Basic blue 26 (CI 44045) is a synthetic triphenylmethane blue dye. Triphenylmethane is a hydrocarbon.

Chermical Name:

[4-[bis[4-(dimethylamino)phenyl]methylidene]naphthalen-1-ylidene]-phenylazanium;chloride

What it is used for and where

Cosmetics

Restricted cosmetic ingredient as  IV/69 (CI 44045) II/1340 (Basic Blue 26; CI 44045) a Relevant Item in the Annexes of the European Cosmetics Regulation 1223/2009. Substance or ingredient reported: [4-[[4-Anilino-1-naphthyl][4-(dimethylamino)phenyl]methylene]cyclohexa-2,5-dien-1-ylidene]dimethylammonium chloride

Cosmetics - INCI Functions

Colorant. This ingredient has the function of colouring the solution in which it is inserted in a temporary, semi-permanent or permanent manner, either alone or in the presence of the complementary components added for colouring.

Safety

It is an ingredient that has some important health-related contraindications: it should not come into contact with mucous membranes.

Molecular Formula   C₃₃H₃₂ClN₃

Molecular Weight   506.1 g/mol

CAS   2580-56-5

EC number 219-943-6

UNII Z1V8UTB56C

DTXSID0038889

Synonyms: 

CI 44045

Calcozine Blue B

Tertrophene Blue

Victoria blue