Technology Process of C28H26
There total 4 articles about C28H26 which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 4 steps
1: 1) butyllithium / 1) THF, -70 deg C to 0 deg C, 2) THF, a) -70 deg C, 2 h, b) to room temp.
2: 100 percent / tetrahydrofuran / 24 h
3: 83 percent / Na/Hg, disodium hydrogen orthophosphate / tetrahydrofuran; methanol / 1) -70 deg C to -20 deg C, 2) -20 deg C, 3 h, 3) -20 deg C to room temp., 4) room temp, 8 h
4: toluene-p-sulphonic acid monohydrate / 52 h / 120 °C
With
disodium hydrogenphosphate; sodium amalgam; n-butyllithium; toluene-4-sulfonic acid;
In
tetrahydrofuran; methanol;
DOI:10.1039/P19910001221
- Guidance literature:
-
Multi-step reaction with 3 steps
1: 100 percent / tetrahydrofuran / 24 h
2: 83 percent / Na/Hg, disodium hydrogen orthophosphate / tetrahydrofuran; methanol / 1) -70 deg C to -20 deg C, 2) -20 deg C, 3 h, 3) -20 deg C to room temp., 4) room temp, 8 h
3: toluene-p-sulphonic acid monohydrate / 52 h / 120 °C
With
disodium hydrogenphosphate; sodium amalgam; toluene-4-sulfonic acid;
In
tetrahydrofuran; methanol;
DOI:10.1039/P19910001221
- Guidance literature:
-
Multi-step reaction with 2 steps
1: 83 percent / Na/Hg, disodium hydrogen orthophosphate / tetrahydrofuran; methanol / 1) -70 deg C to -20 deg C, 2) -20 deg C, 3 h, 3) -20 deg C to room temp., 4) room temp, 8 h
2: toluene-p-sulphonic acid monohydrate / 52 h / 120 °C
With
disodium hydrogenphosphate; sodium amalgam; toluene-4-sulfonic acid;
In
tetrahydrofuran; methanol;
DOI:10.1039/P19910001221