1H-Indole-5,7-disulfonicacid, 2-(1,3-dihydro-3-oxo-5-sulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-,potassium salt (1:3) cas no:67627-18-3
Synonyms: 1H-Indole-5,7-disulfonicacid, 2-(1,3-dihydro-3-oxo-5-sulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-,tripotassium salt (9CI)
Name1H-Indole-5,7-disulfonicacid, 2-(1,3-dihydro-3-oxo-5-sulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-,potassium salt (1:3)
CAS67627-18-3
Synonyms1H-Indole-5,7-disulfonicacid, 2-(1,3-dihydro-3-oxo-5-sulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-,tripotassium salt (9CI)
Molecular FormulaC16H10 N2 O11 S3 . 3 K
Molecular Weight616.72
Appearanceblue-black crystals.
Safety
Safty information about Indigotrisulfonic acid tripotassium salt (CAS NO.67627-18-3) is:
Safety Statements: 24/25-22
S24/25:Avoid contact with skin and eyes.
S22:Do not breathe dust.