175985-40-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 175985-40-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,5,9,8 and 5 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 175985-40:
(8*1)+(7*7)+(6*5)+(5*9)+(4*8)+(3*5)+(2*4)+(1*0)=187
187 % 10 = 7
So 175985-40-7 is a valid CAS Registry Number.