1214705-97-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1214705-97-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,4,7,0 and 5 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1214705-97:
(9*1)+(8*2)+(7*1)+(6*4)+(5*7)+(4*0)+(3*5)+(2*9)+(1*7)=131
131 % 10 = 1
So 1214705-97-1 is a valid CAS Registry Number.