1309922-63-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1309922-63-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,0,9,9,2 and 2 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1309922-63:
(9*1)+(8*3)+(7*0)+(6*9)+(5*9)+(4*2)+(3*2)+(2*6)+(1*3)=161
161 % 10 = 1
So 1309922-63-1 is a valid CAS Registry Number.