1307262-57-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1307262-57-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,0,7,2,6 and 2 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1307262-57:
(9*1)+(8*3)+(7*0)+(6*7)+(5*2)+(4*6)+(3*2)+(2*5)+(1*7)=132
132 % 10 = 2
So 1307262-57-2 is a valid CAS Registry Number.