(1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-3a-(4-cyano-4-phenylpiperidine-1-carbonyl)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)icosahydro-1H-cyclopenta[a]chrysen-9-yl acetate

Base Information

Chemical Name:(1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-3a-(4-cyano-4-phenylpiperidine-1-carbonyl)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)icosahydro-1H-cyclopenta[a]chrysen-9-yl acetate
CAS No.:1261253-49-9
Molecular Formula:C₄₄H₆₂N₂O₃
Molecular Weight:666.988
Hs Code.:

(1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-3a-(4-cyano-4-phenylpiperidine-1-carbonyl)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)icosahydro-1H-cyclopenta[a]chrysen-9-yl acetate

Synonyms:(1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-3a-(4-cyano-4-phenylpiperidine-1-carbonyl)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)icosahydro-1H-cyclopenta[a]chrysen-9-yl acetate

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Chemical Property of (1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-3a-(4-cyano-4-phenylpiperidine-1-carbonyl)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)icosahydro-1H-cyclopenta[a]chrysen-9-yl acetate

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Technology Process of (1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-3a-(4-cyano-4-phenylpiperidine-1-carbonyl)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)icosahydro-1H-cyclopenta[a]chrysen-9-yl acetate

There total 3 articles about (1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-3a-(4-cyano-4-phenylpiperidine-1-carbonyl)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)icosahydro-1H-cyclopenta[a]chrysen-9-yl acetate 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:

: 40481-13-8
4-phenyl-4-cyanopiperidine

: 59868-82-5
3-O-acetylbetulinic acid chloride

: 1261253-49-9
(1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-3a-(4-cyano-4-phenylpiperidine-1-carbonyl)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)icosahydro-1H-cyclopenta[a]chrysen-9-yl acetate

Guidance literature:: With triethylamine; In dichloromethane; at 20 ℃; for 8h;

Reference yield:

Betulinic acid: 472-15-1
Betulinic acid

: 1261253-49-9
(1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-3a-(4-cyano-4-phenylpiperidine-1-carbonyl)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)icosahydro-1H-cyclopenta[a]chrysen-9-yl acetate

Guidance literature:: Multi-step reaction with 3 steps

1: dmap; pyridine / 24 h / 0 - 20 °C / Reflux

2: oxalyl dichloride / dichloromethane / 2 h / 0 - 20 °C

3: triethylamine / dichloromethane / 8 h / 20 °C

With pyridine; dmap; oxalyl dichloride; triethylamine; In dichloromethane;

Reference yield:

: 10376-50-8,38736-81-1
3-O-acetylbetulinic acid

: 1261253-49-9
(1R,3aS,5aR,5bR,7aR,9S,11aR,11bR,13aR,13bR)-3a-(4-cyano-4-phenylpiperidine-1-carbonyl)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)icosahydro-1H-cyclopenta[a]chrysen-9-yl acetate

Guidance literature:: Multi-step reaction with 2 steps

1: oxalyl dichloride / dichloromethane / 2 h / 0 - 20 °C

2: triethylamine / dichloromethane / 8 h / 20 °C

With oxalyl dichloride; triethylamine; In dichloromethane;