811862-74-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 811862-74-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,1,1,8,6 and 2 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 811862-74:
(8*8)+(7*1)+(6*1)+(5*8)+(4*6)+(3*2)+(2*7)+(1*4)=165
165 % 10 = 5
So 811862-74-5 is a valid CAS Registry Number.