-
Name
Calcium tungstate
- EINECS 232-219-4
- CAS No. 7790-75-2
- Article Data123
- CAS DataBase
- Density 6.06 g/mL at 25 °C(lit.)
- Solubility insoluble H2O; decomposed by hot HCl, HNO3 [MER06]
- Melting Point 1620 °C
- Formula CaWO4
- Boiling Point
- Molecular Weight 287.926
- Flash Point
- Transport Information
- Appearance powder
- Safety
- Risk Codes
-
Molecular Structure
- Hazard Symbols
- Synonyms Tungsticacid (H2WO4), calcium salt (1:1) (8CI);C.I. 77250;Calcium tungstate;Calciumtungstate (CaWO4);Calcium tungsten tetraoxide;Cronex Par Speed;Detail;DuPont Hi-Plus;EU-V 1A;EU-V 2;Hi-Plus;Lightning-Plus;Tungstate (WO42-),calcium (1:1), (T-4)-;Tungsten Yellow;VP 2;VP 2 (tungstate);
- PSA 80.26000
- LogP -0.47520
Calcium tungstate Specification
The CAS register number of Calcium tungstate is 7790-75-2. It also can be called as Calcium tetraoxotungstate and the systematic name about this chemical is calcium dioxido(dioxo)tungsten. The molecular formula about this chemical is CaWO4 and the molecular weight is 287.93. It belongs to the following product categories, such as Inorganics; Tungstates; Ceramics; Metal and Ceramic Science and so on.
Physical properties about Calcium tungstate are: (1)H-Bond Acceptor: 4; (2)Exact Mass: 287.893182; (3)MonoIsotopic Mass: 287.893182; (4)Topological Polar Surface Area: 80.3; (5)Heavy Atom Count: 6; (6)Complexity: 85.2; (7)Covalently-Bonded Unit Count: 2.
The Calcium tungstate chemical has been used for injection into malignant tumors, etc., Thus affording by transillumination a means of x-ray treatment. This chemical can be prepared by the reaction of Calcium oxide or calcium hydroxide reacts with oxide of tungsten or tungsten hydroxide or carbonate in the alkali metal hydroxide solution.
You can still convert the following datas into molecular structure:
(1)SMILES: [Ca+2].[O-][W]([O-])(=O)=O
(2)InChI: InChI=1/Ca.4O.W/q+2;;;2*-1;/rCa.O4W/c;1-5(2,3)4/q+2;-2
(3)InChIKey: FDMFQOCGNBYKPY-GYNNCWLDAJ
(4)Std. InChI: InChI=1S/Ca.4O.W/q+2;;;2*-1;
(5)Std. InChIKey: FDMFQOCGNBYKPY-UHFFFAOYSA-N
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- 7790-76-3
- 77907-69-8
- 7790-78-5
- 7790-79-6
- 7790-80-9
- 7790-81-0
- 7790-84-3
- 7790-85-4
- 7790-86-5
- 7790-87-6
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