187401-37-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 187401-37-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,7,4,0 and 1 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 187401-37:
(8*1)+(7*8)+(6*7)+(5*4)+(4*0)+(3*1)+(2*3)+(1*7)=142
142 % 10 = 2
So 187401-37-2 is a valid CAS Registry Number.