Bicine Explained

Bicine is an organic compound used as a buffering agent. It is one of Good's buffers and has a pKa of 8.35 at 20 °C.[1] It is prepared by the reaction of glycine with ethylene oxide, followed by hydrolysis of the resultant lactone.[2]

Bicine is a contaminant in amine systems used for gas sweetening. It is formed by amine degradation in the presence of O2, SO2, H2S or Thiosulfate.[3]

See also

Notes and References

  1. http://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:40957 N,N-Bis(2-hydroxyethyl)glycine
  2. Book: The Merck Index. registration. 10th. 1983. Merck & Co. . Rahway, NJ. 453. 0-911910-27-1.
  3. Web site: Amine Plant Corrosion Reduced by Removal of Bicine. Lawson. Gary. 2003. Gas Processors Association Annual Convention. 18 March 2016. https://web.archive.org/web/20150616022143/http://www.mprservices.com/pdfs/reducing.pdf. 2015-06-16. dead.

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