122976-52-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 122976-52-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,2,9,7 and 6 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 122976-52:
(8*1)+(7*2)+(6*2)+(5*9)+(4*7)+(3*6)+(2*5)+(1*2)=137
137 % 10 = 7
So 122976-52-7 is a valid CAS Registry Number.