1307161-98-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1307161-98-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,0,7,1,6 and 1 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1307161-98:
(9*1)+(8*3)+(7*0)+(6*7)+(5*1)+(4*6)+(3*1)+(2*9)+(1*8)=133
133 % 10 = 3
So 1307161-98-3 is a valid CAS Registry Number.