190392-27-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 190392-27-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,0,3,9 and 2 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 190392-27:
(8*1)+(7*9)+(6*0)+(5*3)+(4*9)+(3*2)+(2*2)+(1*7)=139
139 % 10 = 9
So 190392-27-9 is a valid CAS Registry Number.