66855-36-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 66855-36-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,8,5 and 5 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 66855-36:
(7*6)+(6*6)+(5*8)+(4*5)+(3*5)+(2*3)+(1*6)=165
165 % 10 = 5
So 66855-36-5 is a valid CAS Registry Number.