Lanthanum(III) nitrate hexahydrate

The Lanthanum(3+) trinitrate hexahydrate with CAS registry number of 10277-43-7 is also known as Lanthanum nitrate hydrate (1:3:6). The IUPAC name and product name are the same. It belongs to product categories of Chemical Synthesis;Analytical Reagents for General Use; Catalysis and Inorganic Chemistry; I-N, Puriss p.a.Chemical Synthesis;Lanthanum Salts; LanthanumMetal and Ceramic Science; Puriss p.a.; Salts. Its EINECS registry number is 233-238-0. In addition, the formula is H₂O.1/2HNO₃.1/6La and the molecular weight is 72.17.

Physical properties about Lanthanum(3+) trinitrate hexahydrate are: (1)#H bond acceptors: 18; (2)#H bond donors: 12; (3)#Freely Rotating Bonds: 0; (4)Polar Surface Area: 206.64 ?2; (5)Exact Mass: 432.93319; (6)MonoIsotopic Mass: 432.93319; (7)Topological Polar Surface Area: 195; (8)Heavy Atom Count: 19; (9)Formal Charge: 0; (10)Complexity: 18.8.

Preparation of Lanthanum(3+) trinitrate hexahydrate: it is prepared by reaction of rare earth chloride or ammonium salts of rare earth. Rare-earth ammonium salts is dissolved in sodium hydroxide, oxidated in air. Then reacted with dilute nitric acid. Product is obtained by extraction and crystallization.

Uses of Lanthanum(3+) trinitrate hexahydrate: it is used for the production of optical glass, gas lamps mantles and phosphor, preservatives. What's more, it is used as ceramic capacitors additive and petroleum refining catalyst.

When you are using this chemical, please be cautious about it. As a chemical, it is irritating to eyes, respiratory system and skin. During using it, wear suitable protective clothing, gloves and eye/face protection. As contact with combustible material may cause fire, keep away from combustible material. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
1. SMILES: [La+3].O.O.O.O.O.O.O=N([O-])=O.[O-]N(=O)=O.[O-]N(=O)=O
2. InChI: InChI=1/La.3NO3.6H2O/c;3*2-1(3)4;;;;;;/h;;;;6*1H2/q+3;3*-1;;;;;;
3. InChIKey: GJKFIJKSBFYMQK-UHFFFAOYAO

The toxicity data is as follows: 

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
mouse	LD50	intraperitoneal	410mg/kg (410mg/kg)		Toxicology and Applied Pharmacology. Vol. 5, Pg. 750, 1963.