1351581-39-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1351581-39-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,5,1,5,8 and 1 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1351581-39:
(9*1)+(8*3)+(7*5)+(6*1)+(5*5)+(4*8)+(3*1)+(2*3)+(1*9)=149
149 % 10 = 9
So 1351581-39-9 is a valid CAS Registry Number.