手機(jī)掃碼訪問(wèn)本站
微信咨詢
CAS號(hào):141-78-6
英文名稱:Ethyl acetate
英文同義詞:ETOH;EtOAc;Etile;SPIRIT;Ethyle;ALCOHOL;Vinasse;Acetidin;ai3-00404;FEMA 2414
中文名稱:乙酸乙酯
中文同義詞:穀醇;乙酸乙脂;乙酸乙醚;醋酸乙醚;醋酸乙酯;變性酒精;變性乙醇;乙酸乙酯;甲基化乙醇;甜菜糖蜜滓
分子式:C4H8O2
分子量:88.11
熔點(diǎn):?84?°C(lit.)
沸點(diǎn):76.5-77.5?°C(lit.)
密度:0.902?g/mL?at 25?°C(lit.)
蒸氣密度:3 (20 °C, vs air)
蒸氣壓:73 mm Hg ( 20 °C)
折射率:n20/D 1.3720(lit.)
FEMA:2414 | ETHYL ACETATE
閃點(diǎn):26?°F
儲(chǔ)存條件:Store at +2°C to +25°C.
溶解度:Miscible with ethanol, acetone, diethyl ether and benzene.
酸度系數(shù)(pKa):16-18(at 25℃)
形態(tài):Liquid
顏色:APHA: ≤10
比重:0.902 (20/20℃)
相對(duì)極性:0.228
氣味 (Odor):Pleasant fruity odor detectable at 7 to 50 ppm (mean = 18 ppm)
嗅覺(jué)閾值(Odor Threshold):0.87ppm
爆炸極限值(explosive limit):2.2-11.5%, 38°F
水溶解性:80 g/L (20 oC)
最大波長(zhǎng)(λmax):λ: 256 nm Amax: ≤1.00
λ: 275 nm Amax: ≤0.05
λ: 300 nm Amax: ≤0.03
λ: 325-400 nm Amax: ≤0.005
Merck:14,3757
JECFA Number:27
BRN:506104
Henry's Law Constant:0.39 at 5.00 °C, 0.58 at 10.00 °C, 0.85 at 15.00 °C, 1.17 at 20.00 °C, 1.58 at 25.00 °C (column stripping-UV, Kutsuna et al., 2005)
暴露限值:TLV-TWA 400 ppm (~1400 mg/m3) (ACGIH, MSHA, and OSHA); IDLH 10,000 ppm (NIOSH).
穩(wěn)定性:Stable. Incompatible with various plastics, strong oxidizing agents. Highly flammable. Vapour/air mixtures explosive. May be moisture sensitive.
InChIKey:XEKOWRVHYACXOJ-UHFFFAOYSA-N
CAS 數(shù)據(jù)庫(kù):141-78-6(CAS DataBase Reference)
NIST化學(xué)物質(zhì)信息:Ethyl acetate(141-78-6)
EPA化學(xué)物質(zhì)信息:Ethyl acetate (141-78-6)