3-{8-[((1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-9-Acetoxy-1-isopropenyl-5a,5b,8,8,11a-pentamethyl-icosahydro-cyclopenta[a]chrysene-3a-carbonyl)-amino]-octanoylamino}-benzoic acid ethyl ester

Base Information

Chemical Name:3-{8-[((1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-9-Acetoxy-1-isopropenyl-5a,5b,8,8,11a-pentamethyl-icosahydro-cyclopenta[a]chrysene-3a-carbonyl)-amino]-octanoylamino}-benzoic acid ethyl ester
CAS No.:174740-32-0
Molecular Formula:C₄₉H₇₄N₂O₆
Molecular Weight:787.136
Hs Code.:

3-{8-[((1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-9-Acetoxy-1-isopropenyl-5a,5b,8,8,11a-pentamethyl-icosahydro-cyclopenta[a]chrysene-3a-carbonyl)-amino]-octanoylamino}-benzoic acid ethyl ester

Synonyms:3-{8-[((1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-9-Acetoxy-1-isopropenyl-5a,5b,8,8,11a-pentamethyl-icosahydro-cyclopenta[a]chrysene-3a-carbonyl)-amino]-octanoylamino}-benzoic acid ethyl ester

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Chemical Property of 3-{8-[((1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-9-Acetoxy-1-isopropenyl-5a,5b,8,8,11a-pentamethyl-icosahydro-cyclopenta[a]chrysene-3a-carbonyl)-amino]-octanoylamino}-benzoic acid ethyl ester

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Technology Process of 3-{8-[((1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-9-Acetoxy-1-isopropenyl-5a,5b,8,8,11a-pentamethyl-icosahydro-cyclopenta[a]chrysene-3a-carbonyl)-amino]-octanoylamino}-benzoic acid ethyl ester

There total 3 articles about 3-{8-[((1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-9-Acetoxy-1-isopropenyl-5a,5b,8,8,11a-pentamethyl-icosahydro-cyclopenta[a]chrysene-3a-carbonyl)-amino]-octanoylamino}-benzoic acid ethyl 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: 51.0%

: 582-33-2
3-aminobenzoic acid ethyl ester

: 150841-42-2
N-[3β-hydroxy-lup-20(29)-en-28-oyl]-8-aminooctanoic acid

: 174740-32-0
3-{8-[((1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-9-Acetoxy-1-isopropenyl-5a,5b,8,8,11a-pentamethyl-icosahydro-cyclopenta[a]chrysene-3a-carbonyl)-amino]-octanoylamino}-benzoic acid ethyl ester

Guidance literature:: With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; In dichloromethane; for 19h; Ambient temperature;
DOI:10.1021/jm950669u

Reference yield:

: 1002-57-9
8-Aminooctanoic acid

: 174740-32-0
3-{8-[((1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-9-Acetoxy-1-isopropenyl-5a,5b,8,8,11a-pentamethyl-icosahydro-cyclopenta[a]chrysene-3a-carbonyl)-amino]-octanoylamino}-benzoic acid ethyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: CH₂Cl₂ / 4 h / Heating

2: triethylamine / CH₂Cl₂ / 12 h / Ambient temperature

3: 51 percent / 1-hydroxybenzotriazole, 1-<3-(dimethylamino)propyl>-3-ethylcarbodiimide hydrochloride, triethylamine / CH₂Cl₂ / 19 h / Ambient temperature

With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; In dichloromethane;
DOI:10.1021/jm950669u

Reference yield:

: 748122-53-4
C₁₁H₂₅NO₂Si

: 174740-32-0
3-{8-[((1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-9-Acetoxy-1-isopropenyl-5a,5b,8,8,11a-pentamethyl-icosahydro-cyclopenta[a]chrysene-3a-carbonyl)-amino]-octanoylamino}-benzoic acid ethyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: triethylamine / CH₂Cl₂ / 12 h / Ambient temperature

2: 51 percent / 1-hydroxybenzotriazole, 1-<3-(dimethylamino)propyl>-3-ethylcarbodiimide hydrochloride, triethylamine / CH₂Cl₂ / 19 h / Ambient temperature

With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; In dichloromethane;
DOI:10.1021/jm950669u