1079880-91-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1079880-91-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,7,9,8,8 and 0 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1079880-91:
(9*1)+(8*0)+(7*7)+(6*9)+(5*8)+(4*8)+(3*0)+(2*9)+(1*1)=203
203 % 10 = 3
So 1079880-91-3 is a valid CAS Registry Number.