339187-40-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 339187-40-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,9,1,8 and 7 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 339187-40:
(8*3)+(7*3)+(6*9)+(5*1)+(4*8)+(3*7)+(2*4)+(1*0)=165
165 % 10 = 5
So 339187-40-5 is a valid CAS Registry Number.