ChemicalBook--->CAS DataBase List--->493-09-4

493-09-4

493-09-4 Structure

493-09-4 Structure
IdentificationMore
[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 PropertiesBack 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
[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 DataBack 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 ProductsBack 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
Material Safety Data Sheet(MSDS)Back Directory
[msds information]

1,4-Benzodioxan(493-09-4).msds
Hazard InformationBack 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.
Spectrum DetailBack Directory
[Spectrum Detail]

1,4-Benzodioxan(493-09-4)MS
1,4-Benzodioxan(493-09-4)1HNMR
1,4-Benzodioxan(493-09-4)13CNMR
1,4-Benzodioxan(493-09-4)IR1
1,4-Benzodioxan(493-09-4)Raman
Well-known Reagent Company Product InformationBack Directory
[Acros Organics]

1,4-Benzodioxan, 99%(493-09-4)
[Alfa Aesar]

1,4-Benzodioxane, 98%(493-09-4)
[Sigma Aldrich]

493-09-4(sigmaaldrich)
[TCI AMERICA]

1,4-Benzodioxane,>98.0%(GC)(493-09-4)
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