Technology Process of Benzenesulfonic acid 4-benzyloxy-2-oxo-2,3,3a,8a-tetrahydro-benzo[b]furo[3,2-d]furan-6-yl ester
There total 6 articles about Benzenesulfonic acid 4-benzyloxy-2-oxo-2,3,3a,8a-tetrahydro-benzo[b]furo[3,2-d]furan-6-yl ester which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
formic acid; triethylamine;
dichloro bis(acetonitrile) palladium(II);
In
N,N-dimethyl-formamide;
at 35 ℃;
for 1h;
DOI:10.1055/s-1988-27700
- Guidance literature:
-
Multi-step reaction with 5 steps
1: 87 percent / K2CO3 / acetone / 3.5 h / Heating
2: 62 percent / KOH / methanol / 4 h / Ambient temperature
3: 48 percent / HCl, KI, KIO3 / methanol; H2O / 1 h
4: 1.) K2CO3 / 1.) tetra-n-butylammonium bromide / 1.) CH2Cl2, water, room temp., 10 min, 2.) CH2Cl2, water, room temp., 1 h
5: 51 percent / Et3N, formic acid / Pd(CH3CN)2Cl2 / dimethylformamide / 1 h / 35 °C
With
hydrogenchloride; potassium iodate; potassium hydroxide; formic acid; potassium carbonate; triethylamine; potassium iodide;
dichloro bis(acetonitrile) palladium(II); tetrabutylammomium bromide;
In
methanol; water; N,N-dimethyl-formamide; acetone;
DOI:10.1055/s-1988-27700
- Guidance literature:
-
Multi-step reaction with 5 steps
1: 87 percent / K2CO3 / acetone / 3.5 h / Heating
2: 62 percent / KOH / methanol / 4 h / Ambient temperature
3: 48 percent / HCl, KI, KIO3 / methanol; H2O / 1 h
4: 1.) K2CO3 / 1.) tetra-n-butylammonium bromide / 1.) CH2Cl2, water, room temp., 10 min, 2.) CH2Cl2, water, room temp., 1 h
5: 51 percent / Et3N, formic acid / Pd(CH3CN)2Cl2 / dimethylformamide / 1 h / 35 °C
With
hydrogenchloride; potassium iodate; potassium hydroxide; formic acid; potassium carbonate; triethylamine; potassium iodide;
dichloro bis(acetonitrile) palladium(II); tetrabutylammomium bromide;
In
methanol; water; N,N-dimethyl-formamide; acetone;
DOI:10.1055/s-1988-27700