141903-87-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 141903-87-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,1,9,0 and 3 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 141903-87:
(8*1)+(7*4)+(6*1)+(5*9)+(4*0)+(3*3)+(2*8)+(1*7)=119
119 % 10 = 9
So 141903-87-9 is a valid CAS Registry Number.