4-Ethynyltoluene

CAS766-97-2

4-Ethynyltoluene (CAS 766-97-2, C9H8) is supplied by ChemSigma for research and manufacturing, with specification, analytical methods and batch documentation available on request.

Chemical structure of 4-Ethynyltoluene
C9H8 · 116.16 g/mol
CAS No.
766-97-2
Formula
C9H8
Mol. weight
116.16 g/mol
Appearance
Clear pale yellow liquid

Chemical Specifications

Identifiers

CAS number 766-97-2
Product name 4-Ethynyltoluene
Chinese name 4-甲苯基乙炔
Synonyms BENZENE, 1-ETHYNYL-4-METHYL-
Chinese synonyms 4-乙炔基甲苯; 4-甲苯基乙炔; 对甲苯基乙炔; 对甲基苯乙炔; 4-甲基苯乙炔; 1-乙炔基-4-甲基苯; 对甲苯基乙炔,98%; 4-乙炔基甲苯/对甲基苯乙炔
Molecular formula C9H8
Molecular weight 116.16 g/mol
InChI InChI=1/C9H8/c1-3-9-6-4-8(2)5-7-9/h1,4-7H,2H3

Physical and chemical properties

Appearance Clear pale yellow liquid
Melting Point 168-170 ( ℃ )
Boiling Point 48.889 ( ℃ )

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>168-170</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>bp&nbsp;</TD> <TD bgColor=#ffffff><FONT color=#0066cc>168-170&nbsp;°C(lit.)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>density&nbsp;</TD> <TD bgColor=#fafafa><FONT color=#0066cc>0.916&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> 1.547(lit.)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>Fp&nbsp;</TD> <TD bgColor=#fafafa><FONT color=#0066cc>120&nbsp;°F<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>storage temp.&nbsp;</TD> <TD bgColor=#ffffff><FONT color=#0066cc>Keep Cold</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>BRN&nbsp;</TD> <TD bgColor=#fafafa><FONT color=#0066cc>969653</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>CAS DataBase Reference</TD> <TD bgColor=#ffffff><A title="766-97-2(CAS DataBase Reference)" href="CAS_766-97-2.htm"><FONT color=#0066cc>766-97-2(CAS DataBase Reference)</FONT></A></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>NIST Chemistry Reference</TD> <TD bgColor=#fafafa><A title="Benzene, 1-ethynyl-4-methyl-(766-97-2)" href="http://webbook.nist.gov/cgi/cbook.cgi?ID=766-97-2&amp;Units=SI"><FONT color=#0066cc>Benzene, 1-ethynyl-4-methyl-(766-97-2)</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 4-Ethynyltoluene?

The CAS Registry Number of 4-Ethynyltoluene is 766-97-2. 4-Ethynyltoluene is also known as BENZENE, 1-ETHYNYL-4-METHYL-.

What is the molecular formula and molecular weight of 4-Ethynyltoluene?

The molecular formula of 4-Ethynyltoluene is C9H8, and its molecular weight is 116.16 g/mol.

What is 4-Ethynyltoluene 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>168-170</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>bp&nbsp;</TD> <TD bgColor=#ffffff><FONT color=#0066cc>168-170&nbsp;°C(lit.)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>density&nbsp;</TD> <TD bgColor=#fafafa><FONT color=#0066cc>0.916&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> 1.547(lit.)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>Fp&nbsp;</TD> <TD bgColor=#fafafa><FONT color=#0066cc>120&nbsp;°F<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>storage temp.&nbsp;</TD> <TD bgColor=#ffffff><FONT color=#0066cc>Keep Cold</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>BRN&nbsp;</TD> <TD bgColor=#fafafa><FONT color=#0066cc>969653</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>CAS DataBase Reference</TD> <TD bgColor=#ffffff><A title="766-97-2(CAS DataBase Reference)" href="CAS_766-97-2.htm"><FONT color=#0066cc>766-97-2(CAS DataBase Reference)</FONT></A></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>NIST Chemistry Reference</TD> <TD bgColor=#fafafa><A title="Benzene, 1-ethynyl-4-methyl-(766-97-2)" href="http://webbook.nist.gov/cgi/cbook.cgi?ID=766-97-2&amp;Units=SI"><FONT color=#0066cc>Benzene, 1-ethynyl-4-methyl-(766-97-2)</FONT></A></TD></TR></TBODY></TABLE>

How can I request a quotation for 4-Ethynyltoluene?

Send an inquiry for 4-Ethynyltoluene (CAS 766-97-2) with the required quantity, target specification, destination country and any documentation requirements. ChemSigma will confirm availability, packaging, lead time and price.

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