diethylhexyl maleate
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.
