Technology Process of C29H30O7
There total 4 articles about C29H30O7 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:
-
5,6-dimethoxy-2,2-dimethyl-2H-benzopyran;
With
n-butyllithium; N,N,N,N,-tetramethylethylenediamine;
In
tetrahydrofuran;
at 0 ℃;
for 0.5h;
Inert atmosphere;
2-benzyloxy-4,5-dimethoxy-benzaldehyde;
In
tetrahydrofuran;
at 0 - 20 ℃;
for 7.5h;
With
1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione;
In
dimethyl sulfoxide;
for 12h;
Overall yield = 489 mg;
DOI:10.1016/j.bmc.2013.03.079
- Guidance literature:
-
Multi-step reaction with 3 steps
1.1: dihydrogen peroxide; potassium hydrogensulfate / methanol; water / 8 h / 20 °C
2.1: potassium carbonate / acetone / 20 h / Inert atmosphere; Reflux
3.1: N,N,N,N,-tetramethylethylenediamine; n-butyllithium / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere
3.2: 7.5 h / 0 - 20 °C
3.3: 12 h
With
potassium hydrogensulfate; n-butyllithium; N,N,N,N,-tetramethylethylenediamine; dihydrogen peroxide; potassium carbonate;
In
tetrahydrofuran; methanol; water; acetone;
DOI:10.1016/j.bmc.2013.03.079
- Guidance literature:
-
Multi-step reaction with 5 steps
1.1: calcium hydroxide / methanol / 48 h / 20 °C
2.1: potassium carbonate / acetone / 20 h / 20 °C / Inert atmosphere
3.1: dihydrogen peroxide; potassium hydrogensulfate / methanol; water / 8 h / 20 °C
4.1: potassium carbonate / acetone / 20 h / Inert atmosphere; Reflux
5.1: N,N,N,N,-tetramethylethylenediamine; n-butyllithium / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere
5.2: 7.5 h / 0 - 20 °C
5.3: 12 h
With
potassium hydrogensulfate; n-butyllithium; N,N,N,N,-tetramethylethylenediamine; dihydrogen peroxide; potassium carbonate; calcium hydroxide;
In
tetrahydrofuran; methanol; water; acetone;
DOI:10.1016/j.bmc.2013.03.079
