Solvent Orange 16 is a chemical compound, a synthetic dye also known as CI 45396.

It contains a xanthene core that makes the colour fluorescent.

Chemical Name:

 3',6'-Dihydroxy-4',5'-dinitrospiro[isobenzofuran-1(3H),9'-[9H]xanthene]-3-one

What it is used for and where

Cosmetics

Restricted cosmetic ingredient as IV/77 a Relevant Item in the Annexes of the European Cosmetics Regulation 1223/2009. Substance or ingredient reported: 

• 3',6'-Dihydroxy-4',5'-dinitrospiro[isobenzofuran-1(3H),9'-[9H]xanthene]-3-one

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

 Use in lip products: content should be limited to 1% and should be used in free acid form

Molecular Formula   C₂₀H₁₀N₂O₉

Molecular Weight   422.3 g/mol

CAS   24545-86-6

EC number 246-308-0

UNII 43N83DU7RA

DTXSID80179288

Synonyms: 

CI 45396