1,4-Dibromonorbornane

Base Information

• Chemical Name: 1,4-Dibromonorbornane
• CAS No.: 40950-22-9
• Molecular Formula: C7H10 Br2
• Molecular Weight: 253.964
• DSSTox Substance ID: DTXSID90193950
• Nikkaji Number: J270.963E
• Wikidata: Q83066679
• Mol file: 40950-22-9.mol

Synonyms:1,4-Dibromonorbornane;40950-22-9;1,4-dibromobicyclo[2.2.1]heptane;DTXSID90193950

Chemical Property of 1,4-Dibromonorbornane

Chemical Property:

• Vapor Pressure: 0.112mmHg at 25°C
• Boiling Point: 228.2°Cat760mmHg
• Flash Point: 97.8°C
• Density: 2.057g/cm³
• XLogP3: 2.8
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 0
• Exact Mass: 253.91288
• Heavy Atom Count: 9
• Complexity: 118

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1CC2(CCC1(C2)Br)Br

Technology Process of 1,4-Dibromonorbornane

There total 6 articles about 1,4-Dibromonorbornane 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: 63.0%

4-bromobicyclo<2.2.1>heptane-1-carboxylic acid (15448-85-8) → 1,4-dibromobicyclo<2.2.1>heptane (40950-22-9)

Guidance literature:

With bromine; mercury(II) oxide; In dichloromethane;

DOI:10.1021/jo00287a014

Reference yield: 38.0%

1.4-Dichlornorbornan (2941-51-7) → 1,4-dibromobicyclo<2.2.1>heptane (40950-22-9)

Guidance literature:

With bromine; ethylene dibromide; aluminium; 1,1-dibromomethane; at 100 ℃; for 1h;

Reference yield:

1,4-diiodobicyclo<2.2.1>heptane (40950-21-8) → 1,1'-binorbornane (18313-42-3) + norbornane (279-23-2) + 1,4-dibromobicyclo<2.2.1>heptane (40950-22-9)

Guidance literature:

With bromine; potassium; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts; 1.) 120 deg C, ultrasound mixing;

DOI:10.1021/ja00371a059

upstream raw materials:

1.4-Dichlornorbornan

4-bromobicyclo<2.2.1>heptane-1-carboxylic acid

1,4-diiodobicyclo<2.2.1>heptane

Downstream raw materials:

norbornene

1,1'-binorbornane

bis(1-norbornyl)mercury

1-bromonorbornane

Refernces

• 1、 Honegger, Evi,Heilbronner, Edgar,Hess, Nicole,Martin, Hans-Dieter. "Photoelectron Spectra of Symmetrical 1,4-Dihalonorbornanes". . p. 2927 - 2939. Retrieved 2007/10/02.