Chemical name: (S)-2-amino-3-(2-thioxo-2,3-dihydro-1H-imidazol-4-yl)propanoic acid // Synonyms: H-2-Thio-L-Histidine, Thiohistidine, H-His(2-Thio)-OH

  • Product code:HAA9290
  • CAS No.:2002-22-4
  • Formula:C6H9N3O2S
  • Molecular weight:187.22 g/mol

Starting at Please inquire

Grouped product items
Qty Packing unit Price SKU
Please inquire Please inquire Please inquire HAA9290.0000

An analogue of ergothioneine, which can be incorporated into peptides to increase the antioxidant capacity of the peptide.


Short protecting-group-free synthesis of 5-acetylsulfanyl-histidines in water: novel precursors of 5-sulfanyl-histidine and its analogues; Org. Biomol. Chem. 2016; 14: 10473-10480. https://doi.org/10.1039/C6OB01870J.

Improved synthesis of the super antioxidant, ergothioneine, and its biosynthetic pathway intermediates; P. L. Khonde, A. Jardine; Org. Biomol. Chem. 2015; 13: 1415-1419. https://doi.org/10.1039/C4OB02023E.

Cysteine as a suitable sulfur reagent for the protecting-group-free synthesis of sulfur-containing amino acids: biomimetic synthesis of L-ergothioneine in water; I. Erdelmeier, S. Daunay, R. Lebel, L. Farescour, J.-C. Yadan; Green Chem. 2012; 14: 2256-2265. https://doi.org/10.1039/C2GC35367A.

Role of 2-oxo and 2-thioxo modifications on the fragmentation reactions of histidine radical cation; Rapid Commun. Mass Spectrom. 2011; 25: 251-261.

Bulk or large quantity order?

Do you need larger quantities for your development or production?

Do you need further information about this product?

get in contact

Quick contact

Please send me more information about

We found other products you might like!