Technology Process of C48H69ClN4O5
There total 17 articles about C48H69ClN4O5 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:
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1443467-40-0
(3aR,5aR,5bR,7aR,9S,11aR,11bR,13aS)-1-isopropyl-5a,5b,8,8,11a-pentamethyl-3a-(2-nitroethyl)-2-oxo-3,3a,4,5,5a,5b,6,7,7a,8,9,10,11,11a,11b,12,13,13a-octadecahydro-2H-cyclopenta[a]chrysen-9-yl acetate
- Guidance literature:
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Multi-step reaction with 7 steps
1: acetic acid; sodium nitrite / dimethyl sulfoxide / 20 °C
2: oxalyl dichloride; N,N-dimethyl-formamide / dichloromethane / 1 h / 20 °C
3: hydrazine hydrate / dichloromethane / 0.5 h / 0 °C
4: acetic acid; silver benzoate / dichloromethane / 48 h / 20 °C
5: sodium hydroxide; water / tetrahydrofuran; methanol / 3 h / 20 °C
6: dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 20 °C
7: trifluoroacetic acid / dichloromethane / 20 °C
With
dmap; oxalyl dichloride; water; silver benzoate; hydrazine hydrate; acetic acid; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N,N-dimethyl-formamide; trifluoroacetic acid; sodium hydroxide; sodium nitrite;
In
tetrahydrofuran; methanol; dichloromethane; dimethyl sulfoxide;
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1449796-76-2
2-((3aS,5aR,5bR,7aR,9S,11aR,11bR,13aS)-9-acetoxy-1-isopropyl-5a,5b,8,8,11a-pentamethyl-2-oxo-2,3,4,5,5a,5b,6,7,7a,8,9,10,11,11a,11b,12,13,13a-octadecahydro-3aH-cyclopenta[a]chrysen-3a-yl)acetic acid
- Guidance literature:
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Multi-step reaction with 6 steps
1: oxalyl dichloride; N,N-dimethyl-formamide / dichloromethane / 1 h / 20 °C
2: hydrazine hydrate / dichloromethane / 0.5 h / 0 °C
3: acetic acid; silver benzoate / dichloromethane / 48 h / 20 °C
4: sodium hydroxide; water / tetrahydrofuran; methanol / 3 h / 20 °C
5: dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 20 °C
6: trifluoroacetic acid / dichloromethane / 20 °C
With
dmap; oxalyl dichloride; water; silver benzoate; hydrazine hydrate; acetic acid; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N,N-dimethyl-formamide; trifluoroacetic acid; sodium hydroxide;
In
tetrahydrofuran; methanol; dichloromethane;
- Guidance literature:
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Multi-step reaction with 7 steps
1: oxalyl dichloride; N,N-dimethyl-formamide / dichloromethane / 20 °C
2: triethylamine / dichloromethane / 0.5 h / 0 °C
3: Lawessons reagent / toluene / 3 h / Reflux
4: acetic acid; silver benzoate / dichloromethane / 48 h / 20 °C
5: sodium hydroxide; water / tetrahydrofuran; methanol / 3 h / 20 °C
6: dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 20 °C
7: trifluoroacetic acid / dichloromethane / 20 °C
With
Lawessons reagent; dmap; oxalyl dichloride; water; silver benzoate; acetic acid; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; N,N-dimethyl-formamide; trifluoroacetic acid; sodium hydroxide;
In
tetrahydrofuran; methanol; dichloromethane; toluene;