Sorbitan monolaurate

Sorbitan monolaurate is a mixture of esters formed from the fatty acid lauric acid and polyols derived from sorbitol, including sorbitan and isosorbide.[2] As a food additive, it is designated with the E number E493.

Sorbitan monolaurate

Major chemical component of sorbitan monolaurate
Names
Systematic IUPAC name
(2Ξ)-2-[(2R,3R,4S)-3,4-Dihydroxyoxolan-2-yl]-2-hydroxyethyl dodecanoate
Other names
Dodecanoic acid [2-[(2R,3R,4S)-3,4-dihydroxy-2-tetrahydrofuranyl]-2-hydroxyethyl] ester, alkamuls s 20, glycomul lC, sorbitan laurate, Span 20, E493
Identifiers
3D model (JSmol)
8355657
ECHA InfoCard 100.014.240
E number E493 (thickeners, ...)
RTECS number
  • WG2920000
UNII
  • InChI=1/C18H34O6/c1-2-3-4-5-6-7-8-9-10-11-16(21)23-13-15(20)18-17(22)14(19)12-24-18/h14-15,17-20,22H,2-13H2,1H3/t14-,15?,17+,18+/m0/s1
  • CCCCCCCCCCCC(=O)OCC(C1C(C(CO1)O)O)O
Properties
C18H34O6
Molar mass 346.464 g·mol−1
Density 1.032 g/cm3[1]
insoluble
Hazards
Flash point 110 °C (230 °F; 383 K)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

See also

References
  1. Sorbitan monolaurate at Sigma-Aldrich
  2. "Sorbitan Monolaurate" (PDF). Food and Agriculture Organization of the United Nations. FNP 52 Add 8 (2000).
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