1297405-01-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1297405-01-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,9,7,4,0 and 5 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1297405-01:
(9*1)+(8*2)+(7*9)+(6*7)+(5*4)+(4*0)+(3*5)+(2*0)+(1*1)=166
166 % 10 = 6
So 1297405-01-6 is a valid CAS Registry Number.