190912-47-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 190912-47-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,0,9,1 and 2 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 190912-47:
(8*1)+(7*9)+(6*0)+(5*9)+(4*1)+(3*2)+(2*4)+(1*7)=141
141 % 10 = 1
So 190912-47-1 is a valid CAS Registry Number.