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CAS号:71-43-2
英文名称:Benzene
英文同义词:PHENE;Benzen;Fenzen;BENZOL;Benzeen;Benzole;Benzolo;BENZENE;Annulene;BenzeneI
中文名称:苯
中文同义词:苯;笨;困;炝;纯苯;精苯;净苯;安息油;苯查儿;困净苯
分子式:C6H6
分子量:78.11
熔点:5.5 °C (lit.)
沸点:80 °C (lit.)
密度:0.874 g/mL at 25 °C (lit.)
蒸气密度:2.77 (vs air)
蒸气压:166 mm Hg ( 37.7 °C)
折射率:n
闪点:12 °F
储存条件:room temp
溶解度:Miscible with alcohol, chloroform, dichloromethane, diethyl ether, acetone and acetic acid.
酸度系数(pKa):43(at 25℃)
形态:Liquid
颜色:APHA: ≤10
气味 (Odor):Paint-thinner-like odor detectable at 12 ppm
相对极性:0.111
嗅觉阈值(Odor Threshold):2.7ppm
爆炸极限值(explosive limit):1.4-8.0%(V)
水溶解性:0.18 g/100 mL
最大波长(λmax):λ: 280 nm Amax: 1.0
λ: 290 nm Amax: 0.15
λ: 300 nm Amax: 0.06
λ: 330 nm Amax: 0.02
λ: 350-400 nm Amax: 0.01
Merck:14,1066
BRN:969212
Henry's Law Constant:10.4 at 45.00 °C, 11.4 at 50.00 °C, 13.3 at 55.00 °C, 14.5 at 60.00 °C, 16.8 at 65.00 °C, 19.2 at 70.00 °C (static headspace-GC, Park et al., 2004)
暴露限值:TLV-TWA 10 ppm (~32 mg/m3) (ACGIH and OSHA); ceiling 25 ppm (~80 mg/m3) (OSHA and MSHA); peak 50 ppm (~160 mg/m3)/10 min/8 h (OSHA); carcinogenicity: Suspected Human Carcinogen (ACGIH), Human Sufficient Evidence (IARC).
稳定性:Stable. Substances to be avoided include strong oxidizing agents, sulfuric acid, nitric acid, halogens. Highly flammable.
InChIKey:UHOVQNZJYSORNB-UHFFFAOYSA-N
CAS 数据库:71-43-2(CAS DataBase Reference)
(IARC)致癌物分类:1 (Vol. 29, Sup 7. 100F, 120) 2018
NIST化学物质信息:Benzene(71-43-2)
EPA化学物质信息:Benzene (71-43-2)