1,2-Dibromononane

Base Information

• Chemical Name: 1,2-Dibromononane
• CAS No.: 73642-91-8
• Molecular Formula: C9H18Br2
• Molecular Weight: 286.05
• DSSTox Substance ID: DTXSID50502387
• Nikkaji Number: J726.496H
• Mol file: 73642-91-8.mol

Synonyms:1,2-DIBROMONONANE;73642-91-8;SCHEMBL3493152;DTXSID50502387

Chemical Property of 1,2-Dibromononane

Chemical Property:

• Vapor Pressure: 0.0105mmHg at 25°C
• XLogP3: 5.2
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 7
• Exact Mass: 285.97548
• Heavy Atom Count: 11
• Complexity: 74

Purity/Quality:

99%min ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CCCCCCCC(CBr)Br

Technology Process of 1,2-Dibromononane

There total 3 articles about 1,2-Dibromononane 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: 98.0%

non-1-ene (124-11-8) → 1,2-dibromononane (73642-91-8)

Guidance literature:

With Oxone; sodium bromide; In tetrachloromethane; water; at 0 ℃;

DOI:10.1016/0040-4039(96)00295-X

Reference yield: 64.0%

non-1-ene (124-11-8) → 1,2-dibromononane (73642-91-8) + 1-bromo-nonan-2-ol (57568-35-1) + 1-bromo-nonan-2-one (70243-13-9)

Guidance literature:

With sodium bromate; sulfuric acid; sodium bromide; In 1,4-dioxane; water; at 20 ℃; for 13h;

DOI:10.1016/j.tetlet.2009.03.047

Reference yield:

n-hexylmagnesium bromide (3761-92-0) → 1,2-dibromononane (73642-91-8)

Guidance literature:

Multi-step reaction with 2 steps

1: diethyl ether / Darst_. Reinigung durch Ueberfuehrung in 1.2-Dibrom-nonan und Zerlegung des Dibromids mit verkupfertem Zink in 90prozentigem Aethanol in der Waerme

2: bromine / -12 - -5 °C

With diethyl ether; bromine;

upstream raw materials:

non-1-ene

n-hexylmagnesium bromide

Downstream raw materials:

nonane

2-bromononane

1-nonyne

(Z)-1-bromonon-1-ene

Refernces

• 1、 Dieter, R. Karl,Nice, Lois E.,Velu, Sadanandan E.. "Oxidation of α,β-enones and alkenes with oxone and sodium halides: A convenient laboratory preparation of chlorine and bromine". . p. 2377 - 2380. Retrieved 2007/10/03.