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2,4,5-三氯苯氧乙酸

2,4,5-三氯苯氧乙酸

中文名称:2,4,5-三氯苯氧乙酸

C A S 号:93-76-5

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2,4,5-三氯苯氧乙酸 93-76-5

CAS号:93-76-5

英文名称:2,4,5-Trichlorophenoxyacetic acid

英文同义词:VEON;Forron;Fortex;Reddon;Reddox;Tippon;2,4,5-T;WEEDONE;Phortox;Trioxon

中文名称:2,4,5-三氯苯氧乙酸

中文同义词:5-涕;2,4,5-涕;2,4,5-滴;2,4,5-涕酸;2,4,5-T 溶液;2,4,5-涕酸标准溶液;2,4,5-三氯苯氧乙酸;2,4,5-三氯苯氧基乙酸;2,4,5-三氯苯氧基醋酸;甲醇中2,4,5-三氯苯氧乙酸

分子式:C8H5Cl3O3

分子量:255.48

熔点:154-158 °C(lit.)

沸点:361.82°C (rough estimate)

密度:1.6048 (rough estimate)

蒸气压:6.46 at 25 °C (Lewis, 1989)

折射率:1.4700 (estimate)

闪点:2 °C

储存条件: 0-6°C

溶解度:Soluble in ethanol (548.2 mg/L), ether (243.2 mg/L), heptane (400 mg/L), xylenes (6.8 g/L), methanol (496 g/L), toluene (7.32 g/L) (quoted, Keith and Walters, 1992).

形态:crystalline

酸度系数(pKa):2.80 and 2.83 at 25 °C (ionic strength <0.01 M, Jafvert et al., 1990)
2.88 (Nelson and Faust, 1969)

颜色:off-white to yellow

水溶解性:238mg/L(20 ºC)

Merck:13,9111

Henry's Law Constant:4.87 at 25 °C (approximate - calculated from water solubility and vapor pressure)

暴露限值:NIOSH REL: TWA 10 mg/m3, IDLH 250 mg/m3; OSHA PEL: TWA 10 mg/m3; ACGIH TLV: TWA 10 mg/m3.

稳定性:Stable. Incompatible with strong bases, strong oxidizing agents, alkali metals, amines, alcohols. Reacts with many common metals.

CAS 数据库:93-76-5(CAS DataBase Reference)

NIST化学物质信息:Acetic acid, 2,4,5-trichlorophenoxy-(93-76-5)

EPA化学物质信息:2,4,5-T (93-76-5)