Shelf life (days): 1460.0
Formulation: A solid
Formal Name: 2-(2-methyl-5-nitro-1H-imidazol-1-yl)ethan-1,1,2,2-d4-1-ol
Purity: ≥99% deuterated forms (d1-d4)
Formula Markup: C6H5D4N3O3
Formula Weight: 175.17832
CAS Number: 1261392-47-5
Notes: Metronidazole-d4 is intended for use as an internal standard for the quantification of metronidazole (Item No. 9002409) by GC- or LC-MS. Metronidazole is an antibiotic that has activity against anaerobic bacteria and protozoa including T. vaginalis, E. histolytica, G. lamblia, C. difficile, and H. pylori.{32541} It reduces the growth of E. coli in vitro (MIC = 128 mg/L under anaerobic conditions).{37625} In vivo, metronidazole reduces viable counts of B. fragilis in a rabbit model of infection. Formulations containing metronidazole have been used in the treatment of various infections including H. pylori and C. difficile.