947153-43-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 947153-43-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,4,7,1,5 and 3 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 947153-43:
(8*9)+(7*4)+(6*7)+(5*1)+(4*5)+(3*3)+(2*4)+(1*3)=187
187 % 10 = 7
So 947153-43-7 is a valid CAS Registry Number.