1337562-40-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1337562-40-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,3,7,5,6 and 2 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1337562-40:
(9*1)+(8*3)+(7*3)+(6*7)+(5*5)+(4*6)+(3*2)+(2*4)+(1*0)=159
159 % 10 = 9
So 1337562-40-9 is a valid CAS Registry Number.