Ethyl p-toluenesulfonate

CAS80-40-0

Ethyl p-toluenesulfonate (CAS 80-40-0, C9H12O3S) is supplied by ChemSigma for research and manufacturing, with specification, analytical methods and batch documentation available on request.

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Chemical structure of Ethyl p-toluenesulfonate
C9H12O3S · 200.25 g/mol
CAS No.
80-40-0
Formula
C9H12O3S
Mol. weight
200.25 g/mol
Appearance
Clear colorless to brownish liquid after melting

Chemical Specifications

Identifiers

CAS number 80-40-0
Product name Ethyl p-toluenesulfonate
Chinese name 对甲苯磺酸乙酯
Synonyms 4-methyl-benzenesulfonicaciethylester
Chinese synonyms 4-甲苯磺酸乙酯; 4-甲基苯磺酸乙酯; 对甲苯磺酰乙酯; 乙基-4-甲基苯磺酸酯; 对甲苯磺酸乙酯; 对甲苯磺酸乙酯,98%; 4-甲苯磺酸乙酯,乙基-4-甲基苯磺酸酯,4-甲基苯磺酸乙酯,对甲苯磺酰乙酯; 甲苯磺酸乙酯
Molecular formula C9H12O3S
Molecular weight 200.25 g/mol
EC number 201-276-7

Physical and chemical properties

Appearance Clear colorless to brownish liquid after melting
Melting Point 29-33(lit.) ( ℃ )
Boiling Point 157.8 ( ℃ )

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>29-33&nbsp;°C(lit.)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>bp&nbsp;</TD> <TD bgColor=#ffffff><FONT color=#0066cc>158-162&nbsp;°C10&nbsp;mm Hg(lit.)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>density&nbsp;</TD> <TD bgColor=#fafafa><FONT color=#0066cc>1.174&nbsp;g/mL&nbsp;at 25&nbsp;°C(lit.)<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> 1.511(lit.)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>Fp&nbsp;</TD> <TD bgColor=#fafafa><FONT color=#0066cc>316&nbsp;°F<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>Water Solubility&nbsp;</TD> <TD bgColor=#ffffff><FONT color=#0066cc>Insoluble</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>Sensitive&nbsp;</TD> <TD bgColor=#fafafa><FONT color=#0066cc>Moisture Sensitive</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>Merck&nbsp;</TD> <TD bgColor=#ffffff><FONT color=#0066cc>14,3858</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>BRN&nbsp;</TD> <TD bgColor=#fafafa><FONT color=#0066cc>611213</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>CAS DataBase Reference</TD> <TD bgColor=#ffffff><A title="80-40-0(CAS DataBase Reference)" href="CAS_80-40-0.htm"><FONT color=#0066cc>80-40-0(CAS DataBase Reference)</FONT></A></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>NIST Chemistry Reference</TD> <TD bgColor=#fafafa><A title="Benzenesulfonic acid, 4-methyl-, ethyl ester(80-40-0)" href="http://webbook.nist.gov/cgi/cbook.cgi?ID=80-40-0&amp;Units=SI"><FONT color=#0066cc>Benzenesulfonic acid, 4-methyl-, ethyl ester(80-40-0)</FONT></A></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>EPA Substance Registry System</TD> <TD bgColor=#ffffff><A title="Benzenesulfonic acid, 4-methyl-, ethyl ester(80-40-0)" href="http://iaspub.epa.gov/sor_internet/registry/substreg/searchandretrieve/advancedsearch/search.do?search=?search=&amp;searchCriteria(advancedCriteria)=casNumber=80-40-0"><FONT color=#0066cc>Benzenesulfonic acid, 4-methyl-, ethyl ester(80-40-0)</FONT></A></TD></TR></TBODY></TABLE>

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 Ethyl p-toluenesulfonate?

The CAS Registry Number of Ethyl p-toluenesulfonate is 80-40-0. Ethyl p-toluenesulfonate is also known as 4-methyl-benzenesulfonicaciethylester.

What is the molecular formula and molecular weight of Ethyl p-toluenesulfonate?

The molecular formula of Ethyl p-toluenesulfonate is C9H12O3S, and its molecular weight is 200.25 g/mol.

What is Ethyl p-toluenesulfonate 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>29-33&nbsp;°C(lit.)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>bp&nbsp;</TD> <TD bgColor=#ffffff><FONT color=#0066cc>158-162&nbsp;°C10&nbsp;mm Hg(lit.)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>density&nbsp;</TD> <TD bgColor=#fafafa><FONT color=#0066cc>1.174&nbsp;g/mL&nbsp;at 25&nbsp;°C(lit.)<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> 1.511(lit.)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>Fp&nbsp;</TD> <TD bgColor=#fafafa><FONT color=#0066cc>316&nbsp;°F<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>Water Solubility&nbsp;</TD> <TD bgColor=#ffffff><FONT color=#0066cc>Insoluble</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>Sensitive&nbsp;</TD> <TD bgColor=#fafafa><FONT color=#0066cc>Moisture Sensitive</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>Merck&nbsp;</TD> <TD bgColor=#ffffff><FONT color=#0066cc>14,3858</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>BRN&nbsp;</TD> <TD bgColor=#fafafa><FONT color=#0066cc>611213</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>CAS DataBase Reference</TD> <TD bgColor=#ffffff><A title="80-40-0(CAS DataBase Reference)" href="CAS_80-40-0.htm"><FONT color=#0066cc>80-40-0(CAS DataBase Reference)</FONT></A></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>NIST Chemistry Reference</TD> <TD bgColor=#fafafa><A title="Benzenesulfonic acid, 4-methyl-, ethyl ester(80-40-0)" href="http://webbook.nist.gov/cgi/cbook.cgi?ID=80-40-0&amp;Units=SI"><FONT color=#0066cc>Benzenesulfonic acid, 4-methyl-, ethyl ester(80-40-0)</FONT></A></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>EPA Substance Registry System</TD> <TD bgColor=#ffffff><A title="Benzenesulfonic acid, 4-methyl-, ethyl ester(80-40-0)" href="http://iaspub.epa.gov/sor_internet/registry/substreg/searchandretrieve/advancedsearch/search.do?search=?search=&amp;searchCriteria(advancedCriteria)=casNumber=80-40-0"><FONT color=#0066cc>Benzenesulfonic acid, 4-methyl-, ethyl ester(80-40-0)</FONT></A></TD></TR></TBODY></TABLE>

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