Technology Process of Lycophyll
There total 9 articles about Lycophyll which
guide to synthetic route it.
The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:
synthetic route:
- Guidance literature:
-
dimethyl Ψ,Ψ-carotene-16,16'-dioate;
With
diisobutylaluminium hydride;
In
tetrahydrofuran; toluene;
at 0 - 20 ℃;
for 1h;
With
sodium hydroxide; water;
In
tetrahydrofuran; toluene;
for 0.5h;
- Guidance literature:
-
Multi-step reaction with 8 steps
1: selenium(IV) oxide / ethanol / Reflux; Inert atmosphere
2: 2-methyl-but-2-ene; sodium dihydrogenphosphate; sodium chlorite / tert-butyl alcohol; water / 20 °C / Inert atmosphere
3: potassium carbonate / water; methanol / 20 °C / Inert atmosphere
4: potassium carbonate / water; N,N-dimethyl-formamide / 20 °C / Inert atmosphere
5: carbon tetrabromide; triphenylphosphine / tetrahydrofuran / 0 - 20 °C / Inert atmosphere
6: ethyl acetate / 20 °C / Inert atmosphere
7: lithium methanolate / methanol; toluene / 24 h / Reflux; Inert atmosphere
8: diisobutylaluminium hydride / tetrahydrofuran; toluene / 1 h / 0 - 20 °C / Inert atmosphere
With
selenium(IV) oxide; sodium chlorite; sodium dihydrogenphosphate; 2-methyl-but-2-ene; carbon tetrabromide; lithium methanolate; diisobutylaluminium hydride; potassium carbonate; triphenylphosphine;
In
tetrahydrofuran; methanol; ethanol; water; ethyl acetate; N,N-dimethyl-formamide; toluene; tert-butyl alcohol;
7: |Wittig Olefination;
DOI:10.1021/op050137f
- Guidance literature:
-
Multi-step reaction with 6 steps
1: potassium carbonate / water; methanol / 20 °C / Inert atmosphere
2: potassium carbonate / water; N,N-dimethyl-formamide / 20 °C / Inert atmosphere
3: carbon tetrabromide; triphenylphosphine / tetrahydrofuran / 0 - 20 °C / Inert atmosphere
4: ethyl acetate / 20 °C / Inert atmosphere
5: lithium methanolate / methanol; toluene / 24 h / Reflux; Inert atmosphere
6: diisobutylaluminium hydride / tetrahydrofuran; toluene / 1 h / 0 - 20 °C / Inert atmosphere
With
carbon tetrabromide; lithium methanolate; diisobutylaluminium hydride; potassium carbonate; triphenylphosphine;
In
tetrahydrofuran; methanol; water; ethyl acetate; N,N-dimethyl-formamide; toluene;
5: |Wittig Olefination;
DOI:10.1021/op050137f