Diethylene glycol
SIGMA/93171 - BioUltra, ≥99.0% (GC)
Synonym: 2,2′-Oxydiethanol; 2-Hydroxyethyl ether; Bis(2-hydroxyethyl) ether; Diglycol
CAS Number: 111-46-6
Empirical Formula (Hill Notation): C4H10O3
Molecular Weight: 106.12
EC Number: 203-872-2
MDL Number: MFCD00002882
Linear Formula: (HOCH2CH2)2O
Product Type: Chemical
| λ | 50 mg/mL in H2O |
| anion traces | chloride (Cl-): ≤50 mg/kg |
| sulfate (SO42-): ≤50 mg/kg | |
| assay | ≥99.0% (GC) |
| autoignition temp. | 442 °F |
| bp | 245 °C (lit.) |
| cation traces | Al: ≤10 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 | |
| density | 1.118 g/mL at 25 °C (lit.) |
| description | non-ionic |
| expl. lim. | 2-12.3 % |
| form | liquid |
| viscous liquid | |
| grade | Molecular Biology |
| impurities | insoluble matter, passes filter test |
| ≤30 mg/kg peroxides (as H2O2) | |
| InChI | 1S/C4H10O3/c5-1-3-7-4-2-6 |
| InChI key | MTHSVFCYNBDYFN-UHFFFAOYSA |
| mol wt | 106.19 g/mol |
| mp | −10 °C (lit.) |
| -10 °C | |
| pH | 5.5-7.0 (25 °C, 50 mg/mL in H2O) |
| product line | BioUltra |
| Quality Level | 200  |
| refractive index | n |
| n |
|
| SMILES string | OCCOCCO |
| solubility | H2O: 50 mg/mL at 20 °C, clear, colorless |
| UV absorption | λ: 260 nm Amax: ≤0.060 |
| λ: 280 nm Amax: ≤0.030 | |
| vapor density | 2.14 (vs air) |
| vapor pressure | 0.01 mmHg ( 20 °C) |
| Application: | Diethylene glycol (diglycol) is used in biomaterials engineering to functionalize peptide nanofibers to improve their aggregation and proteolytic degradation properties. Diethylene glycol may be used as a solvent, reducing agent and derivatizing agent in the preparation of various types of nanoparticles. |
| Symbol |  GHS07 |
| Signal word | Warning |
| Hazard statements | H302 |
| Precautionary statements | P264 - P270 - P301 + P312 - P501 |
| Hazard Codes | Xn |
| Risk Statements | 22 |
| Safety Statements | 46 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 1 |
| Flash Point(F) | 280.4 °F - closed cup |
| Flash Point(C) | 138 °C - closed cup |
| Purity | ≥99.0% (GC) |
| bp | 245 °C (lit.) |
| mp | -10 °C; −10 °C (lit.) |
| Density | 1.118 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352137 |