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1,4-Benzodioxan

1,4-Benzodioxan Structure
1,4-Benzodioxan structure
CAS No.
493-09-4
Chemical Name:
1,4-Benzodioxan
Synonyms
1,4-Benzodioxin, 2,3-dihydro-;1,4-Benzodioxan,99%;4-Benzodioxan;1, 4-Benzdioxan;1,4-benzdioxane;1,4-BENZODIOXAN;1,4-BENZODIOXANE;BENZO-1,4-DIOXANE;1,4-Benzene dioxane;2-benzyl-1,4-dioxane
CBNumber:
CB9160767
Molecular Formula:
C8H8O2
Molecular Weight:
136.15
MDL Number:
MFCD00006821
MOL File:
493-09-4.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-20 15:45:27
Product description Number Pack Size Price
Benzo-1,4-dioxane 97% 179000 50g $180
1,4-Benzodioxane >98.0%(GC) B1198 25g $49
1,4-Benzodioxane ≥98%(GC) 42626 25G $78.62
2,3-Dihydro-1,4-benzodioxine 134190 100.00mg $53
2,3-Dihydro-1,4-benzodioxine 134190 500.00mg $87
More product size
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1,4-Benzodioxan Properties

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.)
Flash point 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)
EWG's Food Scores 1
FDA UNII ZC5YP57PSW
NIST Chemistry Reference 1,4-Dioxatetralin(493-09-4)
EPA Substance Registry System 1,4-Benzodioxin, 2,3-dihydro- (493-09-4)
UNSPSC Code 12352100
NACRES NA.21

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H227
Precautionary statements  P210-P280-P403+P235-P501-P210e-P280a-P370+P378a-P501a
PPE Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)
Hazard Codes  Xi
Safety Statements  23-24/25
WGK Germany  3
RTECS  DF4728000
Hazard Note  Irritant
HS Code  29329995
Storage Class 10 - Combustible liquids
Hazard Classifications Aquatic Chronic 3
Excepted Quantities Non-Hazardous
NFPA 704
2
0 0

1,4-Benzodioxan price More Price(31)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 179000 Benzo-1,4-dioxane 97% 493-09-4 50g $180 2023-06-20 Buy
TCI Chemical B1198 1,4-Benzodioxane >98.0%(GC) 493-09-4 25g $49 2026-04-30 Buy
Chem-Impex 42626 1,4-Benzodioxane ≥98%(GC) 493-09-4 25G $78.62 2026-05-19 Buy
Matrix Scientific 134190 2,3-Dihydro-1,4-benzodioxine 493-09-4 100.00mg $53 2026-05-18 Buy
Matrix Scientific 134190 2,3-Dihydro-1,4-benzodioxine 493-09-4 500.00mg $87 2026-05-18 Buy
Product number Packaging Price Buy
179000 50g $180 Buy
B1198 25g $49 Buy
42626 25G $78.62 Buy
134190 100.00mg $53 Buy
134190 500.00mg $87 Buy

1,4-Benzodioxan Chemical Properties,Uses,Production

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.

1,4-Benzodioxan synthesis

120-80-9
107-06-2
493-09-4
Synthesis of 1,4-Benzodioxan from Catechol and 1,2-Dichloroethane

1,4-Benzodioxan Preparation Products And Raw materials

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

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Preparation Products

6-BROMO-1,4-BENZODIOXANE 1,4-Benzodioxane-6-boronic acid 1,4-BENZODIOXAN-6-CARBOXALDEHYDE 3,4-Dihydroxybenzophenone R-(+)-6,6'-BIS(DIPHENYLPHOSPHINO)-2,2',3,3'-TETRAHYDRO-5,5'-BI-1,4-BENZODIOXIN

1,4-Benzodioxan Suppliers

Global( 317)Suppliers
Supplier Tel Email Country ProdList Advantage
Shaanxi Dideu Medichem Co. Ltd 		+86-29-81139210 +86-18192627656 1059@dideu.com China 3589 58
Capot Chemical Co.,Ltd. 		+8613336195806 sales@capot.com China 29640 60
Shenzhen Nexconn Pharmatechs Ltd 		+86-755-89396905 +86-15013857715 admin@nexconn.com China 10404 58
Jinan Carbotang Biotech Co.,Ltd. 		+8615866703830 figo.gao@foxmail.com China 8497 58
Alchem Pharmtech,Inc. 		8485655694 sales@alchempharmtech.com United States 63687 58
CONIER CHEM AND PHARMA LIMITED 		+8618523575427 sales@conier.com China 49979 58
career henan chemical co 		+86-0371-86658258 +8613203830695 factory@coreychem.com China 29794 58
SIMAGCHEM CORP 		+86-5922680277 +86-13806087780 sale@simagchem.com China 17346 58
Hefei TNJ Chemical Industry Co.,Ltd. 		+86-0551-65418671 +8618949823763 sales@tnjchem.com China 34563 58
Unipharm pharmaceutical industry Co., Ltd 		536-8266195 +8613953676784 lee@unipharm-sd.com China 1202 58
Supplier Advantage
Shaanxi Dideu Medichem Co. Ltd 		58
Capot Chemical Co.,Ltd. 		60
Shenzhen Nexconn Pharmatechs Ltd 		58
Jinan Carbotang Biotech Co.,Ltd. 		58
Alchem Pharmtech,Inc. 		58
CONIER CHEM AND PHARMA LIMITED 		58
career henan chemical co 		58
SIMAGCHEM CORP 		58
Hefei TNJ Chemical Industry Co.,Ltd. 		58
Unipharm pharmaceutical industry Co., Ltd 		58

