84380-07-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 84380-07-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,3,8 and 0 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 84380-07:
(7*8)+(6*4)+(5*3)+(4*8)+(3*0)+(2*0)+(1*7)=134
134 % 10 = 4
So 84380-07-4 is a valid CAS Registry Number.