866885-74-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 866885-74-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,6,8,8 and 5 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 866885-74:
(8*8)+(7*6)+(6*6)+(5*8)+(4*8)+(3*5)+(2*7)+(1*4)=247
247 % 10 = 7
So 866885-74-7 is a valid CAS Registry Number.