Amines, C18-22-tert-alkyl, (chloromethyl)phosphonates (2:1) (ATACP)

CAS Registry Number 79357-73-6

What is it?

• Amines, C18-22-tert-alkyl, (chloromethyl)phosphonates (2:1), also known as ATACP, is an industrial chemical.

How is it used?

• Uses of ATACP in Canada have been claimed as confidential business information.
• Based on the most recent data available, ATACP is not manufactured in Canada but a limited quantity is imported into Canada.

Why did the Government of Canada assess it?

• ATACP was identified as a potential concern to the environment based on available information regarding possible persistence, accumulation in organisms and potential to cause harm to organisms.

How is it released into the environment?

• ATACP may be released to the environment during industrial processes.
• The majority of ATACP used is expected to end up in waste disposal facilities. A small proportion may be chemically transformed, released to air or released to sewers.

What is the Government of Canada doing?

• The Government of Canada has conducted a science-based evaluation of ATACP called a screening assessment.
• The Government of Canada has concluded that ATACP is not entering the environment in a quantity or under conditions that constitute a danger to the environment.
• The final screening assessment was published on August 1, 2009.