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Tris(2-chlorophenyl)amine, also known as TCPA, is an organochlorine compound with the chemical formula C18H15Cl3N. It is a white crystalline solid that is used as a precursor in the synthesis of various chemicals, including the herbicide trifluralin. TCPA is formed by the reaction of 2-chloroaniline with phosphorus trichloride. Due to its potential environmental and health risks, its production and use are subject to strict regulations in many countries.

7287-72-1

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7287-72-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 7287-72-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,2,8 and 7 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 7287-72:
(6*7)+(5*2)+(4*8)+(3*7)+(2*7)+(1*2)=121
121 % 10 = 1
So 7287-72-1 is a valid CAS Registry Number.

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