1261682-43-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1261682-43-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,1,6,8 and 2 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1261682-43:
(9*1)+(8*2)+(7*6)+(6*1)+(5*6)+(4*8)+(3*2)+(2*4)+(1*3)=152
152 % 10 = 2
So 1261682-43-2 is a valid CAS Registry Number.