336808-74-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 336808-74-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,6,8,0 and 8 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 336808-74:
(8*3)+(7*3)+(6*6)+(5*8)+(4*0)+(3*8)+(2*7)+(1*4)=163
163 % 10 = 3
So 336808-74-3 is a valid CAS Registry Number.