1207616-54-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1207616-54-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,0,7,6,1 and 6 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1207616-54:
(9*1)+(8*2)+(7*0)+(6*7)+(5*6)+(4*1)+(3*6)+(2*5)+(1*4)=133
133 % 10 = 3
So 1207616-54-3 is a valid CAS Registry Number.