-00-02441 (Beilstein Handbook Reference), Acetic acid, nitrilotri-, AI3-52483, alpha,alpha',alpha''-Trimethylaminetricarboxylic acid, Aminotriacetic acid, BRN 1710776, CCRIS 436, CHEL 300, Complexon I, EC 205-355-7, EINECS 205-355-7, Glycine, N,N-bis(carboxymethyl)-, Hampshire NTA acid, HSDB 2853, Komplexon I, Kyselina nitrilotrioctova, Kyselina nitrilotrioctova [Czech], N,N-Bis(carboxymethyl)glycine, NCI-C02766, Nitrilo-2,2',2''-triacetic acid, Nitriloacetate, Nitrilotriacetate, Nitrilotriacetic acid, Nitrilotriessigsaeure, NSC 2121, NTA, Titriplex I, Tri(carboxymethyl)amine, Triglycine, Triglycollamic acid, Trilon A, UNII-KA90006V9D, Versene NTA acid, Acetic acid, nitrilotri-, Glycine, N,N-bis(carboxymethyl)-, Nitrilotriacetic acid, Superlist Names Aminotriethanoic acid, Glycine, N,N-bis(carboxymethyl)-, Nitrilotriacetic acid, NTA, Nitrilotriacetic acid, Aminotriacetic acid, Aminotriethanoic acid, N,N-Bis(carboxymethyl)glycine, Glycine, N,N-bis(carboxymethyl)-, NTA Triglycine, Triglycollamic acid |
Typical Product Specifications
| Molecular weight | 191.14 |
| EINECS | 205-355-7 |
| SMILES | N(CC(O)=O)(CC(O)=O)CC(O)=O |
| InChI | 1S/C6H9NO6/c8-4(9)1-7(2-5(10)11)3-6(12)13/h1-3H2,(H,8,9)(H,10,11)(H,12,13) |
| Melting Point | 242 dec ° C |
| log P (octanol-water) | -3.810 |
| Henry's Law Constant | 1.30E-10 atm-m3/mole |
| Atmospheric OH Rate Constant | 7.90E-11 cm3/molecule-sec |
| Water solubility | 5.91E+04 mg/L |
| pKa Dissociation Constant | 3.03 |
| Melting Point | 245 °C (dec.) |
| Water solubility | Insoluble.<0.01 g/100 mL at 23 ºC |
| Flash Point | 100 °C |
| Storage Temperature | Store at room temperature. |
| Merck | 14,6579 |
| Solubility | 0.1 M NaOH: 0.1 M at 20 °C, clear, colorless |
| Vapor Pressure | 7.00E-09 mm Hg |
| Chemical Structure | ![]() |
| Notes | Nitrilotriacetic acid uses and applications include: Synthesis; chelating and sequestrant to complex and dissolve calcium and magnesium hardness in water treatment, detergents, pulp and paper processing; eluting agent in purification of rare earth elements; detergent builder |
| Class | Water Treatment, Toxic Release Inventory (TRI) Chemicals |
| Industry | Water Treatment, Detergent |

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