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4-bromo-bicyclo[2.2.2]octane-1-carboxylic acid ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

92017-20-4

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92017-20-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 92017-20-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,2,0,1 and 7 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 92017-20:
(7*9)+(6*2)+(5*0)+(4*1)+(3*7)+(2*2)+(1*0)=104
104 % 10 = 4
So 92017-20-4 is a valid CAS Registry Number.

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