Technology Process of (+/-)-bryaflavan
There total 7 articles about (+/-)-bryaflavan which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 5 steps
1: 60 percent / 50percent KOH / ethanol / 72 h / Ambient temperature
2: pyridine / 12 h / Ambient temperature
3: 1.) Tl(NO3)3*H2O, 2.) MeONa / 1.) room temp., 5 h, 2.) MeOH, 2 h
4: 10percent HCl / methanol / 2 h / Heating
5: 10 mg / H2 / 10percent Pd/BaSO4 / acetone / 3 h
With
pyridine; hydrogenchloride; potassium hydroxide; hydrogen; sodium methylate; thallium(III) nitrate;
Pd-BaSO4;
In
methanol; ethanol; acetone;
- Guidance literature:
-
Multi-step reaction with 4 steps
1: pyridine / 12 h / Ambient temperature
2: 1.) Tl(NO3)3*H2O, 2.) MeONa / 1.) room temp., 5 h, 2.) MeOH, 2 h
3: 10percent HCl / methanol / 2 h / Heating
4: 10 mg / H2 / 10percent Pd/BaSO4 / acetone / 3 h
With
pyridine; hydrogenchloride; hydrogen; sodium methylate; thallium(III) nitrate;
Pd-BaSO4;
In
methanol; acetone;
- Guidance literature:
-
Multi-step reaction with 3 steps
1: 1.) Tl(NO3)3*H2O, 2.) MeONa / 1.) room temp., 5 h, 2.) MeOH, 2 h
2: 10percent HCl / methanol / 2 h / Heating
3: 10 mg / H2 / 10percent Pd/BaSO4 / acetone / 3 h
With
hydrogenchloride; hydrogen; sodium methylate; thallium(III) nitrate;
Pd-BaSO4;
In
methanol; acetone;