View Lastest Price from 1,4-Benzodioxan manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
1,4-Benzodioxan pictures 2025-12-12 1,4-Benzodioxan
493-09-4
 US $60.00-40.00 / KG 1KG 99% 200000KG Shaanxi Dideu Medichem Co. Ltd
1,4-Benzodioxan pictures 2025-12-01 1,4-Benzodioxan
493-09-4
 US $0.00 / kg 1kg 99% 10000KGS Shaanxi Dideu New Materials Co. Ltd
1,4-Benzodioxane pictures 2021-07-13 1,4-Benzodioxane
493-09-4
 US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd
  • 1,4-Benzodioxan pictures
  • 1,4-Benzodioxan
    493-09-4
  • US $60.00-40.00 / KG
  • 99%
  • Shaanxi Dideu Medichem Co. Ltd
  • 1,4-Benzodioxan pictures
  • 1,4-Benzodioxan
    493-09-4
  • US $0.00 / kg
  • 99%
  • Shaanxi Dideu New Materials Co. Ltd
  • 1,4-Benzodioxane pictures
  • 1,4-Benzodioxane
    493-09-4
  • US $15.00-10.00 / KG
  • 99%+ HPLC
  • Zhuozhou Wenxi import and Export Co., Ltd

1,4-Benzodioxan Spectrum

1,4-Benzodioxan(493-09-4)MS1,4-Benzodioxan(493-09-4)1HNMR1,4-Benzodioxan(493-09-4)13CNMR1,4-Benzodioxan(493-09-4)IR11,4-Benzodioxan(493-09-4)Raman

493-09-4(1,4-Benzodioxan)Related Search:

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2,2'-Dithiobis(benzothiazole) Dihydromyrcenol 1H-Benzotriazole 6-BROMO-1,4-BENZODIOXANE 6-Acetyl-1,4-benzodioxane
1,4-Benzodioxan-6-amine 2,3-DIHYDRO-1,4-BENZODIOXINE-2-CARBONITRILE 1,4-BENZODIOXAN-6-CARBOXALDEHYDE

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1,2-Ethylenedioxybenzene, 1,4-Benzodioxan, 2,3-Dihydro-1,4-benzodioxin 1,4-Benzodioxan,99% (R)-1-(2-hydroxynaphthalen-1-yl)naphthalen-2-ol 2,3-dihydrobenzo[b][1,4]dioxine 2,3-dihydro-1,4-benzodioxine 2-benzyl-1,4-dioxane 1,4-Benzodioxan, 99% 25ML 2,3-Dihydro-1,4-benzodioxin 1,2-Ethylenedioxybenzene 1,4-Benzodioxane, 1,2-(Ethylenedioxy)benzene Benzo-1,4-dioxane 97% 1,2-Ethylenedioxybenzene 1,4-Benzodioxan 2,3-dihydro-4-benzodioxin Benzene, 1,2-[1,2-ethanediylbis(oxy)]- Ethylene o-phenylene dioxide ethyleneo-phenylenedioxide Pyrocatechol ethylene ether pyrocatecholethyleneether BENZO-1,4-DIOXANE 1,4-Benzodioxane,97% 1, 4-Benzdioxan 1,2-Ethylenedioxybenzene 98% 1,4-benzdioxane 2,3-DIHYDRO-1,4-BENZODIOXINE 2,3-DIHYDRO-1,4-BENZODIOXIN 1,2-ETHYLENDIOXYBENZENE 1,2-ETHYLENEDIOXYBENZENE 1,4-BENZODIOXANE 1,4-BENZODIOXAN 2,3-Dihydrobenzo(1,4)-dioxane 1,4-Benzodioxin, 2,3-dihydro- 1,4-Benzodioxane > 4-Benzodioxan 1,4-Benzene dioxane 1,4-Benzodioxane, 95% 493-09-4 439-09-4 496-09-4 Building Blocks Benzodioxanes Heterocyclic Building Blocks Miscellaneous Compounds