Nomenclature
CAS number: 51460-26-5
5-[(Aminocarbonyl)hydrazono]-2,3,5,6-tetrahydro-1-methyl-6-oxo-1
H-indole-2-sulfonic acid monosodium salt; 5,6-dihydro-1-methyl-5,6-dioxo-2-indolinesulfonic acid 5-semicarbazone
sodium salt; epinochrome-2-sulfonic acid 5-monosemicarbazone sodium salt; 1-methyl-5-semicarbazono-6-oxo-2,3,5,6-tetrahydroindole-2-sulfonic
acid sodium salt; sodium 5,6-dihydro-1-methyl-5,6-dioxo-2-indolinesulfonate 5-semicarbazone; AC-17; Adenaron (Kowa); Adona (Tanabe Seiyaku); Carbazon (Hokuriku); Donaseven (Yakult); Emex (Archifar); Odanon (Towa Yakuhin); Tazin (Grelan).
C
10H
11N
4NaO
5S; mol wt 322.27.
C 37.27%, H 3.44%, N 17.39%, Na 7.13%, O 24.82%, S 9.95%.