Technology Process of N-tosyl-α,α-dimethyl-2-azaspiro<4,5>decane-3-methanol
There total 18 articles about N-tosyl-α,α-dimethyl-2-azaspiro<4,5>decane-3-methanol which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 10 steps
1: 72 percent / iPr2NLi / tetrahydrofuran / 2 h / -78 °C
2: 92 percent / 15percent ethanolic KOH / 48 h / Heating
3: sodium, oxalyl chloride / diethyl ether / 3 h / Heating
4: ammonia / diethyl ether / ice-cooling
5: 83 percent / LiAlH4 / tetrahydrofuran / 2.5 h / Heating
6: 83 percent / 25percent NaOH / dimethylformamide; H2O / 1 h / pH 12
7: 1) m-chloroperbenzoic acid, 2) potassium carbonate / 1) chloroform, room temperature, 2) 0 deg C, 2 h
8: 89 percent / CrO3, H2SO4, H2O / acetone / a) -5 deg C, 3 h, b) room temperature, 5 h
9: methanol
With
chromium(VI) oxide; potassium hydroxide; sodium hydroxide; lithium aluminium tetrahydride; oxalyl dichloride; sulfuric acid; ammonia; water; sodium; potassium carbonate; 3-chloro-benzenecarboperoxoic acid; lithium diisopropyl amide;
In
tetrahydrofuran; methanol; diethyl ether; water; N,N-dimethyl-formamide; acetone;
DOI:10.1016/S0040-4020(01)96036-3
- Guidance literature:
-
Multi-step reaction with 3 steps
1: 75 percent / 25percent aq. NaOH / dimethylformamide; H2O / 1 h / pH 12
2: 1) m-chloroperbenzoic acid, 2) potassium carbonate / 1) chloroform, room temperature, 2) 0 deg C, 2 h
3: 1) BF3*Et2O, 2) H2O / 1) a) dichloromethane, -78 deg C, 3.5 h, b) room temperature, 18 h
With
sodium hydroxide; boron trifluoride diethyl etherate; water; potassium carbonate; 3-chloro-benzenecarboperoxoic acid;
In
water; N,N-dimethyl-formamide;
DOI:10.1016/S0040-4020(01)96036-3