1239755-10-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1239755-10-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,9,7,5 and 5 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1239755-10:
(9*1)+(8*2)+(7*3)+(6*9)+(5*7)+(4*5)+(3*5)+(2*1)+(1*0)=172
172 % 10 = 2
So 1239755-10-2 is a valid CAS Registry Number.