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Bis(trimethylsilyl)acetylene 双(三甲基硅烷基)乙炔

规格: 98%

CAS: 14630-40-1

产品编号: H21759

MDL: MFCD00008276

品牌: INFI

Chemical Name	Bis(trimethylsilyl)acetylene
Synonym	Bis(trimethylsilyl)-acetylen 1,2-ethynediylbis[trimethyl-silan BSTMA Bis(trimethylsilyl)acetylene,min.97% 1,2-Ethynediylbis(trimethylsilane) bis(trimethylsilyl)acetylene;1,2-bis(trimethylsilyl)acetylene 1,2-bis(trimethylsilyl)acetylene bis(trimethylsilyl)acetylene 1,2-Bis(trimethylsilyl)ethyne 双(三甲基硅基)乙炔,99% Trimethyl[(trimethylsilyl)ethynyl]silane 双(三甲基硅烷基)乙炔 1,2-BIS-TRIMETHYLSILANYL-ETHYNE 2,5-Disilahex-3-yne, 2,2,5,5-tetramethyl- 双(三甲基硅基)乙炔 Ethynylbistrimethylsilanel Silane, 1,2-ethynediylbis[trimethyl- BTMSA 1,2-ethynediylbis[trimethyl-Silane Bis(trimethylsilyl)acetylene, min. 97% 双（三甲硅基）乙炔 Acetylene, bis(trimethylsilyl)- Bis(trimethylsilyl) acetylene Bis(trimethylsilyl)acetylene(BTMSA) Bis-(trimethylsilyl)-acetylen Silane, 1,2-ethynediylbis*trimethyl- hexa-Si-methyl-Si,Si'-ethynediyl-bis-silane 双三甲基硅乙炔二(三甲基甲硅烷基)乙炔双(三甲基甲硅烷基)乙炔 BIS(TRIMETHYLSILYL)ACETYLENE 1,2-Bis(trimethylsilyl)acetylene trimethylsilylacetylen 1,2-Ethynediylbis[trimethylsilane] 1,2-双三甲基硅基乙炔 5-Fluoro-2-methoxy-phenylamine TIMTEC-BB SBB008997 Bis(trimethylsilyl)ethyne
CAS Number	14630-40-1
PubChem Substance ID	87564033
EC Number	238-671-9
Beilstein Registry Number	906870
MDL Number	MFCD00008276
Reaxys-RN	906870
Chemical Name Translation	双(三甲基硅烷基)乙炔
InChIKey	ZDWYFWIBTZJGOR-UHFFFAOYSA-N
LabNetwork Molecule ID	LN00189473

GHS Symbol

WGK Germany	3
Hazard statements
H315 Causes skin irritation 会刺激皮肤 H335 May cause respiratory irritation 可能导致呼吸道刺激 H225 Highly flammable liquid and vapour 高度易燃液体和蒸气 H319 Causes serious eye irritation 严重刺激眼睛 H228 Flammable solid 易燃固体
Personal Protective Equipment	Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Hazard Codes	3 F;Xi
Precautionary statements
P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. 远离热源/火花/明火/热的表面。——禁止吸烟。 P240 Ground/bond container and receiving equipment. 与地面接触/连接集装箱和接受设备。 P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。 P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。 P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。 P302+P352+P332+P313+P362+P364 P305+P351+P338 P305+P351+P338+P337+P313 P332+P313 P362 Take off contaminated clothing and wash before reuse. 脱掉污染的衣服，清洗后方可重新使用
Signal word	Danger Warning
Safety Statements
S16 Keep away from sources of ignition - No smoking 远离火源，禁止吸烟；
Risk Statements
R10 Flammable 易燃 R11 Highly flammable 非常易燃 R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
UN Number	1993 UN 1993 3/PG 2
Packing Group	III
Hazard Class	4.1
Storage condition	0-10°C 0-6°C

硅基保护基，有机合成。

{ALF} Precursor of lithium TMS acetylide: J. Chem. Soc., Chem. Commun., 840 (1979), and dilithioacetylide: Tetrahedron Lett., 34, 839 (1993).

{ALF} Reacts with electrophiles via Si-stabilized carbocations ions and subsequent desilylation; see Appendix 4. Thus, Lewis acid promoted reaction with acid chlorides gives alkynyl ketones, leading to a synthesis of ɑß-enals: J. Org. Chem., 38, 2254 (1973); 57, 3203 (1992):

{ALF} Addition to chiral acetals in the presence of TiCl4 leads to ɑ-hydroxy alkynes in high yield and ee: J. Am . Chem. Soc., 105, 2904 (1983); J. Chem. Soc., Perkin 1, 3301 (1991). Sulfonyl chlorides give alkynyl sulfones: Org. Synth. Coll., 8, 281 (1993), and references therein.

{uni_hamburg} Short: II/2

{ALD} Beilstein: 4,IV,3950

14630-40-1 H21759 Bis(trimethylsilyl)acetylene
双(三甲基硅烷基)乙炔

化学属性

Mol. Formula	C8H18Si2
Mol. Weight	170
Refractive index	n20/D 1.427(lit.)
Boiling Point	136 -137
Density	0.75
Melting Point	21-24
Flash Point	2°C(lit.)
TSCA	Yes
Solubility	MAY DECOMPOSE
pH	:A

*以上化合物性质及应用等信息仅供参考

手性催化剂及配体

合成砌块

医药中间体

Bis(trimethylsilyl)acetylene 双(三甲基硅烷基)乙炔

规格: 98%

化学属性

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