1309762-09-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1309762-09-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,0,9,7,6 and 2 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1309762-09:
(9*1)+(8*3)+(7*0)+(6*9)+(5*7)+(4*6)+(3*2)+(2*0)+(1*9)=161
161 % 10 = 1
So 1309762-09-1 is a valid CAS Registry Number.