A7949
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A7949
Sigma
ACES
SigmaUltra, ≥99.0% (titration)
| Synonym: | N-(2-Acetamido)-2-aminoethanesulfonic acid, N-(Carbamoylmethyl)-2-aminoethanesulfonic acid, N-(Carbamoylmethyl)taurine |
| CAS Number: | 7365-82-4 |
| Linear Formula: | H2NCOCH2NHCH2CH2SO3H |
| Molecular Weight: | 182.20 |
| Beilstein Registry Number: | 2253770 |
| EC Number: | 230-908-4 |
| MDL number: | MFCD00008030 |
| PubChem Substance ID: | 24891297 |
Properties
| grade | SigmaUltra |
| assay | ≥99.0% (titration) |
| total impurities | ≤0.005% Phosphorus (P) |
| ≤0.1% Insoluble matter | |
| ign. residue | ≤0.1% |
| useful pH range | 6.1 - 7.5 |
| pKa (25 °C) | 6.8 |
| mp | >220 °C (dec.)(lit.) |
| solubility | H2O: 0.1 M at 20 °C, clear, colorless |
| anion traces | chloride (Cl-): ≤0.05% |
| cation traces | Al: ≤0.005% |
| Ca: ≤0.0005% | |
| Cu: ≤0.0005% | |
| Fe: ≤0.002% | |
| K: ≤0.005 | |
| Mg: ≤0.0005% | |
| NH4+: ≤0.05% | |
| Pb: ≤0.001% | |
| Zn: ≤0.0005% | |
| abs. | A |
| A |
Safety
| Personal Protective Equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
| WGK Germany | 3 |
References
| Merck | Merck 13,37 |
| Beilstein | Beil. 4,III,1707 |
| reference | FT-IR 1 (1), 895:A / FT-IR 2 (1), 1520:B / IR-Spectra (3), 538:C / IR-Spectra (2), 476:B / NMR-Reference 2 (2), 795:D / RegBook 1 (1), 1065:M / Sigma FT-IR 1 (2), 51:A / Structure Index 1, 166:B:2 |
