Triethyl phosphate

CAS78-40-0

Triethyl phosphate (CAS 78-40-0, C6H15O4P) is supplied by ChemSigma for research and manufacturing, with specification, analytical methods and batch documentation available on request.

Chemical structure of Triethyl phosphate
C6H15O4P · 182.15 g/mol
CAS No.
78-40-0
Formula
C6H15O4P
Mol. weight
182.15 g/mol

Chemical Specifications

Identifiers

CAS number 78-40-0
Product name Triethyl phosphate
Chinese name 磷酸三乙酯TEP
Synonyms ETHYL PHOSPHATE
Chinese synonyms 三乙磷酸酯; 三乙基磷酸酯; 磷酸三乙酯; 三乙氧基磷; 磷酸三乙酯, 98+%; 磷酸三乙酯, 99+%; 三乙基磷酸盐; 阻燃剂TEP
Molecular formula C6H15O4P
Molecular weight 182.15 g/mol
EC number 201-114-5

Physical and chemical properties

Boiling Point 115.6 ( ℃ )

Applications

<TABLE style="TABLE-LAYOUT: fixed" border=0 cellSpacing=1 cellPadding=2 width="100%" bgColor=#d5d5d5> <TBODY> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>mp&nbsp;</TD> <TD bgColor=#fafafa><FONT color=#0066cc>-56 °C </FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>bp&nbsp;</TD> <TD bgColor=#ffffff><FONT color=#0066cc>215&nbsp;°C(lit.)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>density&nbsp;</TD> <TD bgColor=#fafafa><FONT color=#0066cc>1.072&nbsp;g/mL&nbsp;at 25&nbsp;°C(lit.)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>vapor density&nbsp;</TD> <TD bgColor=#ffffff><FONT color=#0066cc>6.28 (vs air)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>vapor pressure&nbsp;</TD> <TD bgColor=#fafafa><FONT color=#0066cc>1 mm Hg ( 40 °C)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>refractive index&nbsp;</TD> <TD bgColor=#ffffff><FONT color=#0066cc><I>n</I><FRAC Type="vertical">20/D</FRAC> 1.403(lit.)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>Fp&nbsp;</TD> <TD bgColor=#fafafa><FONT color=#0066cc>240&nbsp;°F<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>Water Solubility&nbsp;</TD> <TD bgColor=#ffffff><FONT color=#0066cc>SOLUBLE</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>Merck&nbsp;</TD> <TD bgColor=#fafafa><FONT color=#0066cc>14,9674</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>Stability:</TD> <TD bgColor=#ffffff><FONT color=#0066cc>Stable. Combustible. Incompatible with strong oxidizing agents, water.</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>CAS DataBase Reference</TD> <TD bgColor=#fafafa><A title="78-40-0(CAS DataBase Reference)" href="CAS_78-40-0.htm"><FONT color=#0066cc>78-40-0(CAS DataBase Reference)</FONT></A></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>NIST Chemistry Reference</TD> <TD bgColor=#ffffff><A title="Triethyl phosphate(78-40-0)" href="http://webbook.nist.gov/cgi/cbook.cgi?ID=78-40-0&amp;Units=SI"><FONT color=#0066cc>Triethyl phosphate(78-40-0)</FONT></A></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>EPA Substance Registry System</TD> <TD bgColor=#fafafa><A title="Phosphoric acid, triethyl ester(78-40-0)" href="http://iaspub.epa.gov/sor_internet/registry/substreg/searchandretrieve/advancedsearch/search.do?search=?search=&amp;searchCriteria(advancedCriteria)=casNumber=78-40-0"><FONT color=#0066cc>Phosphoric acid, triethyl ester(78-40-0)</FONT></A></TD></TR></TBODY></TABLE><SPAN style="WIDOWS: 2; TEXT-TRANSFORM: none; TEXT-INDENT: 0px; BORDER-COLLAPSE: separate; FONT: medium Simsun; WHITE-SPACE: normal; ORPHANS: 2; LETTER-SPACING: normal; COLOR: rgb(0,0,0); WORD-SPACING: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px" class=Apple-style-span><SPAN style="FONT-FAMILY: Tahoma, sans-serif; COLOR: rgb(24,24,24); FONT-SIZE: 12px" class=Apple-style-span><B>Chemical Name</B>:<FONT color=#181818><FONT face=Tahoma><SPAN class=Apple-converted-space>&nbsp;</SPAN><IDE.CN>diethylphosphoric acid ethyl ester</IDE.CN>,<IDE.CN>phosphoric acid triethyl ester</IDE.CN>,<SPAN class=Apple-converted-space>&nbsp;</SPAN><IDE.CN>anhydrous triethyl phosphate</IDE.CN>,<SPAN class=Apple-converted-space>&nbsp;</SPAN><IDE.CN>triethyl phosphate</IDE.CN>,<SPAN class=Apple-converted-space>&nbsp;</SPAN><IDE.CN>ethyl phosphate</IDE.CN>,<IDE.CN>(EtO)3P=O</IDE.CN>,<SPAN class=Apple-converted-space>&nbsp;</SPAN><IDE.CN>(EtO)3PO</IDE.CN></FONT></FONT></SPAN></SPAN>

Packaging, Storage & Transport

Available pack sizes 5kg, 1kg, 500g, 100g, 50g, 10g

Read the current safety data sheet before handling. Packaging can be adapted to the order quantity and destination.

