185451-42-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 185451-42-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,5,4,5 and 1 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 185451-42:
(8*1)+(7*8)+(6*5)+(5*4)+(4*5)+(3*1)+(2*4)+(1*2)=147
147 % 10 = 7
So 185451-42-7 is a valid CAS Registry Number.