(3R,5S,8R,9S,10S,13S,14S)-3'-(2-[ethyl(phenyl)amino]ethyl)-10,13-dimethyltetrahydrodecahydro-2'H-spiro[cyclopenta[a]phenanthrene-3,5'-[1,3]oxazolidine]-2',17(2H)-dione

Base Information

Chemical Name:(3R,5S,8R,9S,10S,13S,14S)-3'-(2-[ethyl(phenyl)amino]ethyl)-10,13-dimethyltetrahydrodecahydro-2'H-spiro[cyclopenta[a]phenanthrene-3,5'-[1,3]oxazolidine]-2',17(2H)-dione
CAS No.:1326703-16-5
Molecular Formula:C₃₁H₄₄N₂O₃
Molecular Weight:492.702
Hs Code.:

(3R,5S,8R,9S,10S,13S,14S)-3'-(2-[ethyl(phenyl)amino]ethyl)-10,13-dimethyltetrahydrodecahydro-2'H-spiro[cyclopenta[a]phenanthrene-3,5'-[1,3]oxazolidine]-2',17(2H)-dione

Synonyms:(3R,5S,8R,9S,10S,13S,14S)-3'-(2-[ethyl(phenyl)amino]ethyl)-10,13-dimethyltetrahydrodecahydro-2'H-spiro[cyclopenta[a]phenanthrene-3,5'-[1,3]oxazolidine]-2',17(2H)-dione

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Chemical Property of (3R,5S,8R,9S,10S,13S,14S)-3'-(2-[ethyl(phenyl)amino]ethyl)-10,13-dimethyltetrahydrodecahydro-2'H-spiro[cyclopenta[a]phenanthrene-3,5'-[1,3]oxazolidine]-2',17(2H)-dione

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Technology Process of (3R,5S,8R,9S,10S,13S,14S)-3'-(2-[ethyl(phenyl)amino]ethyl)-10,13-dimethyltetrahydrodecahydro-2'H-spiro[cyclopenta[a]phenanthrene-3,5'-[1,3]oxazolidine]-2',17(2H)-dione

There total 5 articles about (3R,5S,8R,9S,10S,13S,14S)-3'-(2-[ethyl(phenyl)amino]ethyl)-10,13-dimethyltetrahydrodecahydro-2'H-spiro[cyclopenta[a]phenanthrene-3,5'-[1,3]oxazolidine]-2',17(2H)-dione 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: 47.0%

: 1326703-12-1
(3R,5S,8R,9S,10S,13S,14S)-3'-(2-bromoethyl)-10,13-dimethyltetradecahydro-2'H-spiro[cyclopenta[a]phenanthrene-3,5'-[1,3]oxazolidine]-2',17(2H)-dione

: 14321-27-8
N-ethylbenzylamine

: 1326703-16-5
(3R,5S,8R,9S,10S,13S,14S)-3'-(2-[ethyl(phenyl)amino]ethyl)-10,13-dimethyltetrahydrodecahydro-2'H-spiro[cyclopenta[a]phenanthrene-3,5'-[1,3]oxazolidine]-2',17(2H)-dione

Guidance literature:: With sodium carbonate; In N,N-dimethyl-formamide; at 70 ℃; for 3h;
DOI:10.1016/j.bmc.2011.06.003

Reference yield:

: 1326703-10-9
(3R,5S,8R,9S,10S,13S,14S)-3'(2-([tert-butyl-(dimethyl)silyl]oxy)ethyl)-10,13-dimethyltetradecahydro-2'H-spiro[cyclopenta[a]phenanthrene-3,5'-[1,3]oxazolidine]-2',17(2H)-dione

: 1326703-16-5
(3R,5S,8R,9S,10S,13S,14S)-3'-(2-[ethyl(phenyl)amino]ethyl)-10,13-dimethyltetrahydrodecahydro-2'H-spiro[cyclopenta[a]phenanthrene-3,5'-[1,3]oxazolidine]-2',17(2H)-dione

Guidance literature:: Multi-step reaction with 3 steps

1: tetrabutyl ammonium fluoride / tetrahydrofuran / 1 h / 20 °C / Inert atmosphere

2: carbon tetrabromide; triphenylphosphine / dichloromethane / 1 h / 0 - 20 °C / Inert atmosphere

3: sodium carbonate / N,N-dimethyl-formamide / 3 h / 70 °C

With carbon tetrabromide; tetrabutyl ammonium fluoride; sodium carbonate; triphenylphosphine; In tetrahydrofuran; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1016/j.bmc.2011.06.003

Reference yield:

: 1326703-11-0
(3R,5S,8R,9S,10S,13S,14S)-3'-(2-hydroxyethyl)-10,13-dimethyltetradecahydro-2'H-spiro[cyclopenta[a]phenanthrene-3,5'-[1,3]oxazolidine]-2',17(2H)-dione

: 1326703-16-5
(3R,5S,8R,9S,10S,13S,14S)-3'-(2-[ethyl(phenyl)amino]ethyl)-10,13-dimethyltetrahydrodecahydro-2'H-spiro[cyclopenta[a]phenanthrene-3,5'-[1,3]oxazolidine]-2',17(2H)-dione

Guidance literature:: Multi-step reaction with 2 steps

1: carbon tetrabromide; triphenylphosphine / dichloromethane / 1 h / 0 - 20 °C / Inert atmosphere

2: sodium carbonate / N,N-dimethyl-formamide / 3 h / 70 °C

With carbon tetrabromide; sodium carbonate; triphenylphosphine; In dichloromethane; N,N-dimethyl-formamide;
DOI:10.1016/j.bmc.2011.06.003