The Benzenesulfonic acid,2,2'-(1,2-ethenediyl)bis[5-azido-, sodium salt (1:2), with the CAS registry number 2718-90-3, is also known as 4,4'-Diazidostilbene-2,2'-disulfonic acid sodium salt. It belongs to the product categories of Photosensitizer for Negative PR; Stilbenes. Its EINECS number is 220-316-4. This chemical's molecular formula is C₁₄H₁₀N₆O₆S₂·2Na and molecular weight is 466.36. What's more, its IUPAC name is disodium5-azido-2-[2-(4-azido-2-sulfonatophenyl)ethenyl]benzenesulfonate. You should not breathe dust. When using it, you should avoid contacting with skin and eyes. 

Physical properties of Benzenesulfonic acid,2,2'-(1,2-ethenediyl)bis[5-azido-, sodium salt (1:2) are: (1)ACD/LogP: 2.88; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): -1.62; (4)ACD/LogD (pH 7.4): -1.62; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 12; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 6; (12)Polar Surface Area: 150.22 Å².

You can still convert the following datas into molecular structure:
(1)Canonical SMILES: C1=CC(=C(C=C1N=[N+]=[N-])S(=O)(=O)[O-])C=CC2=C(C=C(C=C2)N=[N+]=[N-])S(=O)(=O)[O-].[Na+].[Na+]
(2)InChI: InChI=1S/C14H10N6O6S2.2Na/c15-19-17-11-5-3-9(13(7-11)27(21,22)23)1-2-10-4-6-12(18-20-16)8-14(10)28(24,25)26;;/h1-8H,(H,21,22,23)(H,24,25,26);;/q;2*+1/p-2
(3)InChIKey: HYYYTIDWAIQGHI-UHFFFAOYSA-L