Technology Process of 5-azido-2,3,5-trideoxy-6-O-(3,5-difluorobenzyl)-2-methyl-L-idono-1,4-lactone
There total 6 articles about 5-azido-2,3,5-trideoxy-6-O-(3,5-difluorobenzyl)-2-methyl-L-idono-1,4-lactone which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 4 steps
1.1: lithium diisopropyl amide / tetrahydrofuran / 0.5 h / -78 °C
1.2: 2 h / -78 °C
1.3: 20 °C
2.1: hydrogen / palladium on activated charcoal / ethanol
3.1: di(n-butyl)tin oxide / toluene / 5 h / Heating / reflux
3.2: 90 °C
4.1: di-isopropyl azodicarboxylate; triphenylphosphine / tetrahydrofuran / 0.17 h / -15 °C
4.2: 0 - 20 °C
With
di-isopropyl azodicarboxylate; hydrogen; di(n-butyl)tin oxide; triphenylphosphine; lithium diisopropyl amide;
palladium on activated charcoal;
In
tetrahydrofuran; ethanol; toluene;
- Guidance literature:
-
Multi-step reaction with 7 steps
1.1: tetrahydrofuran / Heating / reflux
2.1: tri-n-butyl-tin hydride / toluene / 2.5 h / 110 °C / Heating / reflux
3.1: boron trifluoride diethyl etherate; 3-chloro-benzenecarboperoxoic acid / dichloromethane / 6 h / 0 - 20 °C
4.1: lithium diisopropyl amide / tetrahydrofuran / 0.5 h / -78 °C
4.2: 2 h / -78 °C
4.3: 20 °C
5.1: hydrogen / palladium on activated charcoal / ethanol
6.1: di(n-butyl)tin oxide / toluene / 5 h / Heating / reflux
6.2: 90 °C
7.1: di-isopropyl azodicarboxylate; triphenylphosphine / tetrahydrofuran / 0.17 h / -15 °C
7.2: 0 - 20 °C
With
di-isopropyl azodicarboxylate; boron trifluoride diethyl etherate; hydrogen; tri-n-butyl-tin hydride; di(n-butyl)tin oxide; 3-chloro-benzenecarboperoxoic acid; triphenylphosphine; lithium diisopropyl amide;
palladium on activated charcoal;
In
tetrahydrofuran; ethanol; dichloromethane; toluene;
- Guidance literature:
-
Multi-step reaction with 3 steps
1.1: hydrogen / palladium on activated charcoal / ethanol
2.1: di(n-butyl)tin oxide / toluene / 5 h / Heating / reflux
2.2: 90 °C
3.1: di-isopropyl azodicarboxylate; triphenylphosphine / tetrahydrofuran / 0.17 h / -15 °C
3.2: 0 - 20 °C
With
di-isopropyl azodicarboxylate; hydrogen; di(n-butyl)tin oxide; triphenylphosphine;
palladium on activated charcoal;
In
tetrahydrofuran; ethanol; toluene;