Disulfine blue, ultrapure

Synonyms: Hydrogen [4-[4-(diethylamino)-2',4'-disulfonatobenzhydrylidene]cyclohexa-2,5-dien-1-ylidene]diethylammonium, sodium saltAcid Blue1Patent BluePatent Blue VFPatent blue VF sodium salt
Disulfine blue, ultrapure
Disulphine Blue
Soluble in water and suitable for use in the zinc leucohemoglobin method described in Conn’s.

Formula: C₂₇H₃₁N₂NaO₆S₂
MW: 566.67 g/mol
Melting Pt: 290 °C
Storage Temperature: Ambient
MDL Number: MFCD00012119
CAS Number: 129-17-9
EINECS: 204-934-1
Merck Index: 12,09161
Specification Test Results
Dye Content 50 %
Appearance Dark blue-green powder
Lambda Max (0.00048%, Water) 630 nm - 640 nm
Solubility (0.00048%, Water) Pass