881769-47-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 881769-47-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,8,1,7,6 and 9 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 881769-47:
(8*8)+(7*8)+(6*1)+(5*7)+(4*6)+(3*9)+(2*4)+(1*7)=227
227 % 10 = 7
So 881769-47-7 is a valid CAS Registry Number.