40137-10-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40137-10-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,1,3 and 7 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 40137-10:
(7*4)+(6*0)+(5*1)+(4*3)+(3*7)+(2*1)+(1*0)=68
68 % 10 = 8
So 40137-10-8 is a valid CAS Registry Number.