- 熔点 :
- -26--23 °C(lit.)
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- 沸点 :
- 143-145 °C(lit.)
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- 密度 :
- 0.879 g/mL at 20 °C(lit.)
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- 蒸气密度:
- 3.7 (vs air)
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- 蒸气压:
- <0.1 atm ( 21.1 °C)
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- 折射率 :
- n 20/D 1.505(lit.)
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- 闪点 :
- 90 °F
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- 储存条件 :
- 0-6°C
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- 溶解度 :
- water: partially soluble0.1705 g/L at 25°C
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- 形态:
- Solid or Crystalline Powder
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- 酸度系数(pKa):
- >15 (Christensen et al., 1975)
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- 颜色:
- Yellow to beige
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- 气味 (Odor):
- Benzene-like; characteristic aromatic.
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- 嗅觉阈值(Odor Threshold):
- 0.38ppm
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- 爆炸极限值(explosive limit):
- 1.0-7.6%(V)
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- 水溶解性 :
- Sparingly soluble in water. (0.2g/L)
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- 最大波长(λmax):
- λ: 288 nm Amax: 1.00λ: 300 nm Amax: 0.40λ: 325 nm Amax: 0.05λ: 350-400 nm Amax: 0.01
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- Merck :
- 14,10081
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- BRN :
- 1815558
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- Henry's Law Constant:
- 14.0 at 45.00 °C, 16.4 at 50.00 °C, 19.0 at 55.00 °C, 21.3 at 60.00 °C, 26.3 at 70.00 °C (static headspace-GC, Park et al., 2004)
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- 暴露限值:
- NIOSH REL: 100 ppm (435 mg/m3), STEL 150 ppm (655 mg/m3), IDLH 900 ppm; OSHA PEL: TWA 100 ppm; ACGIH TLV: TWA 100 ppm, STEL 150 ppm (adopted).
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- 稳定性:
- Stable. Incompatible with oxidizing agents. Flammable. Hygroscopic.
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- InChIKey:
- CTQNGGLPUBDAKN-UHFFFAOYSA-N
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- CAS 数据库:
- 95-47-6(CAS DataBase Reference)
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- NIST化学物质信息:
- Benzene, 1,2-dimethyl-(95-47-6)
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- EPA化学物质信息:
- o-Xylene (95-47-6)
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