CAS 766-46-1; 1-BROMO-2-ETHYNYLBENZENE - �뵺�羺�ٷ��ַ

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货号

品牌

产品名称

规格

包装、参考价格

B838614

MACKLIN

1-溴-2-乙炔基苯

98%

45元/200mg; 67元/1g; 293元/5g; 1299元/25g;

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储存：室温
状态：澄清液体

B4608

TCI

1-Bromo-2-ethynylbenzene

>98.0%(GC)

690元/1G; 2490元/5G;

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基本信息

纯度/分析方法	>98.0%(GC)
分子式/分子量	C₈H₅Br = 181.03
外观与形状(20℃)	液体
Reaxys-RN	2553290
PubChem物质ID	253660811
MDL编号	MFCD01863358

技术规格

Appearance	Light yellow to Brown clear liquid
Purity(GC)	min. 98.0 %

物性(参考值)

沸点	94 ℃/20 mmHg
闪点	63 ℃
比重	1.46
折射率	1.60

安全信息

图形或危害标志
信号词	警告
危险性说明	H315 : 造成皮肤刺激。 H319 : 造成严重眼刺激。 H227 : 可燃液体。
防范说明	P501 : 将内装物/容器送到批准的废物处理厂处理。 P210 : 远离热源/火花/明火/热表面。禁止吸烟。 P264 : 作业后彻底清洗皮肤。 P280 : 戴防护手套/戴防护眼罩/戴防护面具。 P302 + P352 : 如皮肤沾染：用水充分清洗。 P370 + P378 : 火灾时：使用干砂、干粉或抗醇泡沫灭火。 P337 + P313 : 如仍觉眼刺激：求医/就诊。 P305 + P351 + P338 : 如进入眼睛：用水小心冲洗几分钟。如戴隐形眼镜并可方便地取出，取出隐形眼镜。继续冲洗。 P362+P364 : 脱掉沾污的衣服，清洗后方可重新使用。 P332 + P313 : 如发生皮肤刺激：求医/就诊。 P403 + P235 : 存放在通风良好的地方。保持低温。

Y17977

Alfa Aesar

1-Bromo-2-ethynylbenzene

333元/250mg; 524元/1g;

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基本信息

分子量
181.03

494178

Sigma-Aldrich

1-Bromo-2-ethynylbenzene

95%

808.74元/1 G;

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产品说明

一般描述

1-Bromo-2-ethynylbenzene (BEB) is a haloalkyne. It undergoes Sonogashira coupling with methyl 2-iodobenzoate to form bromo tolane derivative.

应用

1-Bromo-2-ethynylbenzene may be used in the synthesis of 1-(2-bromophenyl)-2-(dibenzo[b,d]thiophen-4-yl)ethanone.

包装

1 g in glass bottle

基本信息

线性分子式	HC≡CC₆H₄Br
分子量	181.03
MDL编号	MFCD01863358
PubChem化学物质编号	24872882
NACRES	NA.22

产品性质

质量水平	100
测定	95%
折射率	n20/D 1.595 (lit.)
bp	92-93 ℃/20 mmHg (lit.)
密度	1.443 g/mL at 25 ℃ (lit.)
SMILES string	Brc1ccccc1C#C
InChI	1S/C8H5Br/c1-2-7-5-3-4-6-8(7)9/h1,3-6H
InChI key	RVDOYUFNRDGYGU-UHFFFAOYSA-N

安全信息

象形图
警示用语：	Warning
危险声明	H315 - H319 - H335
预防措施声明	P302 + P352 - P305 + P351 + P338
危险分类	Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
靶器官	Respiratory system
储存分类代码	10 - Combustible liquids
WGK	WGK 3
闪点(F)	145.4 °F - closed cup
闪点(C)	63 ℃ - closed cup
个人防护装备	Eyeshields, Gloves, type ABEK (EN14387) respirator filter

040350

Fluorochem

2'-Bromophenyl acetylene

97%

1078元/1g; 3894元/5g; 6622元/10g;

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基本信息

CAS Number	766-46-1
MDL Number	MFCD01863358
Boiling Point	92 - 93 ℃ at 27 hPa - lit
Density	1.443

安全信息

图形或危害标志
危险性说明	H315: Causes skin irritation. H319: Causes serious eye irritation. H335: May cause respiratory irritation.
防范说明	P233: Keep container tightly closed. P260: Do not breathe . P261: Avoid breathing . P264: Wash hands thoroughly after handling. P271: Use only outdoors or in a well-ventilated area. P280: Wear . P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P304: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.. P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P312: Call a POISON CENTER or doctor/physician if you feel unwell. P321: Specific treatment (see relevant procedures. on this label). P332 + P313: If skin irritation occurs: Get medical advice/ attention. P337 + P313: If eye irritation persists: Get medical advice/attention. P340: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P362: Take off contaminated clothing and wash before reuse. P403: Store in a well-ventilated place. P403 + P233: Store in a well-ventilated place. Keep container tightly closed. P405: Store locked up. P501: Dispose of contents/container to in accordance with local regulation .