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Diethylene glycol Chemical Properties
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Melting point
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−10 °C(lit.)
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Boiling point
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245 °C(lit.)
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density
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1.118 g/mL at 25 °C(lit.)
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vapor density
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2.14 (vs air)
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vapor pressure
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0.01 mm Hg ( 20 °C)
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refractive index
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n20/D 1.447(lit.)
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Fp
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143 °C
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solubility
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H2O: 50 mg/mL at 20 °C, clear, colorless
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form
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Oily Liquid
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pka
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14.03±0.10(Predicted)
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color
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colorless
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Relative polarity
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0.713
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Odor
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Practically odorless.
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PH
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5.5-7.0 (25ºC, 50mg/mL in H2O)
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explosive limit
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2-12.3%
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Water Solubility
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SOLUBLE
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FreezingPoint
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-10.45ºC
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Sensitive
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Hygroscopic
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λmax
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λ: 260 nm Amax: ≤0.02
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λ: 280 nm Amax: ≤0.01
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Merck
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143,119
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BRN
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969209
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InChIKey
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MTHSVFCYNBDYFN-UHFFFAOYSA-N
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CAS DataBase Reference
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111-46-6(CAS DataBase Reference)
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NIST Chemistry Reference
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Ethanol, 2,2'-oxybis-(111-46-6)
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EPA Substance Registry System
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Diethylene glycol (111-46-6)
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Specification
| Apperance | colorless, transparent, no visible impuirties |
| Purity | 99.94 |
| Water (%) ,w/w | 0.011 |
| Acidity% | 0.0013 |
| Sp.Gr.at 20/20C(g/m3) | 1.1163 |
| Colour (Pt-Co Scale) H.U | 5 |
| Ethylene glycol content % | 0.0014 |
| Iron content (as Fe) mg/kg | ≤0.1 |
| Triethylene Glycol content,% | 0.028 |
| Distillation range(760mmHg) ºC | Distillation range 15 |
| IBP 244.1 | |
| DP 245.6 | |
| Ash content % | 0.0006 |
| Chlorine content (as CL) mg/kg | ≤0.5 |
230KG/IRON DRUM,1100KG/IBC DRUM