138995-45-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 138995-45-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,9,9 and 5 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 138995-45:
(8*1)+(7*3)+(6*8)+(5*9)+(4*9)+(3*5)+(2*4)+(1*5)=186
186 % 10 = 6
So 138995-45-6 is a valid CAS Registry Number.