1227940-10-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1227940-10-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,7,9,4 and 0 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1227940-10:
(9*1)+(8*2)+(7*2)+(6*7)+(5*9)+(4*4)+(3*0)+(2*1)+(1*0)=144
144 % 10 = 4
So 1227940-10-4 is a valid CAS Registry Number.