Exact Mass: 263.9584728
Exact Mass Matches: 263.9584728
Found 2 metabolites which its exact mass value is equals to given mass value 263.9584728,
within given mass tolerance error 4.0E-5 dalton. Try search metabolite list with more accurate mass tolerance error
8.0E-6 dalton.
5,6-DIHYDRO-6-METHYL-4-OXO-4H-THIENO[2,3-B]THIOPYRAN-2-SULFONIC ACIS
5,6-DIHYDRO-6-METHYL-4-OXO-4H-THIENO[2,3-B]THIOPYRAN-2-SULFONIC ACIS