14630-40-1
14630-40-1 structure
- Name: Bis(trimethylsilyl)acetylene
- Chemical Name: Bis(trimethylsilyl)acetylene
- CAS Number: 14630-40-1
- Molecular Formula: C8H18Si2
- Molecular Weight: 170.400
- Catalog: Chemical reagent Organic reagent Silane
- Create Date: 2018-07-10 23:01:40
- Modify Date: 2026-07-03 15:16:21
| Name | Bis(trimethylsilyl)acetylene |
|---|---|
| Synonyms |
1,2-ethynediylbis[trimethyl-Silane
BTMSA BIS(TRIMETHYLSILYL)ACETYLENE Double (trimethylmethsilyl) acetylene 1,2-Bis(trimethylsilyl)acetylene Bis(triMethylsilyl)acetylene, R trimethyl(2-trimethylsilylethynyl)silane DK079 ethyne-1,2-diylbis(trimethylsilane) Acetylene, bis(trimethylsilyl) 1,2-Ethynediylbis(trimethylsilane) 5-Fluoro-2-methoxy-phenylamine Bis(trimethylsilyl) Acetylene Trimethyl[(trimethylsilyl)ethynyl]silane TIMTEC-BB SBB008997 Bis(trimethylsilyl)acetylene,min Bis(trimethylsilyl)acetylene1 Bis(trimethylsilyl)acetylene > Bis(trimethylsilyl)ethyne 2,5-Disilahex-3-yne, 2,2,5,5-tetramethyl 1,2-ethynediylbis[trimethyl-silan DK080 1,2-BIS-TRIMETHYLSILANYL-ETHYNE ICLA-002 Silane,1,1'-(1,2-ethynediyl)bis[1,1,1-triMethyl TIANFU-CHEM Bis(trimethylsilyl)acetylene 14-1 N-butyl-N,N',N'-trimethylsulfamide Silane, 1,2-ethynediylbis*trimethyl Bis(trimethylsilyl)acetylene, min 1,2-Bis(trimethylsilyl)ethyne Ethynylbistrimethylsilanel 3-Metbis(Trimethylsilyl) Acetylene BIS-(TRIMETHYLSILYL)ACETYLENE, BIS-(TRIMETHYLSILYL)ACETYLENE, BIS-(TRIMETHYLSILYL)ACETYLENE MFCD00008276 Bis(trimethylsilyl)acetylene(BTMSA) EINECS 238-671-9 BSTMA 1,2-Bis-trimethylsilanyl-ethyne |
| Density | 0.8±0.1 g/cm3 |
|---|---|
| Boiling Point | 134.6±8.0 °C at 760 mmHg |
| Melting Point | 21-24 °C(lit.) |
| Molecular Formula | C8H18Si2 |
| Molecular Weight | 170.400 |
| Flash Point | 17.1±11.5 °C |
| Exact Mass | 170.094696 |
| LogP | 4.03 |
| Vapour Pressure | 9.9±0.2 mmHg at 25°C |
| Index of Refraction | 1.420 |
| Storage condition | 0-6°C |
| Water Solubility | MAY DECOMPOSE |
| Hazard Codes | F:Flammable;Xi:Irritant; |
|---|---|
| Risk Phrases | R11;R36/37/38 |
| Safety Phrases | S16-S26-S36 |
| RIDADR | UN 1993 3/PG 2 |
| WGK Germany | 3 |
| Packaging Group | III |
| Hazard Class | 3 |
| HS Code | 29310095 |
| Precursor 9 | |
|---|---|
| DownStream 10 | |
![1-methoxy-4-[2-(4-methoxyphenyl)ethynyl]benzene structure](https://image.chemsrc.com/caspic/247/2132-62-9.png)
| HS Code | 2931900090 |
|---|---|
| Summary | 2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0% |