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1314-62-1

Basic Information
CAS No.: 1314-62-1
Name: Vanadium pentoxide
Molecular Structure:
Molecular Structure of 1314-62-1 (Vanadium pentoxide)
Formula: V2O5
Molecular Weight: 181.88
Synonyms: C.I. 77938;Divanadium pentaoxide;Pentaoxodivanadium;Vanadia;Vanadic anhydride;Vanadium oxide (V4O10);Vanadium pentoxide;Vanadium(V) oxide;Vanadium pentoxide catalyst;
EINECS: 215-239-8
Density: 3.357 g/cm3
Melting Point: 690 °C
Boiling Point: 1750 °C
Flash Point: 1750oC
Solubility: 1 g/125 mL in water
Appearance: yellow to rust-brown or orange crystals or powder
Hazard Symbols: IrritantXi,DangerousN,ToxicT
Risk Codes: 36/38-68-63-51/53-48/23-37-20/22
Safety: 26-61-45-38-36/37-36
Transport Information: UN 2862
PSA: 77.51000
LogP: -0.54360
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Consensus Reports

EPA Extremely Hazardous Substances List. Reported in EPA TSCA Inventory. EPA Genetic Toxicology Program.

Standards and Recommendations

OSHA PEL: Respirable Dust and Fume: TWA 0.05 mg(V2O5)/m3
ACGIH TLV: TWA 0.05 mg(V2O5)/m3
NIOSH REL: (Vanadium Compound) CL 0.05 mg(V)/m3/15M
DOT Classification:  6.1; Label: Poison

Analytical Methods

For occupational chemical analysis use OSHA: #ID-185.

Specification

The systematic name of Vanadium pentoxide is Divanadium pentaoxide. With the CAS registry number 1314-62-1, it is also named as Anhydride vanadique. The product's categories are Inorganics; Indoles; AA Standard SolutionsAnalytical Standards; Alphabetic; Reference/Calibration Standards; Standard Solutions; V; AAS; AAS CRMsSpectroscopy; AASSpectroscopy; Application CRMs; Matrix Selection; NitrateAnalytical Standards; Spectroscopy; Catalysis and Inorganic Chemistry, and the other registry numbers are 12503-98-9; 166165-37-3; 172928-47-1; 184892-22-6; 200577-85-1; 203812-34-4; 251927-12-5; 410546-90-6; 56870-07-6; 581075-33-4; 828264-64-8; 854372-97-7; 857777-38-9; 863639-26-3; 87854-55-5; 87854-56-6; 934750-46-6. Besides, it is yellow to rust-brown or orange crystals or powder, which should be stored in a cool, dry warehouse. In addition, its molecular formula is V2O5 and molecular weight is 181.88.

The other characteristics of this product can be summarized as: (1)EINECS: 215-239-8; (2)H-Bond Donor: 0; (3)H-Bond Acceptor: 5; (4)Rotatable Bond Count: 0; (5)Exact Mass: 181.862501; (6)MonoIsotopic Mass: 181.862501; (7)Topological Polar Surface Area: 77.5; (8)Heavy Atom Count: 7; (9)Complexity: 124; (10)Density: 3.357 g/cm3; (11)Melting point: 690 °C; (12)Boiling point: 1750 °C; (13)Water solubility: 1 g/125 mL.

Preparation of Vanadium pentoxide: frist, you can produce Sodium metavanadate by the reaction of Vanadium with Sodium carbonate. And then you would obtain this chemical by the reaction of Sodium metavanadate with Sulfuric acid.

Uses of Vanadium pentoxide: this chemical can be used for decarburization, desulfuration and catalyzing in the metallurgical industry and ammonia synthesis. It is also used as coloring material of dyeing and ceramic. Additionally, it can be used as corrosion inhibitor, analytical reagent, catalyst, UV blocker, and developer. And it can be used to produce vanadium compounds.

