190836-77-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 190836-77-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,0,8,3 and 6 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 190836-77:
(8*1)+(7*9)+(6*0)+(5*8)+(4*3)+(3*6)+(2*7)+(1*7)=162
162 % 10 = 2
So 190836-77-2 is a valid CAS Registry Number.