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CAS号:
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108-67-8
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英文名称:
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Mesitylene
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英文同义词:
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Fleet-X;NSC 9273;Mesitylen;MESITYLENE;1.3.5-TriMethy;Trimethylbenzol;1,3,5-TrimethyL;Mesitylene, 98+%;All three toluene;s-Trimethylbenzene
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中文名称:
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均三甲苯
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中文同义词:
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荚;均三甲苯;對稱三甲苯;5-三甲基苯;荚, 98+%;均三甲苯 溶液;1,3,5甲基苯;均三甲苯, 特纯;均三甲苯 标准品;均三甲苯 危险品
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分子式:
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C9H12
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分子量:
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120.19
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- 熔点 :
- -45 °C
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- 沸点 :
- 163-166 °C(lit.)
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- 密度 :
- 0.864 g/mL at 25 °C(lit.)
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- 蒸气密度:
- 4.1 (vs air)
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- 蒸气压:
- 14 mm Hg ( 55 °C)
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- 折射率 :
- n 20/D 1.499(lit.)
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- 闪点 :
- 112 °F
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- 储存条件 :
- 2-8°C
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- 溶解度 :
- Miscible with alcohol, benzene, ether (Windholz et al., 1983), and trimethylbenzene isomers.
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- 酸度系数(pKa):
- >14 (Schwarzenbach et al., 1993)
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- 形态:
- Liquid
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- 颜色:
- Clear colorless
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- 爆炸极限值(explosive limit):
- 0.88-6.1%, 100°F
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- 嗅觉阈值(Odor Threshold):
- 0.17ppm
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- 水溶解性 :
- 2.9 g/L (20 ºC)
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- Merck :
- 14,5907
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- BRN :
- 906806
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- Henry's Law Constant:
- 4.03, 4.60, 5.71, 6.73, and 9.63 at 10, 15, 20, 25, and 30 °C, respectively (EPICS, Ashworth et al.,1988)
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- 暴露限值:
- NIOSH REL: TWA 25 ppm (125 mg/m3); ACGIH TLV: TWA for mixed isomers 25 ppm (adopted).
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- 稳定性:
- Stable. Combustible. Incompatible with strong oxidizing agents.
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- InChIKey:
- AUHZEENZYGFFBQ-UHFFFAOYSA-N
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- CAS 数据库:
- 108-67-8(CAS DataBase Reference)
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- NIST化学物质信息:
- Benzene, 1,3,5-trimethyl-(108-67-8)
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- EPA化学物质信息:
- 1,3,5-Trimethylbenzene (108-67-8)
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| 危险类别码 : |
10-37-51/53-39/23/24/25-23/24/25-11-37/38 |
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| Hazard Note : |
Irritant/Flammable |
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| 毒害物质数据: |
108-67-8(Hazardous Substances Data) |
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| 毒性: |
LD50 (inhalation) for rats 24 g/m3/4-h (quoted, RTECS, 1985). |
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