1,4-Dioxane | CAS No. 123-91-1
1,4-Dioxane
Basic Information
CAS Number
123-91-1
Molecular Formula
C4H8O2
Molecular Weight
88.11 g/mol
EINECS
204-661-8
Basic Physical Properties
Physical State
APHA: ≤20
Melting Point
12 °C
Boiling Point
101 °C
Density
1.034 g/mL at 25 °C
Water Solubility
SOLUBLE
Flash Point
54°F
Solubility
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.
Refractive Index
n20/D 1.422(lit.)
Vapor Pressure
27 mm Hg ( 20 °C)
Vapor Density
3 (vs air)
Odor
Mild ether-like odor detectable at 0.8 to 172 ppm (mean = 12 ppm)
Safety Information
View Safety InformationGHS Hazard Pictograms
H225
H319
H335
H351Hazard Statement
Flammable liquids
Serious eye damage/eye irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation
Carcinogenicity
Hazard Class
Stability
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).
Sensitiveness
Hygroscopic
Auto-ignition Temperature
180 °C
Explosive Limit
1.7-25.2%(V)
Synonyms & References
English
- Diossano-1,4
- 1,4-Dioxacyclohexane
- Glycolethylenether
- Dioxane, technical grade
- Dioxaan-1,4
- AMY33329
- Diokan
- BIDD:ER0341
- NE 220
- 1,4-Dioxane, HPLC grade, 99.9%
- 1, 4 dioxane
- 1,4-Dioxane, p.a., 99%
- 1,4 dioxan
- Dioxyethylene ether
- FT-0606896
- 1,4-Dioxane, HPLC Grade
- 1,4dioxane
- [1,4]-dioxane
- DIOXAN [MART.]
- UN 1165
- NSC8728
- 1,4-Dioxane, Pharmaceutical Secondary Standard; Certified Reference Material
- Dioxan
- 1,4-Dioxane, ACS Grade
- Tetrahydro-p-dioxin
- 1,4 -dioxan
- 1,4-Dioxane, puriss. p.a., dried, >=99.5% (GC), <=0.005% water
- Dioxanne [French]
- 1,4-Dioxane, AldraSORB(TM), 99.8%
- Dioxan-1,4 [German]
- 1,4-Dioxane, ACS reagent, >=99.0%
MDL Number
MFCD00006571
EC Number
204-661-8
Customs Code
29329990
Related Compounds
N-(2-Methoxyphenyl)-N-[(4-methylphenyl)sulfonyl]-beta-alanine
5'-O-[Bis(4-methoxyphenyl)(phenyl)methyl]cytidine
(3S,4R)-3-Hydroxy-2,2-dimethyl-4-[(3-oxo-1-cyclopenten-1-yl)oxy]-6-chromanecarbonitrile
Methyl 5-chloropyrazolo[1,5-a]pyrimidine-2-carboxylate
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![N-(2-Methoxyphenyl)-N-[(4-methylphenyl)sulfonyl]-beta-alanine structure N-(2-Methoxyphenyl)-N-[(4-methylphenyl)sulfonyl]-beta-alanine structure](https://static.chemtradehub.com/structs/103/103687-96-3-8086.webp)
![5'-O-[Bis(4-methoxyphenyl)(phenyl)methyl]cytidine structure 5'-O-[Bis(4-methoxyphenyl)(phenyl)methyl]cytidine structure](https://static.chemtradehub.com/structs/112/112897-99-1-d1f4.webp)



![(3S,4R)-3-Hydroxy-2,2-dimethyl-4-[(3-oxo-1-cyclopenten-1-yl)oxy]-6-chromanecarbonitrile structure (3S,4R)-3-Hydroxy-2,2-dimethyl-4-[(3-oxo-1-cyclopenten-1-yl)oxy]-6-chromanecarbonitrile structure](https://static.chemtradehub.com/structs/121/121055-10-5-583d.webp)
![Methyl 5-chloropyrazolo[1,5-a]pyrimidine-2-carboxylate structure Methyl 5-chloropyrazolo[1,5-a]pyrimidine-2-carboxylate structure](https://static.chemtradehub.com/structs/126/1263059-26-2-d6da.webp)









