354991-70-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 354991-70-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,5,4,9,9 and 1 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 354991-70:
(8*3)+(7*5)+(6*4)+(5*9)+(4*9)+(3*1)+(2*7)+(1*0)=181
181 % 10 = 1
So 354991-70-1 is a valid CAS Registry Number.