85-16-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 85-16-5 includes 5 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 2 digits, 8 and 5 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 85-16:
(4*8)+(3*5)+(2*1)+(1*6)=55
55 % 10 = 5
So 85-16-5 is a valid CAS Registry Number.
InChI:InChI=1/C13H13I3N2O4/c1-3-5(19)17-11-8(14)7(13(21)22)9(15)12(10(11)16)18-6(20)4-2/h3-4H2,1-2H3,(H,17,19)(H,18,20)(H,21,22)