Frequently Asked Questions

What is the CAS number of Triethyl phosphate?

The CAS Registry Number of Triethyl phosphate is 78-40-0. Triethyl phosphate is also known as ETHYL PHOSPHATE.

What is the molecular formula and molecular weight of Triethyl phosphate?

The molecular formula of Triethyl phosphate is C6H15O4P, and its molecular weight is 182.15 g/mol.

What is Triethyl phosphate used for?

<TABLE style="TABLE-LAYOUT: fixed" border=0 cellSpacing=1 cellPadding=2 width="100%" bgColor=#d5d5d5> <TBODY> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>mp&nbsp;</TD> <TD bgColor=#fafafa><FONT color=#0066cc>-56 °C </FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>bp&nbsp;</TD> <TD bgColor=#ffffff><FONT color=#0066cc>215&nbsp;°C(lit.)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>density&nbsp;</TD> <TD bgColor=#fafafa><FONT color=#0066cc>1.072&nbsp;g/mL&nbsp;at 25&nbsp;°C(lit.)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>vapor density&nbsp;</TD> <TD bgColor=#ffffff><FONT color=#0066cc>6.28 (vs air)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>vapor pressure&nbsp;</TD> <TD bgColor=#fafafa><FONT color=#0066cc>1 mm Hg ( 40 °C)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>refractive index&nbsp;</TD> <TD bgColor=#ffffff><FONT color=#0066cc><I>n</I><FRAC Type="vertical">20/D</FRAC> 1.403(lit.)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>Fp&nbsp;</TD> <TD bgColor=#fafafa><FONT color=#0066cc>240&nbsp;°F<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>Water Solubility&nbsp;</TD> <TD bgColor=#ffffff><FONT color=#0066cc>SOLUBLE</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>Merck&nbsp;</TD> <TD bgColor=#fafafa><FONT color=#0066cc>14,9674</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>Stability:</TD> <TD bgColor=#ffffff><FONT color=#0066cc>Stable. Combustible. Incompatible with strong oxidizing agents, water.</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>CAS DataBase Reference</TD> <TD bgColor=#fafafa><A title="78-40-0(CAS DataBase Reference)" href="CAS_78-40-0.htm"><FONT color=#0066cc>78-40-0(CAS DataBase Reference)</FONT></A></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>NIST Chemistry Reference</TD> <TD bgColor=#ffffff><A title="Triethyl phosphate(78-40-0)" href="http://webbook.nist.gov/cgi/cbook.cgi?ID=78-40-0&amp;Units=SI"><FONT color=#0066cc>Triethyl phosphate(78-40-0)</FONT></A></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>EPA Substance Registry System</TD> <TD bgColor=#fafafa><A title="Phosphoric acid, triethyl ester(78-40-0)" href="http://iaspub.epa.gov/sor_internet/registry/substreg/searchandretrieve/advancedsearch/search.do?search=?search=&amp;searchCriteria(advancedCriteria)=casNumber=78-40-0"><FONT color=#0066cc>Phosphoric acid, triethyl ester(78-40-0)</FONT></A></TD></TR></TBODY></TABLE><SPAN style="WIDOWS: 2; TEXT-TRANSFORM: none; TEXT-INDENT: 0px; BORDER-COLLAPSE: separate; FONT: medium Simsun; WHITE-SPACE: normal; ORPHANS: 2; LETTER-SPACING: normal; COLOR: rgb(0,0,0); WORD-SPACING: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px" class=Apple-style-span><SPAN style="FONT-FAMILY: Tahoma, sans-serif; COLOR: rgb(24,24,24); FONT-SIZE: 12px" class=Apple-style-span><B>Chemical Name</B>:<FONT color=#181818><FONT face=Tahoma><SPAN class=Apple-converted-space>&nbsp;</SPAN><IDE.CN>diethylphosphoric acid ethyl ester</IDE.CN>,<IDE.CN>phosphoric acid triethyl ester</IDE.CN>,<SPAN class=Apple-converted-space>&nbsp;</SPAN><IDE.CN>anhydrous triethyl phosphate</IDE.CN>,<SPAN class=Apple-converted-space>&nbsp;</SPAN><IDE.CN>triethyl phosphate</IDE.CN>,<SPAN class=Apple-converted-space>&nbsp;</SPAN><IDE.CN>ethyl phosphate</IDE.CN>,<IDE.CN>(EtO)3P=O</IDE.CN>,<SPAN class=Apple-converted-space>&nbsp;</SPAN><IDE.CN>(EtO)3PO</IDE.CN></FONT></FONT></SPAN></SPAN>

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