1313886-42-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1313886-42-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,1,3,8,8 and 6 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1313886-42:
(9*1)+(8*3)+(7*1)+(6*3)+(5*8)+(4*8)+(3*6)+(2*4)+(1*2)=158
158 % 10 = 8
So 1313886-42-8 is a valid CAS Registry Number.