Technology Process of Visnagin
There total 22 articles about Visnagin which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 4 steps
1: 75 percent / O2 gas / PdCl2, CuCl2 / dimethylformamide; H2O / 25 °C
2: 70 percent / BF3*Et2O / CH2Cl2 / 0 - 25 °C
3: 1.) NaH, 2.) 1N HCl / 1.) THF, reflux, 5 h, 2.) MeOH, 25 deg C
4: 60 percent / Raney Ni / ethanol
With
hydrogenchloride; boron trifluoride diethyl etherate; oxygen; nickel; sodium hydride;
copper dichloride; palladium dichloride;
In
ethanol; dichloromethane; water; N,N-dimethyl-formamide;
DOI:10.1021/jo00280a002
- Guidance literature:
-
Multi-step reaction with 5 steps
1: 86 percent / NaH / tetrahydrofuran / 0 - 25 °C
2: 75 percent / O2 gas / PdCl2, CuCl2 / dimethylformamide; H2O / 25 °C
3: 70 percent / BF3*Et2O / CH2Cl2 / 0 - 25 °C
4: 1.) NaH, 2.) 1N HCl / 1.) THF, reflux, 5 h, 2.) MeOH, 25 deg C
5: 60 percent / Raney Ni / ethanol
With
hydrogenchloride; boron trifluoride diethyl etherate; oxygen; nickel; sodium hydride;
copper dichloride; palladium dichloride;
In
tetrahydrofuran; ethanol; dichloromethane; water; N,N-dimethyl-formamide;
DOI:10.1021/jo00280a002
Xn
