Ordinary name

tetrasodium-4-amino-5-hydroxy-3, 6 (bis(4-(2-(sulfonatooxi) ethylsulfonyl) phenyl) azo)-naphthalene-2, 7-disulfonate

Synonyms

C.I. Reactive Black 5, Reactive Black 5, Remazol Black 5, Reactive Black B, Remazol Black B, Drimaren Black R/K-3B

Molecular formula

C26H21N5Na4O19S6

Chemical structure

Chemical class

Diazo

Molecular weight

991.82

╬╗max/nm

595 nm

Nature

Anionic reactive dye