3-Hydroxyanthranilic acid is an intermediate in the metabolism of tryptophan. It is new antioxidant isolated from methanol extract of tempeh. It is effective in preventing autoxidation of soybean oil and powder, while antioxidant 6,7,4'-trihydroxyisoflavone is not.[4]
References
- ^ a b c "3-Hydroxyanthranilic acid". Santa Cruz Biotechnology, Inc. Retrieved 2015-09-24.
- ^ a b c Armarego, Wilfred L.F.; Chai, Christina L.L. (2009). Purification of Laboratory Chemicals (6th ed.). Elsevier Inc. p. 297. ISBN 978-1-85617-567-8.
- ^ Moline, Sheldon W.; Walker, H.C.; Schweigert, B.S. (1958). "3-Hydroxyanthranilic Acid Metabolism: VII. Mechanism of Formation of Quinolinic Acid". Journal of Biological Chemistry. 234 (4): 880–883. doi:10.1016/S0021-9258(18)70194-4. PMID 13654282. Retrieved 2015-09-24.
- ^ Esaki, Hideo; Onozaki, Hiromichi; Kawakishi, Shunro; Osawa, Toshihiko (1996). "New Antioxidant Isolated from Tempeh". Journal of Agricultural and Food Chemistry. 44 (3): 696. doi:10.1021/jf950454t.
External links
- HAA concentration graph in lyophilized tempeh powder extract (in Indonesian)