Tin (II) 2-ethylhexanoate
Structural formula | ||||||||||||||||
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General | ||||||||||||||||
Surname | Tin (II) 2-ethylhexanoate | |||||||||||||||
other names |
Tin bis (2-ethylhexanoate) |
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Molecular formula | C 16 H 30 O 4 Sn | |||||||||||||||
Brief description |
colorless to yellowish liquid |
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External identifiers / databases | ||||||||||||||||
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properties | ||||||||||||||||
Molar mass | 405.10 g mol −1 | |||||||||||||||
Physical state |
liquid |
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density |
1.25 g cm −3 |
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Melting point |
9 ° C |
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Vapor pressure |
0.3 Pa (20 ° C) |
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solubility |
heavy in water (4.5 g l −1 at 20 ° C) |
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Refractive index |
1.493 (20 ° C) |
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safety instructions | ||||||||||||||||
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As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . Refractive index: Na-D line , 20 ° C |
Tin (II) -2-ethylhexanoate is a salt of divalent tin and 2-ethylhexanoic acid .
Extraction and presentation
Tin (II) -2-ethylhexanoate can be obtained by reacting 2-ethylhexanoic acid with tin with the addition of 4-tert-butylpyrocatechol .
properties
Tin (II) -2-ethylhexanoate is a flammable, hardly inflammable, viscous, colorless to yellowish liquid that is sparingly soluble in water.
use
Tin (II) 2-ethylhexanoate is used as a catalyst for the polymerization of polylactides . It acts as an intermediate product and catalyst for urethane foams , as a lubricant, as an additive and as a stabilizer for transformer oils .
Individual evidence
- ↑ a b c d e f g h Entry on tin (II) -2-ethylhexanoate in the GESTIS substance database of the IFA , accessed on March 17, 2018(JavaScript required) .
- ↑ a b Data sheet Tin (II) 2-ethylhexanoate, 92.5-100.0% from Sigma-Aldrich , accessed on March 17, 2018 ( PDF ).
- ↑ Google Patents: US6303808B1 - Direct synthesis of tin (II) carboxylates and tin (IV) carboxylates from elemental tin or tin oxides - Google Patents , accessed March 17, 2018.
- ↑ G. Schwach, J. Coudane, R. Engel, M. Vert: More about the polymerization of lactides in the presence of stannous octoate. In: Journal of Polymer Science Part A: Polymer Chemistry. 35, 1997, p. 3431, doi : 10.1002 / (SICI) 1099-0518 (19971130) 35:16 <3431 :: AID-POLA10> 3.0.CO; 2-G .
- ↑ Data sheet Tin (II) 2-ethylhexanoate, 96% from AlfaAesar, accessed on March 17, 2018 ( PDF )(JavaScript required) .
- ↑ Mark A. Spalding, Ananda Chatterjee: Handbook of Industrial Polyethylene and Technology Definitive Guide to Manufacturing, Properties, Processing, Applications and Markets Set . John Wiley & Sons, 2017, ISBN 978-1-119-15978-0 , pp. 729 ( limited preview in Google Book search).