9,10-Anthracenedione, 1-hydroxy-4 [[4 [(methylsulfonyl) oxy]phenyl]amino]- (Disperse Violet 57)

CAS Registry Number 1594-08-7

What is it?

• 9,10-Anthracenedione, 1-hydroxy-4 [[4 [(methylsulfonyl) oxy]phenyl]amino]-, also known as Disperse Violet 57, is an industrial chemical.

How is it used?

• Disperse Violet 57 is used as an intense violet colorant dye in textiles.
• Based on the most recent data available, Disperse Violet 57 is not manufactured in Canada, but is imported into Canada.

Why did the Government of Canada assess it?

• Disperse Violet 57 was identified as a potential concern to the environment based on available information regarding possible persistence, accumulation and potential to cause harm to the environment.

How is it released to the environment?

• Disperse Violet 57 may be released to waste water during industrial processing and consumer use.

What is the Government of Canada doing?

• The Government of Canada has conducted an evaluation of Disperse Violet 57 based on science, called a screening assessment.
• The Government of Canada has determined that Disperse Violet 57 is not harmful to the environment, because it was found not to accumulate and not to cause harm to organisms. Therefore, no further action will be taken on Disperse Violet 57.
• The final screening assessment report was published on March 7, 2009.

What should Canadians do?

• Because Disperse Violet 57 is not a concern for the environment or human health, Canadians do not need to take any specific actions with respect to how they use this chemical or products that contain that chemical.