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2,2-diphenyl-2,3,4,7-tetrahydro-oxepine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

54159-31-8

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54159-31-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 54159-31-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,1,5 and 9 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 54159-31:
(7*5)+(6*4)+(5*1)+(4*5)+(3*9)+(2*3)+(1*1)=118
118 % 10 = 8
So 54159-31-8 is a valid CAS Registry Number.

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