Technology Process of 4H-1-Benzopyran-4-one,
7-hydroxy-6-methoxy-2-[4-(phenylmethoxy)phenyl]-8-(2-propenyl)-
There total 7 articles about 4H-1-Benzopyran-4-one,
7-hydroxy-6-methoxy-2-[4-(phenylmethoxy)phenyl]-8-(2-propenyl)- 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:
-
Multi-step reaction with 4 steps
1: 1.4 g / pyridine / 0.5 h / 50 - 60 °C
2: 0.8 percent / KOH / pyridine / 2 h / 50 - 60 °C
3: 0.5 g / glacial acetic acid, conc. HCl / acetic acid / 2 h / Heating
4: 0.3 g / 190 - 200 °C / reduced pressure
With
pyridine; hydrogenchloride; potassium hydroxide; acetic acid;
In
pyridine; acetic acid;
- Guidance literature:
-
Multi-step reaction with 6 steps
1: 1.3 g / aqu. KOH, potassium persulphate / pyridine
2: 1.25 g / potassium carbonate / acetone
3: 1.4 g / pyridine / 0.5 h / 50 - 60 °C
4: 0.8 percent / KOH / pyridine / 2 h / 50 - 60 °C
5: 0.5 g / glacial acetic acid, conc. HCl / acetic acid / 2 h / Heating
6: 0.3 g / 190 - 200 °C / reduced pressure
With
pyridine; hydrogenchloride; potassium hydroxide; potassium peroxomonosulphate; potassium carbonate; acetic acid;
In
pyridine; acetic acid; acetone;
- Guidance literature:
-
Multi-step reaction with 4 steps
1: 1.4 g / pyridine / 0.5 h / 50 - 60 °C
2: 0.8 percent / KOH / pyridine / 2 h / 50 - 60 °C
3: 0.5 g / glacial acetic acid, conc. HCl / acetic acid / 2 h / Heating
4: 0.3 g / 190 - 200 °C / reduced pressure
With
pyridine; hydrogenchloride; potassium hydroxide; acetic acid;
In
pyridine; acetic acid;
