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1-hydroxy-9-(2,3,4,5,6-pentachlorophenoxy)nonane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

156459-80-2

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156459-80-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 156459-80-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,6,4,5 and 9 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 156459-80:
(8*1)+(7*5)+(6*6)+(5*4)+(4*5)+(3*9)+(2*8)+(1*0)=162
162 % 10 = 2
So 156459-80-2 is a valid CAS Registry Number.

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