When you are using this chemical, please be cautious about it as the following: it is harmful and toxic by inhalation and if swallowed. It is also danger of serious damage to health by prolonged exposure. In case of contact with eyes, please rinse immediately with plenty of water and seek medical advice. Moreover, it is irritating to eyes, respiratory system and skin. In case of insufficient ventilation, wear suitable respiratory equipment. And you can wear suitable protective clothing and gloves. Additionally, it is toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. It is also possible risk of harm to the unborn child and irreversible effects. Please avoid release to the environment, and refer to special instructions / safety data sheets. In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible).

People can use the following data to convert to the molecule structure.
(1)Canonical SMILES: O=[V](=O)O[V](=O)=O
(2)InChI: InChI=1S/5O.2V
(3)InChIKey: GNTDGMZSJNCJKK-UHFFFAOYSA-N

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
cat LCLo inhalation 500mg/m3/23M (500mg/m3)   "Vanadium Toxicology and Biological Significance," Faulkner, T.G., New York, Elsevier Science Pub. Co., 1964Vol. -, Pg. 72, 1964.
guinea pig LDLo subcutaneous 20mg/kg (20mg/kg)   "Vanadium Toxicology and Biological Significance," Faulkner, T.G., New York, Elsevier Science Pub. Co., 1964Vol. -, Pg. 69, 1964.
human TCLo inhalation 1mg/m3/8H (1mg/m3) LUNGS, THORAX, OR RESPIRATION: COUGH

LUNGS, THORAX, OR RESPIRATION: BRONCHIOLAR CONSTRICTION

SENSE ORGANS AND SPECIAL SENSES: CONJUNCTIVE IRRITATION: EYE
Archives of Environmental Health. Vol. 14, Pg. 709, 1967.
human TCLo inhalation 346mg/m3 (346mg/m3) LUNGS, THORAX, OR RESPIRATION: COUGH

LUNGS, THORAX, OR RESPIRATION: DYSPNEA

LUNGS, THORAX, OR RESPIRATION: SPUTUM
AMA Archives of Industrial Health. Vol. 19, Pg. 497, 1959.
mouse LD50 intraperitoneal 23mg/kg (23mg/kg)   Teratogenesis, Carcinogenesis, and Mutagenesis. Vol. 16, Pg. 7, 1996.
mouse LD50 oral 5mg/kg (5mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 26(10), Pg. 6, 1961.
mouse LD50 subcutaneous 10mg/kg (10mg/kg)   Zhurnal Vsesoyuznogo Khimicheskogo Obshchestva im. D.I. Mendeleeva. Journal of the D.I. Mendeleeva All-Union Chemical Society. Vol. 19, Pg. 186, 1974.
rabbit LD50 skin 50mg/kg (50mg/kg) LIVER: OTHER CHANGES

KIDNEY, URETER, AND BLADDER: OTHER CHANGES
National Technical Information Service. Vol. OTS0534556,
rat LC50 inhalation 126mg/m3/6H (126mg/m3) SENSE ORGANS AND SPECIAL SENSES: OTHER: EYE

BEHAVIORAL: ATAXIA

LUNGS, THORAX, OR RESPIRATION: DYSPNEA
National Technical Information Service. Vol. OTS0534556-1,
rat LD50 intraperitoneal 12mg/kg (12mg/kg)   Archiv fuer Toxikologie. Vol. 16, Pg. 182, 1956.
rat LD50 intratracheal 6mg/kg (6mg/kg)   Bromatologia i Chemia Toksykologiczna. Vol. 11, Pg. 191, 1978.
rat LD50 oral 10mg/kg (10mg/kg) BEHAVIORAL: COMA Archiv fuer Toxikologie. Vol. 16, Pg. 182, 1956.
rat LD50 subcutaneous 14mg/kg (14mg/kg) BEHAVIORAL: COMA Archiv fuer Toxikologie. Vol. 16, Pg. 182, 1956.