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蒸汽压
<1 mmHg ( 20 °C)
质量水平
方案
96%
表单
liquid
自燃温度
959 °F
包含
3,5-di-tert-butylcatechol as inhibitor
expl. lim.
5.3 %
折射率
n20/D 1.542 (lit.)
沸点
170-175 °C (lit.)
密度
0.897 g/mL at 25 °C (lit.)
储存温度
2-8°C
SMILES字符串
Cc1ccc(C=C)cc1
InChI
1S/C9H10/c1-3-9-6-4-8(2)5-7-9/h3-7H,1H2,2H3
InChI key
JLBJTVDPSNHSKJ-UHFFFAOYSA-N
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一般描述
4-甲基苯乙烯是一种具有延长 π接合的分子。研究了 4-甲基苯乙烯的三重对称扭转势。采用由(三甲基)五甲基环戊二烯基钛(Cp* 时间 3 )、三辛基铝 (AlOct 3 ) 和三(五氟苯基)硼烷 [B (C 6 F 5 ) 3 ] 组成的半茂金属类型催化系统进行 4-甲基苯乙烯的聚合已被报道。研究了钯催化的氯苯与对甲基苯乙烯的 Heck 偶联反应。
应用
采用 4-甲基苯乙烯作为 π制备阳离子型、双配位三苯基膦-金 (Ⅰ)-π 的配体复合物。
警示用语:
Danger
危险声明
危险分类
Aquatic Chronic 2 - Asp. Tox. 1 - Flam. Liq. 3
储存分类代码
3 - Flammable liquids
WGK
WGK 3
闪点(°F)
113.0 °F
闪点(°C)
45 °C
个人防护装备
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
法规信息
危险化学品
Chemistry (Weinheim an der Bergstrasse, Germany), 19(25), 8276-8284 (2013-04-18)
Cationic, two-coordinate triphenylphosphine-gold(I)-π complexes of the form [(PPh₃)Au(π ligand)]⁺SbF₆⁻ (π ligand=4-methylstyrene, 1∙SbF₆), 2-methyl-2-butene (3∙SbF₆), 3-hexyne (6∙SbF₆), 1,3-cyclohexadiene (7∙SbF₆), 3-methyl-1,2-butadiene (8∙SbF₆), and 1,7-diphenyl-3,4-heptadiene (10∙SbF₆) were generated in situ from reaction of [(PPh₃)AuCl], AgSbF₆, and π ligand at -78 °C and were
The Journal of chemical physics, 124(14), 144316-144316 (2006-04-22)
To understand the effect of the para position vinyl group substitution in toluene on methyl torsion, we investigated 4-methylstyrene, a benchmark molecule with an extended pi conjugation. The assignment for a 33 cm(-1) band in the excitation spectrum to the
An efficient palladium-catalyzed Heck coupling of aryl chlorides with alkenes.
Tetrahedron Letters, 47(15), 2573-2576 (2006)
Syndiospecific living polymerization of 4-methylstyrene and styrene with (trimethyl) pentamethylcyclopentadienyltitanium/tris (pentafluorophenyl) borane/trioctylaluminum catalytic system.
Journal of Polymer Science Part A: Polymer Chemistry, 39(21), 3692-3706 (2001)
Xenobiotica; the fate of foreign compounds in biological systems, 14(5), 417-428 (1984-05-01)
N-Acetyl-L-cysteine was reacted with 2-(2-, 3-, or 4-methylphenyl)-oxiranes to give mixtures of the two possible regio isomers N-acetyl-S-[1-(2-, 3-, or 4-methylphenyl)-2-hydroxyethyl]-L-cysteine and N-acetyl-S-[2-(2-, 3-, or 4-methylphenyl)-2-hydroxyethyl]-L-cysteine, respectively. These were isolated in pure form by h.p.l.c.. The diastereomers were characterized by
商品
Heck反应是烯烃与芳基或乙烯基卤化物(或三氟甲磺酸酯)之间的钯催化交叉偶联反应,用于生成取代的烯烃。
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