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CAS号:85-44-9
英文名称:Phthalic anhydride
英文同义词:ESEN;Ht 901;tgl6525;phthalic;Sconoc 7;TGL 6525;wiltrolp;NCI-C03601;retarderak;retarderpd
中文名称:苯酐
中文同义词:苯酐;苯酣;酞酐;酞酸酐;苯二甲酸酐;邻苯二酸酐;鄰苯二甲酐;邻苯二甲酸酐;苯酐 标准品;苯酐 危险品
分子式:C8H4O3
分子量:148.12
熔点:131-134 °C(lit.)
沸点:284 °C(lit.)
密度:1,53 g/cm3
蒸气密度:5.1 (vs air)
蒸气压:<0.01 mm Hg ( 20 °C)
折射率:1.4500 (estimate)
闪点:152 °C
储存条件:Store below +30°C.
溶解度:6g/l (slow decomposition)
形态:Flaky Crystals
颜色:White
气味 (Odor):Characteristic choking odor
PH值:2 (6g/l, H2O, 20℃)
酸碱指示剂变色ph值范围:2 at 6 g/l at 20 °C
爆炸极限值(explosive limit):1.7-10.5%(V)
水溶解性:6 g/L (20 ºC)
敏感性:Moisture Sensitive
Merck:14,7372
BRN:118515
Henry's Law Constant:6.29 at 20 °C (approximate - calculated from water solubility and vapor pressure)
暴露限值:NIOSH REL: TWA 6 mg/m3 (1 ppm), IDLH 60 mg/m3; OSHA PEL: TWA 12 mg/m3 (2 ppm); ACGIH TLV: TWA 1 ppm (adopted).
稳定性:Stable. Combustible. Incompatible with strong oxidizing agents, strong bases, moisture, strong acids. Dust may form an explosive mixture with air.
CAS 数据库:85-44-9(CAS DataBase Reference)
NIST化学物质信息:Phthalic anhydride(85-44-9)
EPA化学物质信息:Phthalic anhydride (85-44-9)