Ethylene glycol-bis(2-aminoethylether)-N,N,N′,N′-tetraacetic acid
SIAL/03777 - BioUltra, ≥99.0% (T)
Synonym: EGTA; Egtazic acid; Ethylene-
CAS Number: 67-42-5
Empirical Formula (Hill Notation): C14H24N2O10
Molecular Weight: 380.35
EC Number: 200-651-2
MDL Number: MFCD00004291
Linear Formula: [-CH2OCH2CH2N(CH2CO2H)2]2
Product Type: Chemical
| absorption | cut-off at 263 nm in 1 M NaOH at 0.1 M |
| anion traces | sulfate (SO42-): ≤50 mg/kg |
| assay | ≥99.0% (T) |
| cation traces | Al: ≤5 mg/kg |
| As: ≤0.1 mg/kg | |
| Ba: ≤5 mg/kg | |
| Bi: ≤5 mg/kg | |
| Ca: ≤10 mg/kg | |
| Cd: ≤5 mg/kg | |
| Co: ≤5 mg/kg | |
| Cr: ≤5 mg/kg | |
| Cu: ≤5 mg/kg | |
| Fe: ≤5 mg/kg | |
| K: ≤50 mg/kg | |
| Li: ≤5 mg/kg | |
| Mg: ≤5 mg/kg | |
| Mn: ≤5 mg/kg | |
| Mo: ≤5 mg/kg | |
| Na: ≤200 mg/kg | |
| Ni: ≤5 mg/kg | |
| Pb: ≤5 mg/kg | |
| Sr: ≤5 mg/kg | |
| Zn: ≤5 mg/kg | |
| form | powder |
| grade | Molecular Biology |
| ign. residue | ≤0.05% (as SO4) |
| impurities | DNases, none detected |
| insoluble matter, passes filter test | |
| phosphatases, none detected | |
| proteases, none detected | |
| RNases, none detected | |
| InChI | 1S/C14H24N2O10/c17-11(18) |
| InChI key | DEFVIWRASFVYLL-UHFFFAOYSA |
| loss | ≤1.0% loss on drying, 110 °C |
| mp | 241 °C (dec.) (lit.) |
| product line | BioUltra |
| Quality Level | 300 ![]() |
| reaction suitability | reagent type: chelator |
| SMILES string | OC(=O)CN(CCOCCOCCN(CC(O)= |
| solubility | 0.1 M NaOH: 0.1 M at 20 °C, clear, colorless |
| Application: | A chelating agent useful for the determination of calcium in the presence of magnesium. |
| Application: | Ethylene glycol-bis(2-aminoethylet |
| Biochem/physiol Actions: | Ethylene glycol-bis(2-aminoethylether)-N,N,N′,N′-tetraacetic acid A is a chelating agent used for the determination of calcium in the presence of magnesium. |
| Other Notes: | Buffer component in dideoxy sequencing of RNA using reverse transcriptase. |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 2 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥99.0% (T) |
| mp | 241 °C (dec.) (lit.) |
| UNSPSC | 12352106 |

