1297546-22-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1297546-22-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,9,7,5,4 and 6 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1297546-22:
(9*1)+(8*2)+(7*9)+(6*7)+(5*5)+(4*4)+(3*6)+(2*2)+(1*2)=195
195 % 10 = 5
So 1297546-22-5 is a valid CAS Registry Number.