| Identification | More | [Name]
1,4-Benzodioxan | [CAS]
493-09-4 | [Synonyms]
1,2-ETHYLENDIOXYBENZENE
1,2-ETHYLENEDIOXYBENZENE
1,4-BENZODIOXAN
1,4-BENZODIOXANE
2,3-DIHYDRO-1,4-BENZODIOXIN
2,3-DIHYDRO-1,4-BENZODIOXINE
BENZO-1,4-DIOXANE
1,4-Benzodioxin, 2,3-dihydro-
2,3-dihydro-4-benzodioxin
Benzene, 1,2-[1,2-ethanediylbis(oxy)]-
Ethylene o-phenylene dioxide
ethyleneo-phenylenedioxide
Pyrocatechol ethylene ether
pyrocatecholethyleneether
1,4-Benzodioxane,97%
1, 4-Benzdioxan
1,2-Ethylenedioxybenzene 98%
1,4-benzdioxane
1,2-Ethylenedioxybenzene, 1,4-Benzodioxan, 2,3-Dihydro-1,4-benzodioxin | [EINECS(EC#)]
207-775-6 | [Molecular Formula]
C8H8O2 | [MDL Number]
MFCD00006821 | [Molecular Weight]
136.15 | [MOL File]
493-09-4.mol |
| Chemical Properties | Back Directory | [Appearance]
CLEAR COLOURLESS TO VERY SLIGHTLY YELLOW LIQUID | [Melting point ]
213-217 °C | [Boiling point ]
103 °C6 mm Hg(lit.)
| [density ]
1.142 g/mL at 25 °C(lit.)
| [refractive index ]
n20/D 1.549(lit.)
| [Fp ]
190 °F
| [storage temp. ]
Sealed in dry,Room Temperature | [form ]
Liquid | [color ]
Clear colorless to light yellow | [Specific Gravity]
1.142 | [Water Solubility ]
insoluble | [BRN ]
120846 | [InChI]
InChI=1S/C8H8O2/c1-2-4-8-7(3-1)9-5-6-10-8/h1-4H,5-6H2 | [InChIKey]
BNBQRQQYDMDJAH-UHFFFAOYSA-N | [SMILES]
O1C2=CC=CC=C2OCC1 | [CAS DataBase Reference]
493-09-4(CAS DataBase Reference) | [NIST Chemistry Reference]
1,4-Dioxatetralin(493-09-4) | [EPA Substance Registry System]
493-09-4(EPA Substance) |
| Safety Data | Back Directory | [Hazard Codes ]
Xi | [Safety Statements ]
S23:Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer) .
S24/25:Avoid contact with skin and eyes . | [WGK Germany ]
3
| [RTECS ]
DF4728000
| [Hazard Note ]
Irritant | [HS Code ]
29329995 |
| Raw materials And Preparation Products | Back Directory | [Raw materials]
2-hydroxyphenyl 2-chloroethyl ether-->2,3-DIBROMO-BENZO-1,4-DIOXANE-->O,O'-BIS(2-HYDROXYETHOXY)BENZENE-->2-(2-HYDROXYETHOXY)PHENOL-->3,4-ETHYLENEDIOXYIODOBENZENE-->Ethanol, 2-(2-broMophenoxy)--->2-(4-Iodo-phenoxy)-ethanol-->2-(2-Fluoro-phenoxy)-ethanol-->2-HYDROXYMETHYL-1,4-BENZODIOXANE-->2-Fluorophenol-->2-Bromophenol-->2-Phenoxyethanol | [Preparation Products]
1,4-Benzodioxane-6-boronic acid-->6-BROMO-1,4-BENZODIOXANE-->1,4-BENZODIOXAN-6-CARBOXALDEHYDE-->3,4-Dihydroxybenzophenone-->R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN |
| Hazard Information | Back Directory | [Chemical Properties]
CLEAR COLOURLESS TO VERY SLIGHTLY YELLOW LIQUID | [Uses]
Benzo-1,4-dioxane (2,3-dihydro-1,4-benzodioxin) is used in the synthesis of stereoisomers which were evaluated as α- and β- adrenergic antagonists | [General Description]
The anti-inflammamtory properties and synthesis of carboxylic acid compounds containing benzo-1,4-dioxane (2,3-dihydro-1,4-benzodioxin) subunit was studied. |
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