1190234-57-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1190234-57-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,9,0,2,3 and 4 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1190234-57:
(9*1)+(8*1)+(7*9)+(6*0)+(5*2)+(4*3)+(3*4)+(2*5)+(1*7)=131
131 % 10 = 1
So 1190234-57-1 is a valid CAS Registry Number.