3668-36-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 3668-36-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,6,6 and 8 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 3668-36:
(6*3)+(5*6)+(4*6)+(3*8)+(2*3)+(1*6)=108
108 % 10 = 8
So 3668-36-8 is a valid CAS Registry Number.