1827-81-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1827-81-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,8,2 and 7 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1827-81:
(6*1)+(5*8)+(4*2)+(3*7)+(2*8)+(1*1)=92
92 % 10 = 2
So 1827-81-2 is a valid CAS Registry Number.