Technology Process of Pyranthrene
There total 10 articles about Pyranthrene 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:
-
With
tin(II) chloride dihdyrate; sulfuric acid;
In
dichloromethane; isopropyl alcohol;
at 20 ℃;
for 18h;
Darkness;
DOI:10.1021/acs.orglett.9b04382
- Guidance literature:
-
With
copper;
at 400 ℃;
under 25 Torr;
- Guidance literature:
-
Multi-step reaction with 3 steps
1: 2,3-dicyano-5,6-dichloro-p-benzoquinone / toluene / 4 h / Reflux; Inert atmosphere
2: potassium carbonate; tetrakis(triphenylphosphine) palladium(0) / toluene; methanol; water / 16 h / Reflux; Inert atmosphere
3: sulfuric acid; tin(II) chloride dihdyrate / dichloromethane; isopropyl alcohol / 18 h / 20 °C / Darkness
With
tetrakis(triphenylphosphine) palladium(0); tin(II) chloride dihdyrate; sulfuric acid; potassium carbonate; 2,3-dicyano-5,6-dichloro-p-benzoquinone;
In
methanol; dichloromethane; water; isopropyl alcohol; toluene;
2: |Suzuki Coupling;
DOI:10.1021/acs.orglett.9b04382
