1212079-99-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1212079-99-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,2,0,7 and 9 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1212079-99:
(9*1)+(8*2)+(7*1)+(6*2)+(5*0)+(4*7)+(3*9)+(2*9)+(1*9)=126
126 % 10 = 6
So 1212079-99-6 is a valid CAS Registry Number.