9004-77-7
Product Name:
POLY(ETHYLENE GLYCOL) BUTYL ETHER
Formula:
CH3(CH2)3(OCH2CH2)nOH
Synonyms:
α-Butyl-ω-hydroxypoly(oxyethylene);E1A;Polyethylene glycol mono(n -butyl) ether;Polyoxyethylene monobutyl ether
Inquiry
CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Ethylene glycol monobutyl ether appears as a colorless liquid with a mild, pleasant odor. Less dense than water. Flash point 160 °F. Irritates skin and eyes and may be toxic by ingestion. Used as a solvent and to make paints and varnish. |
|---|---|
| Color/Form | Colorless liquid |
| Odor | Mild, ether-like odor |
| Boiling Point | 340 °F at 743 mmHg (NTP, 1992) |
| Melting Point | -94 °F (NTP, 1992) |
| Flash Point | 141 °F (NTP, 1992) |
| Solubility | greater than or equal to 100 mg/mL at 72 °F (NTP, 1992) |
| Density | 0.902 at 68 °F (USCG, 1999) - Less dense than water; will float |
| Vapor Density | 4.07 (NTP, 1992) - Heavier than air; will sink (Relative to Air) |
| Vapor Pressure | 0.76 mmHg at 68 °F ; 0.88 mmHg at 77 °F; 300 mmHg at 284 °F (NTP, 1992) |
| LogP | log Kow = 0.83 |
| Henry's Law Constant | Henry's Law constant = 1.6X10-6 atm-cu m/mole at 25 °C |
| Autoignition Temperature | 472 °F (USCG, 1999) |
| Decomposition | When heated to decomposition it emits acrid smoke and irritating fumes. |
| Viscosity | 3.15 centistokes at 25 °C |
| Heat of Combustion | -12,915 btu/lb = -7,180 cal/g = -848,000 cal/mol |
| Heat of Vaporization | 56.59 kJ/mol at 25 °C |
| Surface Tension | 27.36 mN/m at 10 deg; 26.14 mN/m at 25 °C; 24.10 mN/m at 50 deg; 22.06 mN/m at 75 °C; 22.02 mN/m at 100 °C |
| Ionization Potential | 10.00 eV |
| Odor Threshold | Odor Threshold Low: 0.1 [mmHg] Odor Threshold High: 0.35 [mmHg] Detection odor threshold from AIHA (mean = 0.1 ppm) |
| Refractive Index | Index of refraction: 1.4198 at 20 °C/D |
| Relative Evaporation Rate | 0.08 (Butyl acetate = 1.0) |
| Kovats Retention Index | 891 898.6 900 884.4 887 887 891 898 893 888 900 890.7 889.1 885 890 889 894.7 888 888 901 |
| Other Experimental Properties | Critical molar volume: 424 cu cm/mol |
| Chemical Classes | Solvents -> Glycol Ethers (E Series) |
SAFETY INFORMATION
| Signal word | Warning |
|---|---|
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H319:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
P280:Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P337+P313:IF eye irritation persists: Get medical advice/attention. |
COMPUTED DESCRIPTORS
| Molecular Weight | 118.17 g/mol |
|---|---|
| XLogP3 | 0.8 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 5 |
| Exact Mass | 118.099379685 g/mol |
| Monoisotopic Mass | 118.099379685 g/mol |
| Topological Polar Surface Area | 29.5 Ų |
| Heavy Atom Count | 8 |
| Formal Charge | 0 |
| Complexity | 37.5 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
Ethylene glycol monobutyl ether appears as a colorless liquid with a mild, pleasant odor. Less dense than water. Flash point 160 °F. Irritates skin and eyes and may be toxic by ingestion. Used as a solvent and to make paints and varnish.