878384-15-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 878384-15-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,8,3,8 and 4 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 878384-15:
(8*8)+(7*7)+(6*8)+(5*3)+(4*8)+(3*4)+(2*1)+(1*5)=227
227 % 10 = 7
So 878384-15-7 is a valid CAS Registry Number.