Polyether_Polyether Polyol Knowledge Diethylhexyl maleate

Diethylhexyl maleate

Diethylhexyl maleate structural formula

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.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.polyether-factory.com/archives/17688

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