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N,N,N',N'-Tetraaethyl-p-hydroxydiphenylmethylphosphonyl-diamid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

56808-42-5

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56808-42-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 56808-42-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,8,0 and 8 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 56808-42:
(7*5)+(6*6)+(5*8)+(4*0)+(3*8)+(2*4)+(1*2)=145
145 % 10 = 5
So 56808-42-5 is a valid CAS Registry Number.

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