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10-Butyl-6-nitro-10H-pyrimido[4,5-b]quinoline-2,4-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

207128-65-2

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207128-65-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 207128-65-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,7,1,2 and 8 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 207128-65:
(8*2)+(7*0)+(6*7)+(5*1)+(4*2)+(3*8)+(2*6)+(1*5)=112
112 % 10 = 2
So 207128-65-2 is a valid CAS Registry Number.

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