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苯

中文名称:苯

C A S 号:71-43-2

产品分类:CAS号大全

产品品牌:纪宁生物

产品详情

苯 71-43-2

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:n20/D 1.501(lit.)

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)