161371-19-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 161371-19-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,1,3,7 and 1 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 161371-19:
(8*1)+(7*6)+(6*1)+(5*3)+(4*7)+(3*1)+(2*1)+(1*9)=113
113 % 10 = 3
So 161371-19-3 is a valid CAS Registry Number.
InChI:InChI=1/C14H14N2O3/c1-8(17)15-11-13(18)10-6-2-4-9-5-3-7-16(12(9)10)14(11)19/h2,4,6,19H,3,5,7H2,1H3,(H,15,17)