2-hexyloxyethanol 2-hexyloxyethanol
structural formula
| business number | 035a |
|---|---|
| molecular formula | c8h18o2 |
| molecular weight | 146.23 |
| label |
ethylene glycol hexyl ether, 2-n-(hexyloxy)ethanol, ethylene glycol monohexyl ether, hexyl cellosolve, ethylene glycol monohexyl ether, 2-(hexyloxy)ethanol, hexyl cellosolve, hexylglycol, water-based paint, high boiling point solvent |
numbering system
cas number:112-25-4
mdl number:mfcd00045997
einecs number:203-951-1
rtecs number:kl2450000
brn number:1734691
pubchem number:24845604
physical property data
1. properties: colorless liquid.
2. density (g/ml, 20℃): 0.8887
3. melting point (ºc): -50.1
4. boiling point (ºc, normal pressure): 208.1
5. boiling point (ºc, 0.15mmhg): 98-99
6. refractive index (20ºc): 1.431
7. flash point (ºc, opening): 91
8. viscosity (mpa·s, 20ºc): 5.2
9. heat of vaporization (kj/mol): 47.3
10. vapor pressure (kpa, 20ºc): 0.013
11. vapor pressure (kpa, 92ºc): 1.33
12. vapor pressure (kpa, 126ºc): 6.667
13. solubility: 0.99% dissolved in water at 20°c; 18.8% dissolved in water in ethylene glycol monohexyl ether. it can dissolve ethyl cellulose, but not cellulose acetate, polyvinyl acetate, polymethyl methacrylate, etc.
toxicological data
1. irritation: rabbit percutaneous standard drez eye dye test: 500mg mildly irritating.
rabbit eye standard drez eye dye test: 1mg mild irritation.
2. acute toxicity: oral ld50 in rats: 830mg/kg; inhalation lc in rats: >83ppm/4h; transdermal ld50: 810mg/kg
3. other multiple dose toxicity: rat inhalation tclo: 84ppm/6h/11d-i
rat inhalation tclo: 41ppm/6h/13w-i
ecological data
slightly harmful to water bodies.
molecular structure data
1. molar refractive index: 42.39
2. molar volume (cm3/mol): 164.4
3. isotonic specific volume (90.2k ): 386.8
4. surface tension (dyne/cm): 30.6
5. polarizability (10-24cm3): 16.80
compute chemical data
1. reference value for hydrophobic parameter calculation (xlogp): none
2. number of hydrogen bond donors: 1
3. number of hydrogen bond acceptors: 2
4. number of rotatable chemical bonds: 7
5. number of tautomers: none
6. topological molecule polar surface area 29.5
7. number of heavy atoms: 10
8. surface charge: 0
9. complexity: 55.2
10. number of isotope atoms: 0
11. determine the number of atomic stereocenters: 0
12. uncertain number of atomic stereocenters: 0
13. determine the number of chemical bond stereocenters: 0
14. number of uncertain chemical bond stereocenters: 0
15. number of covalent bond units: 1
properties and stability
avoid contact with oxides. no significant corrosiveness to metals.
storage method
stored sealed in a cool, dry place. make sure the workspace has good ventilation. keep away from sources of fire. store away from oxidizing agents.
synthesis method
refining method: fractional distillation and refining.
purpose
ethylene glycol monohexyl ether is a high boiling point solvent and can be used as the base material of latex paint.