The Uridine,2'-deoxy-5-iodo-, with the CAS registry number 54-42-2 and EINECS registry number 200-207-8, has the IUPAC name of 1-[(2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl]-5-iodopyrimidine-2,4-dione. It is a kind of crystalline solid which is sensitive to air and light, and it is always used as antiviral. The molecular formula of the chemical is C₉H₁₁IN₂O₅.

The physical properties of Uridine,2'-deoxy-5-iodo- are as followings: (1)ACD/LogP: -0.59; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -1; (4)ACD/LogD (pH 7.4): -1; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 12; (8)ACD/KOC (pH 7.4): 6; (9)#H bond acceptors: 7; (10)#H bond donors: 3; (11)#Freely Rotating Bonds: 4; (12)Polar Surface Area: 99.1 Å²; (13)Index of Refraction: 1.715; (14)Molar Refractivity: 64.752 cm³; (15)Molar Volume: 164.874 cm³; (16)Polarizability: 25.67×10^-24cm³; (17)Surface Tension: 87.47 dyne/cm; (18)Density: 2.148 g/cm³. 

Preparation: You can start with propiolic alcohol by oxidation and esterification, then it reacts with 2-amino-oxazoline nucleoside. By a series of acylation, bromination, catalytic hydrogenation and hydrolysis, you can get the product. 

You should be cautious while dealing with this chemical. It may cause cancer and heritable genetic damage. Therefore, you had better take the following instructions: Do not breathe dust; Avoid exposure - obtain special instruction before use; In case of accident or if you feel unwell, seek medical advice immediately (show label where possible); Wear suitable protective clothing. 

You can still convert the following datas into molecular structure:
(1)SMILES: I\C1=C\N(C(=O)NC1=O)C2C[C@H](O)[C@@H](CO)O2
(2)InChI: InChI=1/C9H11IN2O5/c10-4-2-12(9(16)11-8(4)15)7-1-5(14)6(3-13)17-7/h2,5-7,13-14H,1,3H2,(H,11,15,16)/t5-,6+,7?/m0/s1
(3)InChIKey: XQFRJNBWHJMXHO-GFCOJPQKBD

The toxicity data is as follows: