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Phenol, 4-[4-[2-(1,1-dimethylethyl)-5-(2-pyridinyl)-1H-imidazol-4-yl]-2-pyridinyl]- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

657399-53-6

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657399-53-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 657399-53-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,5,7,3,9 and 9 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 657399-53:
(8*6)+(7*5)+(6*7)+(5*3)+(4*9)+(3*9)+(2*5)+(1*3)=216
216 % 10 = 6
So 657399-53-6 is a valid CAS Registry Number.

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