三氟乙酸

中文名称:三氟乙酸

英文名称:Trifluoroacetic acidCAS号:76-05-1分子式:C2HF3O2分子量:114.02EINECS号:200-929-3

属性

熔点 -15 °C沸点 72.4 °C(lit.)
密度 1.535 g/mL at 25 °C(lit.)
蒸气密度3.9 (vs air)
蒸气压97.5 mm Hg ( 20 °C)
折射率 n20/D 1.3(lit.)
闪点 None储存条件 2-8°C
溶解度 Miscible with ether, acetone, ethanol, benzene, hexane, and CCl<sub>4</sub>酸度系数(pKa)-0.3(at 25℃)形态Liquid颜色Colorless比重1.480气味 (Odor)Sharp, pungent odorPH值1 (10g/l, H2O)水溶解性 miscible敏感性 Hygroscopic最大波长(λmax)λ: 260 nm Amax: 0.9
λ: 270 nm Amax: 0.10
λ: 280 nm Amax: 0.05
λ: 290 nm Amax: 0.04
λ: 300 nm Amax: 0.03
λ: 320 nm Amax: 0.025Merck 14,9681BRN 742035稳定性Stable. Incompatible with combustible material, strong bases, water, strong oxidizing agents. Non-combustible. Hygroscopic. May react violently with bases.InChIKeyDTQVDTLACAAQTR-UHFFFAOYSA-N

安全信息

危险性符号(GHS)
GHS05,GHS07警示词Danger危险性描述H290-H314-H412-H332防范说明P273-P280-P305+P351+P338-P310-P260-P303+P361+P353-P304+P340+P310-P261-P260h-P301+P330+P331-P501a-P234-P264-P301+P330+P331+P310-P303+P361+P353+P310+P363-P305+P351+P338+P310-P390-P405-P406-P501危险品标志 C,T,Xi危险类别码 20-35-52/53-34安全说明 9-26-27-28-45-61-28A-36/37/39危险品运输编号 UN 2699 8/PG 1
WGK Germany 2
RTECS号AJ9625000
3Hazard Note Toxic/CorrosiveTSCA THazardClass 8PackingGroup I海关编码 29159080毒性LD50 i.v. in mice: 1200 mg/kg (Airaksinen, Tammisto)