纯苯

苯

Mol下载化学性质MSDS国外供应商

英文名称：
Benzene

CAS号：
71-43-2

分子式：
C6H6

分子量：
78.11

EINECS号：
200-753-7

属性

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 
0-6°C

溶解度 
Miscible with alcohol, chloroform, dichloromethane, diethyl ether, acetone and acetic acid.

形态
Liquid

酸度系数(pKa)
43(at 25℃)

颜色
APHA: ≤10

相对极性
0.111

气味 (Odor)
Paint-thinner-like odor detectable at 12 ppm

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

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

安全信息

危险性符号(GHS)
GHS06,GHS02,GHS07,GHS08,GHS09

警示词
Danger

危险性描述
H302-H361-H411-H340-H350-H373-H225-H301+H311+H331-H370-H304-H315-H319-H336-H372-H412

防范说明
P201-P260-P280-P308+P313-P210-P301+P310-P311-P370+P378-P403+P235-P273-P331-P301+P310a-P303+P361+P353-P305+P351+P338-P405-P501a-P202-P233-P240-P241+P242+P243-P264-P270-P271-P301+P310+P331+P330-P302+P352+P332+P313+P362+P364-P304+P340+P312-P305+P351+P338+P337+P313-P307+P311-P391

危险品标志 
F,T

危险类别码 
45-46-11-36/38-48/23/24/25-65-39/23/24/25-23/24/25

安全说明 
53-45-36/37-16-7

危险品运输编号 
UN 1114 3/PG 2

WGK Germany 
3

RTECS号
CY1400000

F 
3-10

自燃温度
560 °C

TSCA 
Yes

海关编码 
2902 20 00

HazardClass 
3

PackingGroup 
II

毒性
LD50 orally in young adult rats: 3.8 ml/kg (Kimura)