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2-bromo-7-[2-bromo-9,9-di(p-tolyl)fluoren-7-yl]-9,9-di(p-tolyl)fluorene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1097967-25-3

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1097967-25-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1097967-25-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,9,7,9,6 and 7 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1097967-25:
(9*1)+(8*0)+(7*9)+(6*7)+(5*9)+(4*6)+(3*7)+(2*2)+(1*5)=213
213 % 10 = 3
So 1097967-25-3 is a valid CAS Registry Number.

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