Technology Process of 2,7-Dibromofluorene
There total 9 articles about 2,7-Dibromofluorene 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:
- Guidance literature:
-
3,6-dibromofluoren-9-one;
With
hydrazine hydrate;
In
diethylene glycol;
at 80 - 100 ℃;
for 5h;
With
potassium hydroxide;
In
water; diethylene glycol;
at 120 ℃;
for 4h;
DOI:10.1007/s13738-019-01713-3
- Guidance literature:
-
With
sulfuric acid; copper;
In
ethanol;
for 3h;
Heating / reflux;
- Guidance literature:
-
Multi-step reaction with 3 steps
1.1: bromine; dibenzoyl peroxide / nitrobenzene / 1 h / 120 °C
2.1: potassium hydroxide / water / 0.5 h / 130 °C
2.2: 3 h / 130 °C
3.1: hydrazine hydrate / 2,2'-[1,2-ethanediylbis(oxy)]bisethanol / 100 °C
3.2: 2 h / 130 °C
With
bromine; hydrazine hydrate; potassium hydroxide; dibenzoyl peroxide;
In
water; nitrobenzene; 2,2'-[1,2-ethanediylbis(oxy)]bisethanol;
3.1: Wolff-Kishner reduction;
DOI:10.1039/c2jm15868j
Xi:Irritant;
