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Bis(2-Hydroxyethyl) terephthalate

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Bis(2-Hydroxyethyl) terephthalate
Names
Preferred IUPAC name
Bis(2-hydroxyethyl) benzene-1,4-dicarboxylate[1]
Other names
Bis(2-hydroxyethyl) terephthalate
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.012.270 Edit this at Wikidata
UNII
  • InChI=1S/C12H14O6/c13-5-7-17-11(15)9-1-2-10(4-3-9)12(16)18-8-6-14/h1-4,13-14H,5-8H2
    Key: QPKOBORKPHRBPS-UHFFFAOYSA-N
  • InChI=1/C12H14O6/c13-5-7-17-11(15)9-1-2-10(4-3-9)12(16)18-8-6-14/h1-4,13-14H,5-8H2
    Key: QPKOBORKPHRBPS-UHFFFAOYAN
  • O=C(OCCO)c1ccc(C(=O)OCCO)cc1
Properties
C12H14O6
Molar mass 254.238 g·mol−1
Appearance White powder
Density 1.3 (±0.1) g/cm3
Melting point 106 °C
0.593 g/L[2]
Hazards
Flash point 172.0 (±19.4) °C
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Bis(2-Hydroxyethyl) terephthalate (BHET) is an organic compound; it is the ester of ethylene glycol and terephthalic acid. Together with 2-hydroxyethyl terephthalic acid, bis(2-Hydroxyethyl) terephthalate is an intermediate in the production of poly(ethylene terephthalate). It is the product of the glycolysis reaction of PET with Ethylene glycol.

References

[edit]
  1. ^ IUPAC Chemical Nomenclature and Structure Representation Division (2013). "P-65.1.1.2.1". In Favre, Henri A.; Powell, Warren H. (eds.). Nomenclature of Organic Chemistry: IUPAC Recommendations and Preferred Names 2013. IUPACRSC. ISBN 978-0-85404-182-4.
  2. ^ Yuan, Peiquan; Liu, Baoshu; Li, Qiuju; Sun, Hua (2022). "Solubility Determination and Correlation for Bis(2-hydroxyethyl) Terephthalate (BHET) in Four Binary Solvents from 283.15 to 323.15 K". Journal of Chemical & Engineering Data. 67 (9): 2693–2705. doi:10.1021/acs.jced.2c00194.