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2(1H)-Quinolinone, 6-(bromoacetyl)-5-fluoro-3,4-dihydro- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

620550-98-3

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620550-98-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 620550-98-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,2,0,5,5 and 0 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 620550-98:
(8*6)+(7*2)+(6*0)+(5*5)+(4*5)+(3*0)+(2*9)+(1*8)=133
133 % 10 = 3
So 620550-98-3 is a valid CAS Registry Number.

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