947877-71-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 947877-71-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,4,7,8,7 and 7 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 947877-71:
(8*9)+(7*4)+(6*7)+(5*8)+(4*7)+(3*7)+(2*7)+(1*1)=246
246 % 10 = 6
So 947877-71-6 is a valid CAS Registry Number.