1137726-71-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1137726-71-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,3,7,7,2 and 6 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1137726-71:
(9*1)+(8*1)+(7*3)+(6*7)+(5*7)+(4*2)+(3*6)+(2*7)+(1*1)=156
156 % 10 = 6
So 1137726-71-6 is a valid CAS Registry Number.