187324-53-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 187324-53-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,7,3,2 and 4 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 187324-53:
(8*1)+(7*8)+(6*7)+(5*3)+(4*2)+(3*4)+(2*5)+(1*3)=154
154 % 10 = 4
So 187324-53-4 is a valid CAS Registry Number.