CAS Number14630-40-1
SynonymsBTMSA; trimethyl(2-trimethylsilylethynyl)silane; MFCD00008276; EINECS 238-671-9; ethyne-1,2-diylbis(trimethylsilane); 1,2-Bis-trimethylsilanyl-ethyne; 1,2-Ethynediylbis(trimethylsilane); Bis(trimethylsilyl)acetylene; Bis(trimethylsilyl) Acetylene
Molecular Formula(CH3)3SiC≡CSi(CH3)3
Molecular Weight170.40
Purity99%
Density0.8±0.1 g/cm3
Boiling Point136-137 °C (lit.)
Melting Point21-24 °C (lit.)
AppearanceColorless to white liquid
EINECS238-671-9
Symbol
Signal WordWarning
| Chemical & Physical Properties | |
|---|---|
| CAS Number | 14630-40-1 |
| Catalog No. | 2A-9036287 |
| Chinese Name | 双(三甲基硅基)乙炔 |
| Synonyms | BTMSA; trimethyl(2-trimethylsilylethynyl)silane; MFCD00008276; EINECS 238-671-9; ethyne-1,2-diylbis(trimethylsilane); 1,2-Bis-trimethylsilanyl-ethyne; 1,2-Ethynediylbis(trimethylsilane); Bis(trimethylsilyl)acetylene; Bis(trimethylsilyl) Acetylene |
| Molecular Formula | (CH3)3SiC≡CSi(CH3)3 |
| Molecular Weight | 170.40 |
| Purity | 99 |
| Density | 0.8±0.1 g/cm3 |
| Boiling Point | 136-137 °C (lit.) |
| Melting Point | 21-24 °C (lit.) |
| Appearance | Colorless to white liquid |
| Water Solubility | MAY DECOMPOSE |
| Storage Condition | This product should be stored sealed with argon ga |
| Packaging | III |
| EINECS | 238-671-9 |
| HTC | 29310095 |
| PubChem ID | 24851275 |
| MDL Number | MFCD00008276 |
| SMILES | C[Si](C)(C)C#C[Si](C)(C)C |
| InChI | 1S/C8H18Si2/c1-9(2,3)7-8-10(4,5)6/h1-6H3 |
| InChI Key | ZDWYFWIBTZJGOR-UHFFFAOYSA-N |
| Beilstein/REAXYS | 906870 |
| NACRES Code | NA.22 |
| UNSPSC | 12352100 |
| Hazard Symbols | 3 |
| MSDS | msds/36287_1_14630_40_1.pdf |
| Tax Rebate | 13.0% |
| Supervision | AB (Inbound cargo customs clearance form) |
| Transport Info | Shipping Name: UN |
| MSDS Transport Info | Module 14. Shipping information 14.1 UN dangerous goods number European Land Transport Dangerous Regulations: 1993 International Maritime Transport Dangerous Regulations: 1993 International Air Transport Dangerous Regulations: 1993 14.2 United Nations shipping name European Land Transport Dangerous Regulations: FLAMMABLE LIQUID, N.O.S. (Bis(trimethylsilyl)acetylene) IMDG: FLAMMABLE LIQUID, N.O.S. (Bis(trimethylsilyl)acetylene) International air transport hazard regulations: Flammable liquid, n.o.s. (Bis(trimethylsilyl)acetylene) 14.3 Transport hazard categories European land transport Dangerous Regulations: 3 International sea transport Dangerous Regulations: 3 International air transport Dangerous Regulations: 3 14.4 Package group European Dangerous Regulations for land transport: II International Dangerous Regulations for sea transport: II International Dangerous Regulations for air transport: II 14.5 Environmental hazards European Land Transport Danger Regulations: No International Maritime Danger Regulations International Air Transport Danger Regulations: No Marine pollutants (yes/no): No 14.6 Special reminder to users No data available |
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| 5-Trimethylsilyl-4-pentyn-1-ol | 13224-84-5 | 2A-9035442 |
| 4-(Trimethylsilyl)morpholine | 13368-42-8 | 2A-9035543 |
| N-(Trimethylsilyl)acetamide | 13435-12-6 | 2A-9035580 |
| 2-(Trimethylsilyl)pyridine | 13737-04-7 | 2A-9035814 |
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| 1,4-Bis[(trimethylsilyl)ethynyl]benzene | 17938-13-5 | 2A-9037681 |
| N-(Trimethylsilyl)-2-[(trimethylsilyl)oxy]pyrimidin-4-amine | 18037-10-0 | 2A-9037704 |
| (Trimethylsilyl)diazomethane | 18107-18-1 | 2A-9037716 |
| 1-Iodo-2-(trimethylsilyl)acetylene | 18163-47-8 | 2A-9037730 |
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