Technology Process of C51H66O19
There total 12 articles about C51H66O19 which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 8 steps
1: 44 percent / 10percent aq. KOH, Bu4NBr / CH2Cl2
2: 93 percent / NaH / dimethylformamide / 2 h / Ambient temperature
3: 79 percent / 1.2M HCl / dioxane / Heating
4: 85 percent / NaBH4 / ethanol
5: 85 percent / NaH / dimethylformamide / 2 h / Ambient temperature
6: 1) t-BuOK 2) 0.1M HCl / 1) DMF, 2.5 h, 80 deg C 2) acetone, 45 min, reflux
7: 90 percent / TMS-triflate, molecular sieves (4A) / CH2Cl2 / 0.08 h / -30 °C
8: 98 percent / NaOMe / methanol / 48 h / Ambient temperature; pH 10
With
hydrogenchloride; potassium hydroxide; sodium tetrahydroborate; trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; potassium tert-butylate; tetrabutylammomium bromide; sodium methylate; sodium hydride;
In
1,4-dioxane; methanol; ethanol; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1016/0008-6215(90)84051-U
- Guidance literature:
-
Multi-step reaction with 8 steps
1: 44 percent / 10percent aq. KOH, Bu4NBr / CH2Cl2
2: 93 percent / NaH / dimethylformamide / 2 h / Ambient temperature
3: 79 percent / 1.2M HCl / dioxane / Heating
4: 85 percent / NaBH4 / ethanol
5: 85 percent / NaH / dimethylformamide / 2 h / Ambient temperature
6: 1) t-BuOK 2) 0.1M HCl / 1) DMF, 2.5 h, 80 deg C 2) acetone, 45 min, reflux
7: 90 percent / TMS-triflate, molecular sieves (4A) / CH2Cl2 / 0.08 h / -30 °C
8: 98 percent / NaOMe / methanol / 48 h / Ambient temperature; pH 10
With
hydrogenchloride; potassium hydroxide; sodium tetrahydroborate; trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; potassium tert-butylate; tetrabutylammomium bromide; sodium methylate; sodium hydride;
In
1,4-dioxane; methanol; ethanol; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1016/0008-6215(90)84051-U