Ethomeen C12

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[Azco Nobel Chemicals, Inc., Chicago, IL] A registered trademark for a transparent, yellow liquid Emulsifier composed of n-coco alkyl-2-2'-iminobisethanol and 2-hydroxyethyl cocoamine. Ethomeen® C/12 is corrosive alkaline liquid. It is used in a formulation for a cleaning gel developed by Richard Wolbers.

Synonyms and Related Terms

Ethomeen C 12; n-cocoalkyl-2,2'-iminobisethanol; cocobis(2-hydroxylethyl)amine; bis(2-hydroxyethyl)coco alkylamine; 2-hydroxyethyl cocoamine


  • Strongly alkaline.
  • Corrosive.
  • Skin contact will cause irritation and burns.
  • Talas: MSDS

Physical and Chemical Properties

Soluble in most polar and nonpolar solvents.

CAS 61791-31-9
Melting Point 12.2 C
Density 0.874 g/ml
Boiling Point 268 C

Resources and Citations

  • Richard C. Wolbers, Nanette T. Sterman, Chris Stavroudis, Notes for Workshop on New Methods in the Cleaning of Paintings, J.Paul Getty Trust, Los Angeles, 1990
  • Marie Svoboda, Conservation Survey Index, unpublished, 1997
  • Teri Hensick, contributed information, 1998
  • Conservation Materials Ltd., Catalog

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