Trimethylolpropane phosphite

Trimethylolpropane phosphite
Names
	Preferred IUPAC name 4-Ethyl-2,6,7-trioxa-1-phosphabicyclo[2.2.2]octane
	Other names EtCage; Ethyl bicyclic phosphite; Trishydroxymethylpropane bicyclic phosphite
Identifiers
CAS Number	824-11-3 ;
3D model (JSmol)	Interactive image;
ChemSpider	12655 ;
ECHA InfoCard	100.011.385
EC Number	212-523-3;
PubChem CID	13210;
UNII	1ND7080ZYD ;
CompTox Dashboard (EPA)	DTXSID10871809 ;
	InChI InChI=1S/C6H11O3P/c1-2-6-3-7-10(8-4-6)9-5-6/h2-5H2,1H3 Key: QRUSNTDXJQBKBI-UHFFFAOYSA-N ; InChI=1/C6H11O3P/c1-2-6-3-7-10(8-4-6)9-5-6/h2-5H2,1H3 Key: QRUSNTDXJQBKBI-UHFFFAOYAD;
	SMILES O1P2OCC(CC)(C1)CO2;
Properties
Chemical formula	C6H11O3P
Molar mass	162.125 g·mol−1
Appearance	white waxy solid
Melting point	56 °C (133 °F; 329 K)
Solubility in water	organic solvents
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Trimethylolpropane phosphite, C₂H₅C(CH₂O)₃P, is a phosphite ester used as a ligand in organometallic chemistry. Trimethylolpropane phosphite is sometimes abbreviated to EtCage. It is a white solid that is soluble in organic solvents. It is also highly toxic.^[1]

^ Ende, Christopher; Parker, Kathlyn (2014). "4-Ethyl-2,6,7-trioxa-1-phosphabicyclo[2.2.2]octane". e-EROS Encyclopedia of Reagents for Organic Synthesis. pp. 1–3. doi:10.1002/047084289X.rn01781. ISBN 9780470842898.

[eros-1] Ende, Christopher; Parker, Kathlyn (2014). "4-Ethyl-2,6,7-trioxa-1-phosphabicyclo[2.2.2]octane". e-EROS Encyclopedia of Reagents for Organic Synthesis. pp. 1–3. doi:10.1002/047084289X.rn01781. ISBN 9780470842898.

[1]

Trimethylolpropane phosphite

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