1186668-72-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1186668-72-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,6,6,6 and 8 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1186668-72:
(9*1)+(8*1)+(7*8)+(6*6)+(5*6)+(4*6)+(3*8)+(2*7)+(1*2)=203
203 % 10 = 3
So 1186668-72-3 is a valid CAS Registry Number.