The Iopromide, with the CAS registry number 73334-07-3, is also known as 1,3-Benzenedicarboxamide,N¹,N³-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-5-[(2-methoxyacetyl)amino]-N¹-methyl-. It belongs to the product categories of Amines; Aromatics; Diagnostic; Intermediates & Fine Chemicals; Pharmaceuticals; Isotope Labelled Compounds. Its EINECS number is 277-385-9. This chemical's molecular formula is C₁₈H₂₄I₃N₃O₈ and molecular weight is 791.11. What's more, its systematic name is N,N'-Bis(2,3-dihydroxypropyl)-2,4,6-triiodo-5-[(methoxyacetyl)amino]-N-methylisophthalamide. Its classification codes are: (1)Contrast Media; (2)Diagnostic aid [radiopaque medium]; (3)Drug / Therapeutic Agent. It is a kind of labelled Iopromide and is nonionic, injectable radio-contrast medium. 

Physical properties of Iopromide are: (1)ACD/LogP: -2.658; (2)# of Rule of 5 Violations: 3; (3)ACD/LogD (pH 5.5): -2.66; (4)ACD/LogD (pH 7.4): -2.66; (5)ACD/BCF (pH 5.5): 1.00; (6)ACD/BCF (pH 7.4): 1.00; (7)ACD/KOC (pH 5.5): 1.00; (8)ACD/KOC (pH 7.4): 1.00; (9)#H bond acceptors: 11; (10)#H bond donors: 6; (11)#Freely Rotating Bonds: 15; (12)Polar Surface Area: 168.66 Å²; (13)Index of Refraction: 1.71; (14)Molar Refractivity: 142.217 cm³; (15)Molar Volume: 364.044 cm³; (16)Polarizability: 56.379×10^-24cm³; (17)Surface Tension: 78.01 dyne/cm; (18)Density: 2.173 g/cm³; (19)Flash Point: 462.376 °C; (20)Enthalpy of Vaporization: 128.074 kJ/mol; (21)Boiling Point: 840.927 °C at 760 mmHg; (22)Vapour Pressure: 0 mmHg at 25°C.

You can still convert the following datas into molecular structure:
(1)SMILES: Ic1c(c(I)c(c(I)c1NC(=O)COC)C(=O)NCC(O)CO)C(=O)N(CC(O)CO)C
(2)Std. InChI: InChI=1S/C18H24I3N3O8/c1-24(4-9(28)6-26)18(31)12-13(19)11(17(30)22-3-8(27)5-25)14(20)16(15(12)21)23-10(29)7-32-2/h8-9,25-28H,3-7H2,1-2H3,(H,22,30)(H,23,29)
(3)Std. InChIKey: DGAIEPBNLOQYER-UHFFFAOYSA-N

The toxicity data is as follows: