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. Author manuscript; available in PMC: 2013 May 1.
Published in final edited form as: Anesth Analg. 2012 Mar 5;114(5):956–961. doi: 10.1213/ANE.0b013e31824c4eb5

Figure 1.

Figure 1

Sulfanegen sodium (2,5-dihydroxy-1,4-dithiane-2,5-dicarboxylic acid disodium salt) is formulated from 3-bromopyruvic acid with the addition of sodium hydrogen sulphide and methyl alcohol5.