649758-35-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 649758-35-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,4,9,7,5 and 8 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 649758-35:
(8*6)+(7*4)+(6*9)+(5*7)+(4*5)+(3*8)+(2*3)+(1*5)=220
220 % 10 = 0
So 649758-35-0 is a valid CAS Registry Number.