1,4-Benzodioxan
Synonym(s):1,2-Ethylenedioxybenzene;1,4-Benzodioxan;2,3-Dihydro-1,4-benzodioxin
- CAS NO.：493-09-4
- Empirical Formula: C8H8O2
- Molecular Weight: 136.15
- MDL number: MFCD00006821
- EINECS: 207-775-6
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 04:39:20
What is 1,4-Benzodioxan?
Chemical properties
CLEAR COLOURLESS TO VERY SLIGHTLY YELLOW LIQUID
The Uses of 1,4-Benzodioxan
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.
Properties of 1,4-Benzodioxan
| Melting point: | 213-217 °C |
| Boiling point: | 103 °C6 mm Hg(lit.) |
| Density | 1.142 g/mL at 25 °C(lit.) |
| refractive index | n |
| Flash point: | 190 °F |
| storage temp. | Sealed in dry,Room Temperature |
| form | Liquid |
| Specific Gravity | 1.142 |
| color | Clear colorless to light yellow |
| 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 | 1,4-Benzodioxin, 2,3-dihydro- (493-09-4) |
Safety information for 1,4-Benzodioxan
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H227:Flammable liquids |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P280:Wear protective gloves/protective clothing/eye protection/face protection. P403+P235:Store in a well-ventilated place. Keep cool. P501:Dispose of contents/container to..… |
Computed Descriptors for 1,4-Benzodioxan
1,4-Benzodioxan manufacturer
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