Technology Process of 3,9-Dihydroxy-8-methoxy-6H-benzofuro(3,2-c)(1)benzopyran-6-one
There total 7 articles about 3,9-Dihydroxy-8-methoxy-6H-benzofuro(3,2-c)(1)benzopyran-6-one 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
hydrogen;
palladium on activated charcoal;
In
acetone;
for 6h;
under 2280 Torr;
DOI:10.1016/j.bmc.2006.07.053
- Guidance literature:
-
Multi-step reaction with 2 steps
1: 2,3-dichloro-5,6-dicyano-1,4-benzoquinone / tetrahydrofuran / 12 h / 20 °C
2: hydrogen / Pd/C / acetone / 6 h / 2280 Torr
With
hydrogen; 2,3-dicyano-5,6-dichloro-p-benzoquinone;
palladium on activated charcoal;
In
tetrahydrofuran; acetone;
DOI:10.1016/j.bmc.2006.07.053
- Guidance literature:
-
Multi-step reaction with 6 steps
1: m-chloroperoxybenzoic acid / CH2Cl2 / 24 h / 20 °C
2: KOH / tetrahydrofuran / 17 h / Heating
3: hydrochloric acid / tetrahydrofuran; H2O / 13 h / 0 - 20 °C
4: LiCl / PdCl2 / acetone / 12 h / 25 °C
5: 2,3-dichloro-5,6-dicyano-1,4-benzoquinone / tetrahydrofuran / 12 h / 20 °C
6: hydrogen / Pd/C / acetone / 6 h / 2280 Torr
With
hydrogenchloride; potassium hydroxide; hydrogen; 3-chloro-benzenecarboperoxoic acid; 2,3-dicyano-5,6-dichloro-p-benzoquinone; lithium chloride;
palladium on activated charcoal; palladium dichloride;
In
tetrahydrofuran; dichloromethane; water; acetone;
DOI:10.1016/j.bmc.2006.07.053