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9-fluoro-5-methyl-1-oxo-6,7-dihydro-1H,5H-pyrido[3,2,1-ij]quinoline-2-carboxylic acid ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

233765-84-9

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233765-84-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 233765-84-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,3,3,7,6 and 5 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 233765-84:
(8*2)+(7*3)+(6*3)+(5*7)+(4*6)+(3*5)+(2*8)+(1*4)=149
149 % 10 = 9
So 233765-84-9 is a valid CAS Registry Number.

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