Difference between revisions of "Caesium acetate"
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| InChIKey = ZOAIGCHJWKDIPJ-REWHXWOFAB | | InChIKey = ZOAIGCHJWKDIPJ-REWHXWOFAB | ||
| StdInChIKey = ZOAIGCHJWKDIPJ-UHFFFAOYSA-M | | StdInChIKey = ZOAIGCHJWKDIPJ-UHFFFAOYSA-M | ||
| − | | CASNo = 3396-11-0 | + | | CASNo = 3396-11-0 |
| EC-number = 222-248-0 | | EC-number = 222-248-0 | ||
| ChemSpiderID = 141192 | | ChemSpiderID = 141192 | ||
| Line 15: | Line 15: | ||
}} | }} | ||
| Section2 = {{Chembox Properties | | Section2 = {{Chembox Properties | ||
| + | | Reference = <ref>{{RubberBible62nd|page=B-91}}.</ref> | ||
| C = 2 | H = 3 | Cs = 1 | O = 2 | | C = 2 | H = 3 | Cs = 1 | O = 2 | ||
| MolarMass = 191.95 g/mol | | MolarMass = 191.95 g/mol | ||
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| MeltingPtC = 194 | | MeltingPtC = 194 | ||
| BoilingPtC = 945 | | BoilingPtC = 945 | ||
| − | | Solubility = 945.1 g/100 ml (–2.5 °C) | + | | Solubility = 945.1 g/100 ml (–2.5 °C)<br/>1345.5 g/100 ml (88.5 ºC) |
}} | }} | ||
| Section7 = {{Chembox Hazards | | Section7 = {{Chembox Hazards | ||
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}} | }} | ||
| Section8 = {{Chembox Related | | Section8 = {{Chembox Related | ||
| − | | OtherAnions = [[Caesium | + | | OtherAnions = [[Caesium formate]] |
| OtherCations = [[Lithium acetate]]<br/>[[Sodium acetate]]<br/>[[Potassium acetate]]<br/>[[Rubidium acetate]] | | OtherCations = [[Lithium acetate]]<br/>[[Sodium acetate]]<br/>[[Potassium acetate]]<br/>[[Rubidium acetate]] | ||
}} | }} | ||
}} | }} | ||
| − | '''Caesium acetate''' is an [[ion]]ic [[caesium]] compound with the molecular formula CH<sub>3</sub>CO<sub>2</sub>Cs often used in organic synthesis especially in [[Perkin synthesis]]; formation of [[unsaturated]] [[cinnamic acid|cinnamic-type acids]] by the condensation of aromatic [[aldehyde]]s with [[fatty acid]]s. | + | '''Caesium acetate''' is an [[ion]]ic [[caesium]] compound with the molecular formula CH<sub>3</sub>CO<sub>2</sub>Cs often used in organic synthesis especially in [[Perkin synthesis]]; formation of [[unsaturated]] [[cinnamic acid|cinnamic-type acids]] by the condensation of aromatic [[aldehyde]]s with [[fatty acid]]s.<ref>{{citation | first1 = E. | last1 = Koepp | first2 = F. | last2 = Vögtle | journal = Synthesis | year = 1987 | pages = 177}}.</ref> |
==References== | ==References== | ||
{{reflist}} | {{reflist}} | ||
| − | |||
==Further reading== | ==Further reading== | ||
| − | *{{citation | last1 = Torisawa | first1 = | + | *{{citation | last1 = Torisawa | first1 = Yasuhiro | last2 = Okabe | first2 = Hiromitsu | last3 = Ikegami | first3 = Shiro | title = Efficient Inversions of Secondary Alcohols using Cesium Acetate and 18-Crown-6 | journal = Chem. Lett. | year = 1984 | volume = 13 | issue = 9 | pages = 1555–56 | doi = 10.1246/cl.1984.1555}}. |
| + | |||
| + | ==External links== | ||
| + | *[http://www.specialmetals.chemetall.com/pdf/Cesium_Acetate_pure.pdf Caesium acetate factsheet from Chemetall GmbH] | ||
[[Category:Caesium compounds]] | [[Category:Caesium compounds]] | ||
Latest revision as of 09:16, 26 August 2009
| Caesium acetate | |
|---|---|
| |
| IUPAC name | Caesium acetate |
| Other names | Cesium acetate |
| Identifiers | |
| InChI | InChI=1/C2H4O2.Cs/c1-2(3)4;/h1H3,(H,3,4);/q;+1/p-1 |
| InChIKey | ZOAIGCHJWKDIPJ-REWHXWOFAB |
| Standard InChI | InChI=1S/C2H4O2.Cs/c1-2(3)4;/h1H3,(H,3,4);/q;+1/p-1 |
| Standard InChIKey | ZOAIGCHJWKDIPJ-UHFFFAOYSA-M |
| CAS number | [] |
| EC number | |
| ChemSpider | |
| PubChem | |
| Properties[1] | |
| Molecular formula | C2H3CsO2 |
| Molar mass | 191.95 g mol−1 |
| Appearance | colourless solid |
| Density | 2.423 g/cm3, solid |
| Melting point |
194 °C, 467 K, 381 °F |
| Boiling point |
945 °C, 1218 K, 1733 °F |
| Solubility in water | 945.1 g/100 ml (–2.5 °C) 1345.5 g/100 ml (88.5 ºC) |
| Hazards | |
| EU index number | not listed |
| Flash point | non-flammable |
| Related compounds | |
| Other anions | Caesium formate |
| Other cations | Lithium acetate Sodium acetate Potassium acetate Rubidium acetate |
| Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) | |
Caesium acetate is an ionic caesium compound with the molecular formula CH3CO2Cs often used in organic synthesis especially in Perkin synthesis; formation of unsaturated cinnamic-type acids by the condensation of aromatic aldehydes with fatty acids.[2]
References
Further reading
- Torisawa, Yasuhiro; Okabe, Hiromitsu; Ikegami, Shiro Efficient Inversions of Secondary Alcohols using Cesium Acetate and 18-Crown-6. Chem. Lett. 1984, 13 (9), 1555–56. DOI: 10.1246/cl.1984.1555.
External links
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