11-oxo-18β-3,4-seco-olean-4(23),12-diene-3,30-dioic acid 3-ethyl 30-benzyl ester

Base Information

Chemical Name:11-oxo-18β-3,4-seco-olean-4(23),12-diene-3,30-dioic acid 3-ethyl 30-benzyl ester
CAS No.:1321990-67-3
Molecular Formula:C₃₉H₅₄O₅
Molecular Weight:602.855
Hs Code.:

Synonyms:11-oxo-18β-3,4-seco-olean-4(23),12-diene-3,30-dioic acid 3-ethyl 30-benzyl ester

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Chemical Property of 11-oxo-18β-3,4-seco-olean-4(23),12-diene-3,30-dioic acid 3-ethyl 30-benzyl ester

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Technology Process of 11-oxo-18β-3,4-seco-olean-4(23),12-diene-3,30-dioic acid 3-ethyl 30-benzyl ester

There total 4 articles about 11-oxo-18β-3,4-seco-olean-4(23),12-diene-3,30-dioic acid 3-ethyl 30-benzyl ester 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:

Reference yield: 65.0%

: 1158817-96-9
3,4-seco-11-oxo-18β-olean-4(23),12-diene-3,30-dioic acid 30-benzyl ester

: 75-03-6
ethyl iodide

: 1321990-67-3
11-oxo-18β-3,4-seco-olean-4(23),12-diene-3,30-dioic acid 3-ethyl 30-benzyl ester

Guidance literature:: With potassium carbonate; In acetone;
DOI:10.1016/j.bmc.2011.05.054

Reference yield:

: 1321990-56-0
3,11-dioxo-18β-oleanane-12-ene-30-carboxylic acid benzyl ester

: 1321990-67-3
11-oxo-18β-3,4-seco-olean-4(23),12-diene-3,30-dioic acid 3-ethyl 30-benzyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 12 h / 20 °C

2: toluene-4-sulfonic acid / dichloromethane / 24 h / 20 °C

3: potassium carbonate / acetone

With potassium carbonate; toluene-4-sulfonic acid; 3-chloro-benzenecarboperoxoic acid; In dichloromethane; acetone;
DOI:10.1016/j.bmc.2011.05.054

Reference yield:

: 471-53-4
enoxolone

: 1321990-67-3
11-oxo-18β-3,4-seco-olean-4(23),12-diene-3,30-dioic acid 3-ethyl 30-benzyl ester

Guidance literature:: Multi-step reaction with 5 steps

1: chromium(VI) oxide / N,N-dimethyl-formamide / 12 h / 20 °C

2: dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane

3: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 12 h / 20 °C

4: toluene-4-sulfonic acid / dichloromethane / 24 h / 20 °C

5: potassium carbonate / acetone

With chromium(VI) oxide; dmap; potassium carbonate; toluene-4-sulfonic acid; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; 3-chloro-benzenecarboperoxoic acid; In dichloromethane; N,N-dimethyl-formamide; acetone;
DOI:10.1016/j.bmc.2011.05.054