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

Base Information

Chemical Name:3,4-seco-11-oxo-18β-olean-4(23),12-diene-3,30-dioic acid 30-benzyl ester
CAS No.:1158817-96-9
Molecular Formula:C₃₇H₅₀O₅
Molecular Weight:574.801
Hs Code.:

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

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

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

There total 4 articles about 3,4-seco-11-oxo-18β-olean-4(23),12-diene-3,30-dioic acid 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: 70.0%

: 1158817-95-8
4-hydroxy-3,4-seco-11-oxo-18β-olean-12-ene-3,30-dioic acid 3,4-lactone 30-benzyl ester

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

Guidance literature:: With toluene-4-sulfonic acid; In dichloromethane; at 20 ℃;
DOI:10.1016/j.bmc.2009.02.025

Reference yield:

: 471-53-4
enoxolone

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

Guidance literature:: Multi-step reaction with 4 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

With chromium(VI) oxide; dmap; toluene-4-sulfonic acid; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; 3-chloro-benzenecarboperoxoic acid; In dichloromethane; N,N-dimethyl-formamide;
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

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

Guidance literature:: Multi-step reaction with 2 steps

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

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

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