186135-39-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 186135-39-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,6,1,3 and 5 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 186135-39:
(8*1)+(7*8)+(6*6)+(5*1)+(4*3)+(3*5)+(2*3)+(1*9)=147
147 % 10 = 7
So 186135-39-7 is a valid CAS Registry Number.