Bis(trimethylsilyl)acetylene
CAS14630-40-1
Bis(trimethylsilyl)acetylene (CAS 14630-40-1, C8H18Si2) is supplied by ChemSigma for research and manufacturing, with specification, analytical methods and batch documentation available on request.
- CAS No.
- 14630-40-1
- Formula
- C8H18Si2
- Mol. weight
- 170.4 g/mol
- Appearance
- clear colorless liquid after melting
Chemical Specifications
Identifiers
| CAS number | 14630-40-1 |
|---|---|
| Product name | Bis(trimethylsilyl)acetylene |
| Chinese name | 二(三甲基甲硅烷基)乙炔 |
| Synonyms | BIS(TRIMETHYLSILYL)ACETYLENE |
| Chinese synonyms | 二(三甲基甲硅烷基)乙炔; 双(三甲基硅基)乙炔; 双（三甲硅基）乙炔; 双(三甲基硅烷基)乙炔; 双(三甲基甲硅烷基)乙炔; 双三甲基硅乙炔; 1,2-双三甲基硅基乙炔; 双(三甲基硅基)乙炔,99% |
| Molecular formula | C8H18Si2 |
| Molecular weight | 170.4 g/mol |
| EC number | 238-671-9 |
| InChI | InChI=1/C8H18Si2/c1-9(2,3)7-8-10(4,5)6/h1-6H3 |
Physical and chemical properties
| Appearance | clear colorless liquid after melting |
|---|---|
| Melting Point | 21-24 ( ℃ ) |
| Boiling Point | 17.1 ( ℃ ) |
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 </TD> <TD bgColor=#fafafa><FONT color=#0066cc>21-24 °C(lit.)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>bp </TD> <TD bgColor=#ffffff><FONT color=#0066cc>136-137 °C(lit.)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>density </TD> <TD bgColor=#fafafa><FONT color=#0066cc>0.752 g/mL at 25 °C(lit.)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>refractive index </TD> <TD bgColor=#ffffff><FONT color=#0066cc><I>n</I><FRAC Type="vertical">20/D</FRAC> 1.427(lit.)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>Fp </TD> <TD bgColor=#fafafa><FONT color=#0066cc>29 °C </FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>storage temp. </TD> <TD bgColor=#ffffff><FONT color=#0066cc>0-6°C</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>Water Solubility </TD> <TD bgColor=#fafafa><FONT color=#0066cc>MAY DECOMPOSE</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>BRN </TD> <TD bgColor=#ffffff><FONT color=#0066cc>906870</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>CAS DataBase Reference</TD> <TD bgColor=#fafafa><A title="14630-40-1(CAS DataBase Reference)" href="CAS_14630-40-1.htm"><FONT color=#0066cc>14630-40-1(CAS DataBase Reference)</FONT></A></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>NIST Chemistry Reference</TD> <TD bgColor=#ffffff><A title="Silane, 1,2-ethynediylbis[trimethyl-(14630-40-1)" href="http://webbook.nist.gov/cgi/cbook.cgi?ID=14630-40-1&Units=SI"><FONT color=#0066cc>Silane, 1,2-ethynediylbis[trimethyl-(14630-40-1)</FONT></A></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>EPA Substance Registry System</TD> <TD bgColor=#fafafa><A title="Silane, 1,2-ethynediylbis[trimethyl- (14630-40-1)" href="http://iaspub.epa.gov/sor_internet/registry/substreg/searchandretrieve/advancedsearch/search.do?search=?search=&searchCriteria(advancedCriteria)=casNumber=14630-40-1"><FONT color=#0066cc>Silane, 1,2-ethynediylbis[trimethyl- (14630-40-1)</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 Bis(trimethylsilyl)acetylene?
The CAS Registry Number of Bis(trimethylsilyl)acetylene is 14630-40-1. Bis(trimethylsilyl)acetylene is also known as BIS(TRIMETHYLSILYL)ACETYLENE.
What is the molecular formula and molecular weight of Bis(trimethylsilyl)acetylene?
The molecular formula of Bis(trimethylsilyl)acetylene is C8H18Si2, and its molecular weight is 170.4 g/mol.
What is Bis(trimethylsilyl)acetylene 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 </TD> <TD bgColor=#fafafa><FONT color=#0066cc>21-24 °C(lit.)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>bp </TD> <TD bgColor=#ffffff><FONT color=#0066cc>136-137 °C(lit.)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>density </TD> <TD bgColor=#fafafa><FONT color=#0066cc>0.752 g/mL at 25 °C(lit.)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>refractive index </TD> <TD bgColor=#ffffff><FONT color=#0066cc><I>n</I><FRAC Type="vertical">20/D</FRAC> 1.427(lit.)<BR></FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>Fp </TD> <TD bgColor=#fafafa><FONT color=#0066cc>29 °C </FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>storage temp. </TD> <TD bgColor=#ffffff><FONT color=#0066cc>0-6°C</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>Water Solubility </TD> <TD bgColor=#fafafa><FONT color=#0066cc>MAY DECOMPOSE</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>BRN </TD> <TD bgColor=#ffffff><FONT color=#0066cc>906870</FONT></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>CAS DataBase Reference</TD> <TD bgColor=#fafafa><A title="14630-40-1(CAS DataBase Reference)" href="CAS_14630-40-1.htm"><FONT color=#0066cc>14630-40-1(CAS DataBase Reference)</FONT></A></TD></TR> <TR class=ProdSupplierGN_ProductA_2> <TD bgColor=#ffffff>NIST Chemistry Reference</TD> <TD bgColor=#ffffff><A title="Silane, 1,2-ethynediylbis[trimethyl-(14630-40-1)" href="http://webbook.nist.gov/cgi/cbook.cgi?ID=14630-40-1&Units=SI"><FONT color=#0066cc>Silane, 1,2-ethynediylbis[trimethyl-(14630-40-1)</FONT></A></TD></TR> <TR class=ProdSupplierGN_ProductA_1> <TD class=td12>EPA Substance Registry System</TD> <TD bgColor=#fafafa><A title="Silane, 1,2-ethynediylbis[trimethyl- (14630-40-1)" href="http://iaspub.epa.gov/sor_internet/registry/substreg/searchandretrieve/advancedsearch/search.do?search=?search=&searchCriteria(advancedCriteria)=casNumber=14630-40-1"><FONT color=#0066cc>Silane, 1,2-ethynediylbis[trimethyl- (14630-40-1)</FONT></A></TD></TR></TBODY></TABLE>
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