1261079-57-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1261079-57-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,1,0,7 and 9 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1261079-57:
(9*1)+(8*2)+(7*6)+(6*1)+(5*0)+(4*7)+(3*9)+(2*5)+(1*7)=145
145 % 10 = 5
So 1261079-57-5 is a valid CAS Registry Number.