780011-92-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 780011-92-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,8,0,0,1 and 1 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 780011-92:
(8*7)+(7*8)+(6*0)+(5*0)+(4*1)+(3*1)+(2*9)+(1*2)=139
139 % 10 = 9
So 780011-92-9 is a valid CAS Registry Number.