The CAS Registry Mumber 138874-49-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,8,7 and 4 respectively; the second part has 2 digits, 4 and 9 respectively. Calculate Digit Verification of CAS Registry Number 138874-49: (8*1)+(7*3)+(6*8)+(5*8)+(4*7)+(3*4)+(2*4)+(1*9)=174 174 % 10 = 4 So 138874-49-4 is a valid CAS Registry Number.
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Get Best Price for138874-49-43-Quinolinecarboxylic acid, 1-cyclopropyl-6-fluoro-1,4-dihydro-7-(5-Methyl-2,5-diazabicyclo[2.2.1]hept-2-yl)-4-oxo-, (1R)-, MonoMethanesulfonate (9CI)