Poly(ethylene glycol) methyl ether
SIGMA/71578 - BioUltra, 500
Synonym: Polyethylene glycol; Methoxy poly(ethylene glycol); Polyethylene glycol monomethyl ether; mPEG
CAS Number: 9004-74-4
MDL Number: MFCD00084416
Linear Formula: CH3(OCH2CH2)nOH
Product Type: Chemical
| λ | 50 mg/mL in H2O |
| anion traces | chloride (Cl-): ≤50 mg/kg |
| sulfate (SO42-): ≤50 mg/kg | |
| 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: ≤200 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 | |
| description | non-ionic |
| form | paste |
| viscous liquid (clear) | |
| functional group | hydroxyl |
| impurities | insoluble matters, passes filter test |
| ≤0.005% peroxides (as H2O2) | |
| InChI | 1S/C3H8O2/c1-5-3-2-4/h4H, |
| InChI key | XNWFRZJHXBZDAG-UHFFFAOYSA |
| mol wt | 470-530 |
| mp | 20 °C (lit.) |
| pH | 5.5-7.0 (25 °C, 50 mg/mL in H2O) |
| product line | BioUltra |
| Quality Level | 100  |
| SMILES string | O(CCO)C |
| solubility | H2O: 50 mg/mL at 25 °C, clear, colorless |
| UV absorption | λ: 260 nm Amax: 0.06 |
| λ: 280 nm Amax: 0.03 | |
| vapor density | >1 (vs air) |
| vapor pressure | 0.05 mmHg ( 20 °C) |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 1 |
| Flash Point(F) | 359.6 °F - closed cup |
| Flash Point(C) | 182 °C - closed cup |
| mp | 20 °C (lit.) |
| UNSPSC | 12162002 |