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CAS 9004-99-3

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Polyethylene glycol monostearate

Description:
Polyethylene glycol monostearate (PEG monostearate) is a non-ionic surfactant and emulsifying agent commonly used in various pharmaceutical, cosmetic, and food applications. It is derived from the esterification of stearic acid with polyethylene glycol, resulting in a compound that exhibits both hydrophilic and lipophilic properties. This amphiphilic nature allows PEG monostearate to effectively stabilize emulsions and enhance the solubility of hydrophobic substances in aqueous environments. It is characterized by its low toxicity, good compatibility with other ingredients, and ability to improve the texture and spreadability of formulations. Additionally, PEG monostearate has a relatively high molecular weight, which contributes to its thickening and emulsifying capabilities. It is often utilized in creams, lotions, and ointments, as well as in food products as a food additive. Due to its versatile properties, PEG monostearate plays a crucial role in enhancing the performance and stability of various formulations across multiple industries.
Formula:(C2H4O)nC18H36O2
InChI:InChI=1S/C20H40O3/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-20(22)23-19-18-21/h21H,2-19H2,1H3
InChI key:InChIKey=RFVNOJDQRGSOEL-UHFFFAOYSA-N
SMILES:C(CCCCCCCCCCCCCCC)CC(OCCO)=O
Synonyms:
  • 40S
  • 60S
  • Hydrine
  • Lactine
  • Myrj
  • Peg-40M
  • Poly(Oxy-1,2-Ethanediyl),(1-Oxooctadecyl)-Hydroxy
  • Poly(ethyleneoxy)monostearate
  • Polyethoxy-50-stearate
  • Polyoxyaethylen(23)Monostearat
  • See more synonyms
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