954223-51-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 954223-51-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,5,4,2,2 and 3 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 954223-51:
(8*9)+(7*5)+(6*4)+(5*2)+(4*2)+(3*3)+(2*5)+(1*1)=169
169 % 10 = 9
So 954223-51-9 is a valid CAS Registry Number.