英文名稱：Acetonitrile
CAS號(hào)：75-05-8
分子式：C2H3N
分子量：41.05
EINECS號(hào)：200-835-2
屬性
熔點(diǎn) ?48 °C(lit.)
沸點(diǎn) 81-82 °C(lit.)
密度 0.78 g/cm3 at 20 °C
蒸氣密度1.41 (vs air)
蒸氣壓72.8 mm Hg ( 20 °C)
折射率 n20/D 1.344(lit.)
閃點(diǎn) 48 °F
儲(chǔ)存條件 2-8°C
溶解度 organic solvents: soluble(lit.)
形態(tài)liquid
酸度系數(shù)(pKa)25(at 25℃)
顏色<10(APHA)
比重approximate 0.78(20/20℃)
相對(duì)極性0.46
氣味 (Odor)Aromatic ether-like odor detectable at 40 ppm
嗅覺閾值(Odor Threshold)13ppm
爆炸極限值(explosive limit)3.0-17%(V)
水溶解性 miscible
最大波長(zhǎng)(λmax)λ: 195 nm Amax: ≤0.12
λ: 200 nm Amax: ≤0.032
λ: 230 nm Amax: ≤0.0044
λ: 235 nm Amax: ≤0.0044
λ: 250 nm Amax: ≤0.0044
λ: 400 nm Amax: ≤0.0044
Merck 14,70
BRN 741857
Henry's Law Constant7.30 at 5 °C, 8.90 at 10 °C, 11.6 at 15 °C, 14.6 at 20 °C, 17.6 at 25 °C (headspace-GC, Ji and Evans, 2007)
暴露限值TLV-TWA 70 mg/m3 (40 ppm) (ACGIH and OSHA); STEL 105 mg/m3 (60 ppm) (ACGIH); IDLH 4000 ppm (NIOSH).
穩(wěn)定性Stability Unstable. Incompatible with alkali metals, acids, bases, reducing agents and oxidizing agents. Highly flammable.
安全信息
危險(xiǎn)性符號(hào)(GHS)
GHS02,GHS07,GHS06,GHS08
警示詞Danger
危險(xiǎn)性描述H311-H341-H370-H373-H225-H319-H336-H302+H312+H332-H302-H332-H312
防范說(shuō)明P201-P202-P233-P240-P241+P242+P243-P260-P264-P270-P271-P302+P352+P312+P361+P364-P305+P351+P338+P337+P313-P307+P311-P405-P501-P210-P280-P304+P340+P312-P305+P351+P338-P337+P313-P403+P235-P261-P370+P378-P302+P352+P312-P303+P361+P353-P501a
危險(xiǎn)品標(biāo)志 F,Xi,Xn,T
危險(xiǎn)類別碼 11-36-20/21/22-10-36/37/38-23/24/25-41-24-20/22
安全說(shuō)明 16-36/37-45-36/37/39-27-26-36
危險(xiǎn)品運(yùn)輸編號(hào) UN 1993 3/PG 3
WGK Germany 2
RTECS號(hào)AL7700000
F 9
自燃溫度524 °C
Hazard Note Highly Flammable/Harmful/Irritant
TSCA Yes
HazardClass 3
PackingGroup II
海關(guān)編碼 29269095
毒性LD50 orally in rats: 3800 mg/kg (Smyth)