649733-70-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 649733-70-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,4,9,7,3 and 3 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 649733-70:
(8*6)+(7*4)+(6*9)+(5*7)+(4*3)+(3*3)+(2*7)+(1*0)=200
200 % 10 = 0
So 649733-70-0 is a valid CAS Registry Number.