1308559-40-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1308559-40-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,0,8,5,5 and 9 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1308559-40:
(9*1)+(8*3)+(7*0)+(6*8)+(5*5)+(4*5)+(3*9)+(2*4)+(1*0)=161
161 % 10 = 1
So 1308559-40-1 is a valid CAS Registry Number.