784078-61-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 784078-61-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,8,4,0,7 and 8 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 784078-61:
(8*7)+(7*8)+(6*4)+(5*0)+(4*7)+(3*8)+(2*6)+(1*1)=201
201 % 10 = 1
So 784078-61-1 is a valid CAS Registry Number.