3β-hydroxy-30-nor-olean-11,13(18)-dien-20β-[N-(2-carboxyphenyl)]carboxamide

Base Information

• Chemical Name: 3β-hydroxy-30-nor-olean-11,13(18)-dien-20β-[N-(2-carboxyphenyl)]carboxamide
• CAS No.: 870258-61-0
• Molecular Formula: C₃₇H₅₁NO₄
• Molecular Weight: 573.816

Synonyms:3β-hydroxy-30-nor-olean-11,13(18)-dien-20β-[N-(2-carboxyphenyl)]carboxamide

Chemical Property of 3β-hydroxy-30-nor-olean-11,13(18)-dien-20β-[N-(2-carboxyphenyl)]carboxamide

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Technology Process of 3β-hydroxy-30-nor-olean-11,13(18)-dien-20β-[N-(2-carboxyphenyl)]carboxamide

There total 4 articles about 3β-hydroxy-30-nor-olean-11,13(18)-dien-20β-[N-(2-carboxyphenyl)]carboxamide 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: 99.0%

3β-O-acetyl-30-nor-olean-11,13(18)-dien-20β-[N-(2-carboxyphenyl)]carboxamide (761415-64-9) → 3β-hydroxy-30-nor-olean-11,13(18)-dien-20β-[N-(2-carboxyphenyl)]carboxamide (870258-61-0)

Guidance literature:

With potassium hydroxide; In methanol; at 70 ℃;

DOI:10.1248/cpb.53.1103

Reference yield:

Acetic acid (3S,4aR,6aR,6bS,8aS,11S,14aR,14bS)-11-chlorocarbonyl-4,4,6a,6b,8a,11,14b-heptamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,14a,14b-octadecahydro-picen-3-yl ester (761415-29-6) → 3β-hydroxy-30-nor-olean-11,13(18)-dien-20β-[N-(2-carboxyphenyl)]carboxamide (870258-61-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 46 percent / Et₃N / tetrahydrofuran / 70 °C

2: 99 percent / KOH / methanol / 70 °C

With potassium hydroxide; triethylamine; In tetrahydrofuran; methanol;

DOI:10.1248/cpb.53.1103

Reference yield:

anthranilic acid (118-92-3,159201-01-1,50816-84-7,80206-34-4,104809-47-4) → 3β-hydroxy-30-nor-olean-11,13(18)-dien-20β-[N-(2-carboxyphenyl)]carboxamide (870258-61-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 46 percent / Et₃N / tetrahydrofuran / 70 °C

2: 99 percent / KOH / methanol / 70 °C

With potassium hydroxide; triethylamine; In tetrahydrofuran; methanol;

DOI:10.1248/cpb.53.1103

upstream raw materials:

3β-O-acetyl-30-nor-olean-11,13(18)-dien-20β-[N-(2-carboxyphenyl)]carboxamide

Acetic acid (3S,4aR,6aR,6bS,8aS,11S,14aR,14bS)-11-chlorocarbonyl-4,4,6a,6b,8a,11,14b-heptamethyl-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,11,12,14a,14b-octadecahydro-picen-3-yl ester

anthranilic acid

(3β,20β)-3-(acetyloxy)oleana-11,13(18)-dien-29-oic acid methyl ester

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