351458-21-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 351458-21-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,5,1,4,5 and 8 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 351458-21:
(8*3)+(7*5)+(6*1)+(5*4)+(4*5)+(3*8)+(2*2)+(1*1)=134
134 % 10 = 4
So 351458-21-4 is a valid CAS Registry Number.