185317-29-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 185317-29-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,5,3,1 and 7 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 185317-29:
(8*1)+(7*8)+(6*5)+(5*3)+(4*1)+(3*7)+(2*2)+(1*9)=147
147 % 10 = 7
So 185317-29-7 is a valid CAS Registry Number.