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蒸汽密度
4.1 (vs air)
质量水平
蒸汽压
2.1 mmHg ( 20 °C)
方案
99%
表单
liquid
自燃温度
1065 °F
包含
15 ppm p-tert-butylcatechol as inhibitor
expl. lim.
6.1 %
折射率
n20/D 1.538 (lit.)
沸点
165-169 °C (lit.)
mp
−24 °C (lit.)
密度
0.909 g/mL at 25 °C (lit.)
储存温度
2-8°C
SMILES字符串
CC(=C)c1ccccc1
InChI
1S/C9H10/c1-8(2)9-6-4-3-5-7-9/h3-7H,1H2,2H3
InChI key
XYLMUPLGERFSHI-UHFFFAOYSA-N
一般描述
-甲基苯乙烯是一种芳香烷基取代的苯乙烯单体,沸点相对较高。广泛用作单体,合成应用于粘合剂和高温稳定性涂料的热塑性复合树脂。还可以作为前体参与天然产物、药物和其他结构多样性化合物的区域选择性和非对映选择性合成。
应用
α-甲基苯乙烯可用于:
- 作为单体制备“苯”单体,用于光聚合性牙科树脂复合材料,以降低其聚合收缩率。 α-甲基苯乙烯双键浓度低,适合制备低体积收缩和收缩应力弹性树脂复合材料。
- 作为单体制备聚α-甲基苯乙烯聚合物,该聚合物可用作制造有机薄膜晶体管的添加剂。这种聚合物促进了均匀排列的半导体晶体的生长,取向显著改善。
- 作为合成具有治疗潜力的3,4-二氢吡喃的前体。
警示用语:
Danger
危险分类
Aquatic Chronic 2 - Asp. Tox. 1 - Eye Irrit. 2 - Flam. Liq. 3 - Repr. 2 - Skin Sens. 1B - STOT SE 3
靶器官
Respiratory system
储存分类代码
3 - Flammable liquids
WGK
WGK 2
闪点(°F)
114.8 °F - closed cup
闪点(°C)
46 °C - closed cup
个人防护装备
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
法规信息
危险化学品
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Journal of Materials Science: Materials in Electronics, 30, 14335-14343 (2019)
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Toughening modification of (Acrylonitrile-styrene-acrylic copolymer)/(a-Methylstyrene-acrylonitrile copolymer) binary blend via using different impact modifiers."
Zhu W, et al.
Journal of Vinyl & Additive Technology (2014)
Monomer reactivity ratio and thermal performance of a-methyl styrene and glycidyl methacrylate copolymers
Deng JP and Yang WT
Chinese Journal of Polymer Science, 28(3), 323-330 (2010)
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