Structural formula
Business number | 03US |
---|---|
Molecular formula | C20H36O4 |
Molecular weight | 340.50 |
label |
(Z)-2-Butenedioate di(2-ethylhexyl) ester, Bis(2-ethylhexyl)maleate, Bis(2-ethylhexyl) maleate, Diisooctyl maleate, Bis(2-ethylhexyl) (2Z)-2-butenedioate, plasticizer, Petroleum additives |
Numbering system
CAS number:142-16-5
MDL number:MFCD00027250
EINECS number:220-835-6
RTECS number:ON0160000
BRN number:None
PubChem ID:None
Physical property data
1. Properties: colorless and transparent liquid with special odor.
2. Boiling point (ºC, 0.67kPa): 195~207
3. Melting point (ºC): -50
4. Relative density (g/ mL, 25/4ºC): 0.944
5. Refractive index (25ºC): 1.4535
6. Flash point (ºC): 110
7. Dissolution Properties: Soluble in most organic solvents, insoluble in water.
Toxicological data
1. Acute toxicity: Rat oral LD50: 14 mg/kg; Rat intraperitoneal LD50: >5 mg/kg; Rat intraperitoneal LD50: >1 mg/kg
rat, and the transdermal LD50 of rabbits: 15 mL/kg.
2. This product is irritating.
Ecological data
This substance may be harmful to the environment, and special attention should be paid to water bodies.
Molecular structure data
1. Molar refractive index: 98.23
2. Molar volume (cm3/mol): 360.0
3. Isotonic specific volume (90.2K ): 859.2
4. Surface tension (dyne/cm): 32.4
5. Polarizability (10-24cm3): 38.94
Compute chemical data
1. Hydrophobic parameter calculation reference value (XlogP): 6.5
2. Number of hydrogen bond donors: 0
3. Number of hydrogen bond acceptors: 4
4. Number of rotatable chemical bonds: 16
5. Topological molecular polar surface area (TPSA): 52.6
6. Number of heavy atoms: 24
7. Surface charge: 0
8. Complexity: 329
9. Number of isotope atoms: 0
10. Number of determined atomic stereocenters: 0
11. Uncertain atomic stereocenter The number of stereocenters of chemical bonds: 2
12. The number of stereocenters of chemical bonds determined: 1
13. The number of stereocenters of uncertain chemical bonds: 0
14. Total Number of price key units: 1
Properties and stability
Stable under normal temperature and pressure. When using, avoid inhaling the vapor of this product and avoid contact with eyes and skin.
Storage method
Store sealed in a dry and cool place.
Synthesis method
None yet
Purpose
Used as plasticizer, petroleum additive, solvent.