1309477-63-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1309477-63-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,0,9,4,7 and 7 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1309477-63:
(9*1)+(8*3)+(7*0)+(6*9)+(5*4)+(4*7)+(3*7)+(2*6)+(1*3)=171
171 % 10 = 1
So 1309477-63-1 is a valid CAS Registry Number.