2-(2-n-Butoxyethoxy)ethyl acetate 2-(2-n-Butoxyethoxy)ethyl acetate
Structural formula
| Business number | 03HW |
|---|---|
| Molecular formula | C10H20O4 |
| Molecular weight | 204.27 |
| label |
Diethylene glycol monobutyl ether acetate, Butyl carbitol acetate, Butyl diglycol acetate, Diethylene glycol butyl ether acetate, CH3COOC2H4OC2H4OC4H9, 2-(2-Butoxyethoxy)ethyl Acetate, Butyl Carbitol Acetate, Butyldiglycol acetate, Solvents for high boiling point paints, aliphatic compounds |
Numbering system
CAS number:124-17-4
MDL number:MFCD00009458
EINECS number:204-685-9
RTECS number:KJ9275000
BRN number:1771533
PubChem ID:None
Physical property data
1. Properties: Colorless liquid, almost odorless.
2. Boiling point (ºC, 101.3kPa): 246.8
3. Melting point (ºC): -32.2
4. Relative density (g/mL, 20/20ºC): 0.9810
5. Refractive index (20ºC): 1.4262
6. Viscosity (mPa·s, 20ºC): 3.56
7. Flash point (ºC, open): 116
8. Heat of evaporation (KJ/mol): 53.2
9. Specific heat capacity (KJ/(kg·K), constant pressure): 2.01
10. Vapor pressure (kPa, 20ºC): <0.0013
11. Volume expansion coefficient (K-1, 10~30ºC): 0.00094
12. Solubility: 6.5% dissolved in water at 20°C; 3.7% dissolved in water in diethylene glycol monobutyl ether acetate. Can dissolve grease, rubber, nitrocellulose, cellulose ether, etc.
Toxicological data
1. Skin/eye irritation: Rabbit skin irritation test: 500mg has a slight irritating effect on the skin.
Rabbit Eye Standard Draz Dye Eye Experiment: 500mg has a medium -intensity stimulating effect on the eyes.
2. Acute toxicity: Rat oral LD50: 6500mg/kg; Mouse oral LD50: 6600uL/kg;
Rabbit oral LD50: 2260mg/kg; Rabbit skin LD50: 14500mg/kg;
&nbSP; Dolphin Pig Morizer LD50: 2340mg/Kg; Chicken Meridum LD50: 5ml/Kg
3. Other multiple dose toxicity: Rabbit skin TDLO: 180ml/kg/13W-I
p>4. Long-term and repeated contact with rabbit or human skin may cause slight erythema or scaling. Toxic doses are rapidly absorbed through the skin.
Ecological data
General remarks
Water hazard class 1 (German regulations) (self-assessment via list) The substance is slightly hazardous to water.
Do not allow undiluted or large amounts of product to come into contact with groundwater, waterways or sewage systems.
Do not discharge materials into the surrounding environment without government permission.
Molecular structure data
1. Molar refractive index: 53.64
2. Molar volume (cm3/mol): 209.8
3. Isotonic specific volume (90.2K ): 494.0
4. Surface tension (dyne/cm): 30.7
5. Polarizability (10-24cm3): 21.26
Compute chemical data
1. Reference value for hydrophobic parameter calculation (XlogP): 1.1
2. Number of hydrogen bond donors: 0
3. Number of hydrogen bond acceptors: 4
4. Number of rotatable chemical bonds: 10
5. Number of tautomers: none
6. Topological molecule polar surface area 44.8
7. Number of heavy atoms: 14
8. Surface charge: 0
9. Complexity: 136
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
Sensitive to light.
Storage method
Store sealed and protected from light.
Synthesis method
Refining method: Refined by fractional distillation under reduced pressure.
Purpose
Used as photosensitive chemicals, etc., as a solvent for high boiling point paints.