2,3-Dibromo-2,3-dihydro-1,4-benzodioxine

Base Information

• Chemical Name: 2,3-Dibromo-2,3-dihydro-1,4-benzodioxine
• CAS No.: 67470-89-7
• Molecular Formula: C8H6Br2O2
• Molecular Weight: 293.942
• DSSTox Substance ID: DTXSID50496353
• Mol file: 67470-89-7.mol

Synonyms:67470-89-7;2,3-Dibromo-2,3-dihydro-1,4-benzodioxine;SCHEMBL312107;DTXSID50496353;SWOGYTCPGNFHBE-UHFFFAOYSA-N;AKOS015962284;AC-16350

Chemical Property of 2,3-Dibromo-2,3-dihydro-1,4-benzodioxine

Chemical Property:

• Vapor Pressure: 0.003mmHg at 25°C
• Boiling Point: 293.289oC at 760 mmHg
• Flash Point: 117.468oC
• PSA: 18.46000
• Density: 1.999g/cm3
• LogP: 2.89980
• XLogP3: 3.5
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 0
• Exact Mass: 293.87141
• Heavy Atom Count: 12
• Complexity: 147

Purity/Quality:

99% ^*data from raw suppliers

2,3-DIBROMO-BENZO-1,4-DIOXANE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC=C2C(=C1)OC(C(O2)Br)Br

Technology Process of 2,3-Dibromo-2,3-dihydro-1,4-benzodioxine

There total 2 articles about 2,3-Dibromo-2,3-dihydro-1,4-benzodioxine which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

benzo-1,4-dioxane (493-09-4) → 2,3-dibromo-2,3-dihydro-benzo[1,4]dioxin (67470-89-7)

Guidance literature:

With N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile); In tetrachloromethane; Irradiation;

DOI:10.1039/a800189h

Reference yield:

→ 2,3-dibromo-2,3-dihydro-benzo[1,4]dioxin (67470-89-7)

Guidance literature:

With carbon disulfide; bromine; unter Kuehlung mit Eis-Kochsalzmischung;

Reference yield: 83.0%

2,3-dibromo-2,3-dihydro-benzo[1,4]dioxin (67470-89-7) → 2-bromobenzo[b][1,4]dioxine (121910-87-0)

Guidance literature:

With potassium tert-butylate; In diethyl ether; for 8h;

DOI:10.1016/S0040-4020(01)81373-9

upstream raw materials:

benzo-1,4-dioxane

Downstream raw materials:

2-bromobenzo[b][1,4]dioxine

Glyoxal

hydrogen bromide

benzene-1,2-diol