1378830-84-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1378830-84-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,8,8,3 and 0 respectively; the second part has 2 digits, 8 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1378830-84:
(9*1)+(8*3)+(7*7)+(6*8)+(5*8)+(4*3)+(3*0)+(2*8)+(1*4)=202
202 % 10 = 2
So 1378830-84-2 is a valid CAS Registry Number.