1279116-40-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1279116-40-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,7,9,1,1 and 6 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1279116-40:
(9*1)+(8*2)+(7*7)+(6*9)+(5*1)+(4*1)+(3*6)+(2*4)+(1*0)=163
163 % 10 = 3
So 1279116-40-3 is a valid CAS Registry Number.