1235983-26-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1235983-26-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,5,9,8 and 3 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1235983-26:
(9*1)+(8*2)+(7*3)+(6*5)+(5*9)+(4*8)+(3*3)+(2*2)+(1*6)=172
172 % 10 = 2
So 1235983-26-2 is a valid CAS Registry Number.