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CAS号:123-91-1
英文名称:1,4-Dioxane
英文同义词:Pfu;DIOX;AAAAA;Diokan;Dioxan;Dioksan;p-Dioxan;Dioxanne;P-DIOXANE;4-Dioxane
中文名称:1,4-二氧六环
中文同义词:二烷;二噁烷;二恶烷;乙丙醇;双乙酐;二氧己环;二甲甲砜;PFU酶;对二恶烷;二氧六环
分子式:C4H8O2
分子量:88.11
熔点:12 °C
沸点:101 °C
密度:1.034 g/mL at 25 °C(lit.)
蒸气密度:3 (vs air)
蒸气压:27 mm Hg ( 20 °C)
折射率:n
闪点:54 °F
储存条件:room temp
溶解度:Soluble in acetone, alcohol, benzene, and ether (Weast, 1986). Miscible with most organic solvents (Huntress and Mulliken, 1941) including 2-methylpropanol, toluene, cychexanone, and cyclopentanone.
形态:Solution
颜色:APHA: ≤20
气味 (Odor):Mild ether-like odor detectable at 0.8 to 172 ppm (mean = 12 ppm)
PH值:6-8 (500g/l, H2O, 20℃)
爆炸极限值(explosive limit):1.7-25.2%(V)
水溶解性:SOLUBLE
最大波长(λmax):λ: 220 nm Amax: ≤0.70λ: 235 nm Amax: ≤0.50λ: 250 nm Amax: ≤0.20λ: 270 nm Amax: ≤0.10λ: 295-400 nm Amax: ≤0.01
敏感性:Hygroscopic
Merck:14,3300
BRN:102551
Henry's Law Constant:4.89(x 10-6 atm?m3/mol) (static headspace-GC, Welke et al., 1998)
暴露限值:TLV-TWA 25 ppm (≈90 mg/m3) (ACGIH), 100 ppm (MSHA and OSHA); carcinogenicity: Animal Sufficient Evidence (IARC).
稳定性:Stable. Incompatible with oxidizing agents, oxygen, halogens, reducing agents, moisture. Highly flammable - note wide explosive range. May form explosive peroxides in storage (rate of formation increased by heating, evaporation or exposure to light).
InChIKey:RYHBNJHYFVUHQT-UHFFFAOYSA-N
CAS 数据库:123-91-1(CAS DataBase Reference)
(IARC)致癌物分类:2B (Vol. 11, Sup 7, 71) 1999
NIST化学物质信息:1,4-Dioxane(123-91-1)
EPA化学物质信息:1,4-Dioxane (123-91-1)