1279822-87-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1279822-87-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,7,9,8,2 and 2 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1279822-87:
(9*1)+(8*2)+(7*7)+(6*9)+(5*8)+(4*2)+(3*2)+(2*8)+(1*7)=205
205 % 10 = 5
So 1279822-87-5 is a valid CAS Registry Number.