The Zincnitrate hydrate, with the CAS registry number 13778-30-8, is also known as Nitrate de zinc. It belongs to the product categories of Metal and Ceramic Science; Salts;Zinc Salts. Its EINECS registry number is 231-943-8. This chemical's molecular formula is N₂O₆Zn and molecular weight is 189.4. Its systematic name is called zinc dinitrate. You should store it in cool, dry and ventilatedat place at room temperature. This product is used for machine parts zinc, dubbed Iron Phosphating. It can also be used as a mordant when dyeing, etc. 

Preparation: this chemical can be prepared by concentrated nitric acid and zinc oxide. This reaction will need ratio of 1.6:1 between the two ingredients. Reaction is as follows:

When you are using this chemical, please be cautious about it as the following:
This chemical will react exothermically with other chemicals. It may cause damage to health. If it contacts with combustible material, it may cause fire. This chemical is harmful if swallowed. It is irritating to eyes, respiratory system and skin. You should keep it away from combustible material. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1)SMILES: [N+](=O)([O-])[O-].[N+](=O)([O-])[O-].[Zn+2]
(2)InChI: InChI=1/2NO3.Zn/c2*2-1(3)4;/q2*-1;+2
(3)InChIKey: ONDPHDOFVYQSGI-UHFFFAOYAQ