The CAS Registry Mumber 1241997-22-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,1,9,9 and 7 respectively; the second part has 2 digits, 2 and 2 respectively. Calculate Digit Verification of CAS Registry Number 1241997-22: (9*1)+(8*2)+(7*4)+(6*1)+(5*9)+(4*9)+(3*7)+(2*2)+(1*2)=167 167 % 10 = 7 So 1241997-22-7 is a valid CAS Registry Number.
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Get Best Price for1241997-22-73-Quinolinecarboxylic acid, 1-cyclopropyl-7-(4-ethyl-1-piperazinyl)-6-fluoro-1,4-dihydro-4-oxo-, 2-oxo-2-(2-thiazolylaMino)ethyl ester