Green S
CI Food Green 4
Food Green S
Brilliant Green BS
CI No. 44090
Class: Triarylmethane
Sodium N-[4-[[4-(dimethylamino)phenyl](2-hydroxy-3,6-disulfo-1-naphthalenyl)-methylene]-2,5-cyclohexadien-1-ylidene-N-methylmethanaminium
Sodium 5-[4-dimethylamino-α-(4-dimethyliminiocyclohexa-2,5-dienylidene) benzyl]-6-hydroxy-7-sulfonato-naphthalene-2-sulfonate C27H25N2NaO7S2 Formula wt 576.63
142 [3087-16-9] 9B7E8Y9D0X green s
Food Green S
Brilliant Green BS
CI No. 44090
Class: Triarylmethane
Sodium N-[4-[[4-(dimethylamino)phenyl](2-hydroxy-3,6-disulfo-1-naphthalenyl)-methylene]-2,5-cyclohexadien-1-ylidene-N-methylmethanaminium
Sodium 5-[4-dimethylamino-α-(4-dimethyliminiocyclohexa-2,5-dienylidene) benzyl]-6-hydroxy-7-sulfonato-naphthalene-2-sulfonate C27H25N2NaO7S2 Formula wt 576.63
142 [3087-16-9] 9B7E8Y9D0X green s
DESCRIPTION
Green S occurs as dark blue or dark green powder or granules. It is principally the sodium salt of N-[4-[[4-(dimethylamino)phenyl](2-hydroxy-3,6-disulfo-1-naphthalenyl)-methylene]-2,5-cyclohexadien-1-ylidene-N-methylmethanaminium and subsidiary coloring matters together with sodium chloride and/or sodium sulfate as the principal uncolored components. It is soluble in water and slightly soluble in ethanol.