Product Description: 3-Hydroxy-4-methyl-2(5H)-thiophenone (compound 18) is a pyrazine derivative and the major acidic degradation product of Cephalexin (HY-B0200)[1].
Applications: COVID-19-immunoregulation
Formula: C5H6O2S
References: [1]Baertschi SW, et al. Isolation and structure elucidation of the major degradation products of cefaclor formed under aqueous acidic conditions. J Pharm Sci. 1997 May;86(5):526-39.