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| CAS No.: | 7783-03-1 |
|---|---|
| Name: | Tungstic acid |
| Molecular Structure: | |
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| Formula: | H2WO4 |
| Molecular Weight: | 249.86 |
| Synonyms: | Tungstate(WO42-), dihydrogen, (T-4)- (9CI);Tungstic acid (H2WO4) (8CI);Dihydrogentetraoxotungstate(2-);Tungsten acid (H2WO4);Tungsten hydroxide oxide(W(OH)2O2);Tungstic(VI) acid;dihydrogen tungstate (H2WO4); |
| EINECS: | 231-975-2 |
| Density: | 5.5 g/mL at 25 °C(lit.) |
| Melting Point: | 100 °C (dec.) |
| Boiling Point: | 1473°C |
| Flash Point: | 1473°C |
| Solubility: | insoluble in water |
| Appearance: | light yellow powder |
| Risk Codes: | 36/37/38 |
| Safety: | 24/25 |
| PSA: | 74.60000 |
| LogP: | -0.59120 |
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Specification
The Tungstate(WO42-), hydrogen (1:2), (T-4)-, with the CAS registry number 7783-03-1 and EINECS registry number 231-975-2, has the systematic name of dihydroxy(dioxo)tungsten. It belongs to the following product categories: Inorganics; AcidsMetal and Ceramic Science; Tungsten Salts; Electronic Chemicals; Micro/Nanoelectronics; Salts. It is a kind of light yellow powder, and incompatible with strong oxidizing agents. And the molecular formula of the chemical is H2WO4.
The characteristics of Tungstate(WO42-), hydrogen (1:2), (T-4)- are as followings: (1)#H bond acceptors: 4; (2)#H bond donors: 2; (3)#Freely Rotating Bonds: 0; (4)Polar Surface Area: 52.6 Å2; (5)Index of Refraction: 2.24; (6)Boiling Point: 1473°C ; (7)Melting Point: 100°C (dec).
You should be cautious while dealing with this chemical. It irritates to eyes, respiratory system and skin. Therefore, you had better avoid contacting with skin and eyes .
Addtionally, the following datas could be converted into the molecular structure:
(1)SMILES: O=[W](=O)(O)O
(2)InChI: InChI=1/2H2O.2O.W/h2*1H2;;;/q;;;;+2/p-2/rH2O4W/c1-5(2,3)4/h1-2H
(3)InChIKey: CMPGARWFYBADJI-SJTJACQSAY