5516-47-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5516-47-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,5,1 and 6 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 5516-47:
(6*5)+(5*5)+(4*1)+(3*6)+(2*4)+(1*7)=92
92 % 10 = 2
So 5516-47-2 is a valid CAS Registry Number.
InChI:InChI=1/C11H5Cl6N3S/c12-10(13,14)7-18-8(11(15,16)17)20-9(19-7)21-6-4-2-1-3-5-6/h1-5H