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CAS号: 100-42-5
英文名称: Styrene
英文同义词: SM;STYROL;Styren;Styron;SYRENE;Stirolo;Styreen;Styrole;Sryrene;Styrene
中文名称: 苯乙烯
中文同义词: 苯乙烯;桂皮烯;肉桂烯;斯替林;乙烯苯;乙烯基苯;蘇合香烯;苯基乙烯;苏合香烯;苯乙烯单体
分子式: C8H8
分子量: 104.15
熔点:-31 °C (lit.)
沸点:145-146 °C (lit.)
密度:0.906 g/mL at 25 °C
蒸气密度:3.6 (vs air)
蒸气压:12.4 mm Hg ( 37.7 °C)
折射率:n
闪点:88 °F
储存条件:Store at<= 20°C.
溶解度:0.24g/l
酸度系数(pKa):>14 (Schwarzenbach et al., 1993)
形态:Liquid
颜色:Colorless
比重:0.909
爆炸极限值(explosive limit):1.1-8.9%(V)
嗅觉阈值(Odor Threshold):0.035ppm
水溶解性:0.3 g/L (20 ºC)
凝固点:-30.6℃
敏感性:Air Sensitive
Merck:14,8860
BRN:1071236
Henry's Law Constant:(x 10-3 atm?m3/mol):3.91 at 25 °C (static headspace-GC, Welke et al., 1998)
暴露限值:TLV-TWA 50 ppm (～212 mg/m3) (ACGIH and NIOSH), 100 ppm (～425 mg/m3) (OSHA and MSHA); ceiling 200 ppm, peak 600 ppm/5 min/3 h (OSHA); STEL 100 ppm （～425 mg/m3) (ACGIH).
稳定性:Stable, but may polymerize upon exposure to light. Normally shipped with a dissolved inhibitor. Substances to be avoided include strong acids, aluminium chloride, strong oxidizing agents, copper, copper alloys, metallic salts, polymerization catalysts and accelerators. Flammable - vapour may travel considerable distance to ignition source
InChIKey:PPBRXRYQALVLMV-UHFFFAOYSA-N
CAS 数据库:100-42-5(CAS DataBase Reference)
NIST化学物质信息:Styrene(100-42-5)
(IARC)致癌物分类:2A (Vol. 60, 82, 121) 2019
EPA化学物质信息:Styrene (100-42-5)