139590-87-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 139590-87-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,5,9 and 0 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 139590-87:
(8*1)+(7*3)+(6*9)+(5*5)+(4*9)+(3*0)+(2*8)+(1*7)=167
167 % 10 = 7
So 139590-87-7 is a valid CAS Registry Number.