1219389-84-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1219389-84-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,9,3,8 and 9 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1219389-84:
(9*1)+(8*2)+(7*1)+(6*9)+(5*3)+(4*8)+(3*9)+(2*8)+(1*4)=180
180 % 10 = 0
So 1219389-84-0 is a valid CAS Registry Number.