1,4-二氧六环 123-91-1

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产品信息
中文名	1,4-二氧六环
中文同义	1，4-二氧己环;1,4-二氧六环;1,4-二氧杂环己烷;1,4二環氧己烷;1,4-二氧六圜 093-01 [3];二恶烷;二噁烷;1-十二烷基磺酸钠
英文名	1,4-Dioxane
英文同义	1,4-Dioxacyclohexane;1,4-Dioxin, tetrahydro-;1,4-dioxin,tetrahydro;dioxyethyleneether;DuPont zonyl FSO-100 fluorinated surfactants;Ethyeneglycol;Ethylene glycol ethylene ether;Ethyleneether
CAS	123-91-1
分子式	C4H8O2
分子量	88.11
EINECS	204-661-8
结构式
性质
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	n20/D 1.422(lit.)
闪点	54 °F
储存条件	Flammables area
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: ≤0.70 λ: 235 nm Amax: ≤0.50 λ: 250 nm Amax: ≤0.20 λ: 270 nm Amax: ≤0.10 λ: 295-400 nm Amax: ≤0.01
敏感性	Hygroscopic
Merck	14,3300
BRN	102551
Henrys 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
(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)