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Tin(II) oxalate

Chemical compound From Wikipedia, the free encyclopedia

Tin(II) oxalate is an inorganic compound, a salt of tin and oxalic acid with the chemical formula SnC
2
O
4
.[2] The compound looks like colorless crystals, does not dissolve in water, and forms crystalline hydrates.

Quick facts Names, Identifiers ...
Tin(II) oxalate
Names
Other names
Tin(II) oxalate, Stannous oxalate
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.011.285 Edit this at Wikidata
EC Number
  • 212-414-0
UNII
  • InChI=1S/C2H2O4.Sn/c3-1(4)2(5)6;/h(H,3,4)(H,5,6);/q;+2/p-2
    Key: OQBLGYCUQGDOOR-UHFFFAOYSA-L
  • C(=O)(C(=O)O)O.[Sn]
Properties
C2O4Sn
Molar mass 206.728 g·mol−1
Appearance colorless crystals
Density 3.56
Melting point 280 °C (536 °F; 553 K)[1]
0.5 g/l
Hazards
GHS labelling:
GHS05: CorrosiveGHS07: Exclamation mark
Warning
H302, H312, H318
P264, P270, P280, P301+P312, P302+P352, P305+P351+P338, P310, P312, P322, P330, P363, P501
Related compounds
Related compounds
Magnesium oxalate
Strontium oxalate
Barium oxalate
Iron(II) oxalate
Iron(III) oxalate
Praseodymium oxalate
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Synthesis

Effect of oxalic acid solution on tin(II) oxide :

Tin(II) oxalate can also be obtained by using tin(II) chloride and oxalic acid.[3]

Properties

Tin (II) oxalate forms colorless crystals.

Insoluble in water and acetone. Soluble in dilute HCl,[4] methanol, and petroleum ether.[5]

Forms crystal hydrates of the composition SnC2O4•n H2O, where n = 1 and 2.

Decomposes on heating:

Applications

  • Tin oxalate is used as a catalyst in the production of organic esters and plasticizers.[4]
  • It is used for dyeing and printing fabrics.
  • The compound is also used in stannous oral care compositions.
  • Few studies have reported on the use of tin(II) oxalate as an anode material for rechargeable lithium batteries.[6]

References

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