187224-67-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 187224-67-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,7,2,2 and 4 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 187224-67:
(8*1)+(7*8)+(6*7)+(5*2)+(4*2)+(3*4)+(2*6)+(1*7)=155
155 % 10 = 5
So 187224-67-5 is a valid CAS Registry Number.