1320351-72-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1320351-72-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,2,0,3,5 and 1 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1320351-72:
(9*1)+(8*3)+(7*2)+(6*0)+(5*3)+(4*5)+(3*1)+(2*7)+(1*2)=101
101 % 10 = 1
So 1320351-72-1 is a valid CAS Registry Number.