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2-benzoyl-3-(4-chloro-phenyl)-oxiranecarbonitrile is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

54840-80-1

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54840-80-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 54840-80-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,8,4 and 0 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 54840-80:
(7*5)+(6*4)+(5*8)+(4*4)+(3*0)+(2*8)+(1*0)=131
131 % 10 = 1
So 54840-80-1 is a valid CAS Registry Number.

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