Dioctyl sebacate

Dioctyl sebacate

Names
IUPAC name bis(2-ethylhexyl) decanedioate
Systematic IUPAC name [heptane-3-yl-(-3-methane-1,1-diyl)-] decanedioate
Other names di(2-ethylhexyl) sebacate, Proviplast 1988
Identifiers
CAS Number	122-62-3 Y
3D model (JSmol)	Interactive image
ChemSpider	28959 Y
ECHA InfoCard	100.004.145
PubChem CID	31218
InChI InChI=1S/C26H50O4/c1-5-9-17-23(7-3)21-29-25(27)19-15-13-11-12-14-16-20-26(28)30-22-24(8-4)18-10-6-2/h23-24H,5-22H2,1-4H3 Y Key: VJHINFRRDQUWOJ-UHFFFAOYSA-N Y InChI=1/C26H50O4/c1-5-9-17-23(7-3)21-29-25(27)19-15-13-11-12-14-16-20-26(28)30-22-24(8-4)18-10-6-2/h23-24H,5-22H2,1-4H3 Key: VJHINFRRDQUWOJ-UHFFFAOYAA
SMILES CCCCC(CC)COC(=O)CCCCCCCCC(=O)OCC(CC)CCCC
Properties
Chemical formula	(CH2)8(COOC8H17)2
Density	0.9 of water
Melting point	−48 °C (−54 °F; 225 K)
Boiling point	256 °C (493 °F; 529 K) at 0.7 kPa
Solubility in water	none
Vapor pressure	0.000024 Pa at 37 °C
Hazards
Main hazards	reacts with oxidants
Flash point	10 °C (50 °F; 283 K) open cup
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Dioctyl sebacate (CH₂)₈(COOC₈H₁₇)₂, or di(2-ethylhexyl) sebacate, is an organic compound which is the diester of sebacic acid and 2-ethylhexanol. It is an oily colorless liquid and is used as a plasticizer, most commonly in C4. It has also found use in Dot 5 brake fluid.

Physical properties

Relative vapour density (air = 1): 14.7
Occupational exposure limits: TLV not established