947883-74-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 947883-74-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,4,7,8,8 and 3 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 947883-74:
(8*9)+(7*4)+(6*7)+(5*8)+(4*8)+(3*3)+(2*7)+(1*4)=241
241 % 10 = 1
So 947883-74-1 is a valid CAS Registry Number.