Product Description of Ethylene Glycol Butyl Ether CAS#111-76-2
2-Butoxyethanol (2-BE) is a clear, colorless liquid with a mild ether-like odor and is widely recognized as a versatile glycol ether solvent. It is extensively used in protective coatings, including lacquers, enamels, varnishes, and latex paints, as well as in paint thinners and stripping formulations.
Due to its excellent solvency and compatibility, 2-Butoxyethanol is also widely utilized in industrial and household cleaning products, such as degreasers, metal cleaners, and liquid detergents. In addition, it finds applications in agricultural chemicals, herbicides, printing inks, dry-cleaning formulations, and cosmetic products. Its properties make it a valuable solvent and formulation component across a broad range of industrial and consumer applications.
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Chemical Properties of Ethylene Glycol Butyl Ether CAS#111-76-2
| Melting point | -70 °C |
| Boiling point | 171 °C |
| density | 0.902 g/mL at 25 °C(lit.) |
| vapor density | 4.1 (vs air) |
| vapor pressure | <1 mm Hg ( 20 °C) |
| refractive index | n20/D 1.419(lit.) |
| Fp | 140 °F |
| storage temp. | Store below +30°C. |
| solubility | 900g/l completely miscible |
| pka | 14.42±0.10(Predicted) |
| form | Liquid |
| color | Clear |
| Odor | Mild, characteristic; slightly rancid; mild ethereal. |
| PH | 7 (H2O, 20℃)(as aqueous solution) |
| Odor Threshold | 0.043ppm |
| explosive limit | 1.1-10.6%(V) |
| Water Solubility | miscible |
| λmax | λ: 230 nm Amax: 1.0 λ: 250 nm Amax: 0.10 λ: 275 nm Amax: 0.05 λ: 300-400 nm Amax: 0.01 |
| Merck | 14,1559 |
| BRN | 1732511 |
Henry's Law Constant | (x 10-6 atm?m3/mol): 2.36 (approximate - calculated from water solubility and vapor pressure) |
Dielectric constant | 5.2999999999999998 |
| Exposure limits | TLV-TWA skin 25 ppm (121 mg/m3) (ACGIH), 50 ppm (242 mg/m3) (OSHA); STEL 75 ppm (363 mg/m3) (ACGIH);IDLH 700 ppm (NIOSH). . |
| LogP | 0.81 at 20℃ |
CAS DataBase Reference | 111-76-2(CAS DataBase Reference) |
| IARC | 3 (Vol. 88) 2006 |
| NIST Chemistry Reference | 2-n-Butoxy-1-ethanol(111-76-2) |
| EPA Substance Registry System | Ethylene glycol monobutyl ether (111-76-2) |
Safety Information
| Hazard Codes | Xn |
| Risk Statements | 20/21/22-36/38 |
| Safety Statements | 36/37-46 |
| OEB | A |
| OEL | TWA: 5 ppm (24 mg/m3) [skin] |
| RIDADR | 1986 |
| WGK Germany | 1 |
| RTECS | KJ8575000 |
| Autoignition Temperature | 473 °F |
| TSCA | Yes |
| HS Code | 2909 43 00 |
| HazardClass | 6.1 |
| PackingGroup | III |
| Hazardous Substances Data | 111-76-2(Hazardous Substances Data) |
| Toxicity | LD50 orally in rats: 1.48 g/kg (Smyth) |
| IDLA | 700 ppm |
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Product Application of Ethylene Glycol Butyl Ether CAS#111-76-2
Ethylene Glycol Butyl Ether (2-Butoxyethanol) is widely used as a versatile solvent in paints, coatings, inks, and cleaning products. It is also applied in degreasers, metal cleaners, agricultural formulations, textiles, cosmetics, and other industrial and household products due to its excellent solvency and compatibility with various formulations.
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