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CAS号:123-31-9
英文名称:Hydroquinone
英文同义词:HQ;he5;HE 5;Artra;diak5;QUINOL;Diak 5;Melanex;tenoxhq;Phiaquin
中文名称:1,4-苯二酚
中文同义词:海得;氢醌;几奴尼;孔奴尼;鸡纳酚;海得尔;对氢醌;对苯二酚;氘代氢醌;对二苯酚
分子式:C6H6O2
分子量:110.11
熔点:172-175 °C(lit.)
沸点:285 °C(lit.)
密度:1.32
蒸气密度:3.81 (vs air)
蒸气压:1 mm Hg ( 132 °C)
折射率:1.6320
闪点:165 °C
储存条件:Store below +30°C.
溶解度:H2O: 50 mg/mL, clear
形态:Needle-Like Crystals or Crystalline Powder
酸度系数(pKa):10.35(at 20℃)
颜色:White to off-white
水溶解性:70 g/L (20 ºC)
敏感性:Air & Light Sensitive
Merck:14,4808
BRN:605970
Henry's Law Constant:(x 10-9 atm?m3/mol): <2.07 at 20 °C (approximate - calculated from water solubility and vapor pressure)
暴露限值:NIOSH REL: 15-min ceiling 2, IDLH 50; OSHA PEL: TWA 2; ACGIH TLV: TWA 2 (adopted).
稳定性:Stable. Combustible. Incompatible with strong oxidizing agents, strong bases, oxygen, ferric salts. Light and air-sensitive. Discolours in air.
InChIKey:QIGBRXMKCJKVMJ-UHFFFAOYSA-N
CAS 数据库:123-31-9(CAS DataBase Reference)
(IARC)致癌物分类:3 (Vol. 15, Sup 7, 71) 1999
NIST化学物质信息:Hydroquinone(123-31-9)
EPA化学物质信息:Hydroquinone (123-31-9)