(4-((1R,3aS,5aR,5bR,7aR,11aS,11bR,13aR,13bR)-3a-((2-(1,1-dioxidothiomorpholino)ethyl)amino)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)-1-(ethoxycarbonyl)cyclohex-3-en-1-yl)methyl benzoate

Base Information

Chemical Name:(4-((1R,3aS,5aR,5bR,7aR,11aS,11bR,13aR,13bR)-3a-((2-(1,1-dioxidothiomorpholino)ethyl)amino)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)-1-(ethoxycarbonyl)cyclohex-3-en-1-yl)methyl benzoate
CAS No.:1449662-49-0
Molecular Formula:C₅₂H₇₆N₂O₆S
Molecular Weight:857.251
Hs Code.:

(4-((1R,3aS,5aR,5bR,7aR,11aS,11bR,13aR,13bR)-3a-((2-(1,1-dioxidothiomorpholino)ethyl)amino)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)-1-(ethoxycarbonyl)cyclohex-3-en-1-yl)methyl benzoate

Synonyms:(4-((1R,3aS,5aR,5bR,7aR,11aS,11bR,13aR,13bR)-3a-((2-(1,1-dioxidothiomorpholino)ethyl)amino)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)-1-(ethoxycarbonyl)cyclohex-3-en-1-yl)methyl benzoate

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Chemical Property of (4-((1R,3aS,5aR,5bR,7aR,11aS,11bR,13aR,13bR)-3a-((2-(1,1-dioxidothiomorpholino)ethyl)amino)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)-1-(ethoxycarbonyl)cyclohex-3-en-1-yl)methyl benzoate

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Technology Process of (4-((1R,3aS,5aR,5bR,7aR,11aS,11bR,13aR,13bR)-3a-((2-(1,1-dioxidothiomorpholino)ethyl)amino)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)-1-(ethoxycarbonyl)cyclohex-3-en-1-yl)methyl benzoate

There total 8 articles about (4-((1R,3aS,5aR,5bR,7aR,11aS,11bR,13aR,13bR)-3a-((2-(1,1-dioxidothiomorpholino)ethyl)amino)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)-1-(ethoxycarbonyl)cyclohex-3-en-1-yl)methyl benzoate 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: 67.0%

: 1449662-19-4
(1R,3aS,5aR,5bR,7aR,11aR,11bR,13aR,13bR)-3a-((2-(1,1-dioxidothiomorpholino)ethyl)amino)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl trifluoromethanesulfonate

: 1449662-48-9
(1-(ethoxycarbonyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)cyclohex-3-en-1-yl)methyl benzoate

: 1449662-49-0
(4-((1R,3aS,5aR,5bR,7aR,11aS,11bR,13aR,13bR)-3a-((2-(1,1-dioxidothiomorpholino)ethyl)amino)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)-1-(ethoxycarbonyl)cyclohex-3-en-1-yl)methyl benzoate

Guidance literature:: With tetrakis(triphenylphosphine) palladium⁽⁰⁾; sodium carbonate monohydrate; In 1,4-dioxane; water; at 70 ℃; for 2h; Inert atmosphere; Sealed tube;

Reference yield:

: 1006686-08-3
ethyl 8-formyl-1,4-dioxaspiro[4.5]decane-8-carboxylate

: 1449662-49-0
(4-((1R,3aS,5aR,5bR,7aR,11aS,11bR,13aR,13bR)-3a-((2-(1,1-dioxidothiomorpholino)ethyl)amino)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)-1-(ethoxycarbonyl)cyclohex-3-en-1-yl)methyl benzoate

Guidance literature:: Multi-step reaction with 6 steps

1: sodium tetrahydroborate; ethanol / 1 h / 0 °C / Inert atmosphere

2: pyridine; dmap / 3 h / 50 °C / Inert atmosphere

3: hydrogenchloride / acetone; water / 50 °C / Inert atmosphere

4: potassium hexamethylsilazane / tetrahydrofuran / 2 h / -78 °C / Inert atmosphere

5: potassium acetate; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂ / 1,4-dioxane / 3 h / -78 - 70 °C / Inert atmosphere

6: sodium carbonate monohydrate; tetrakis(triphenylphosphine) palladium⁽⁰⁾ / water; 1,4-dioxane / 2 h / 70 °C / Inert atmosphere; Sealed tube

With pyridine; hydrogenchloride; dmap; sodium tetrahydroborate; tetrakis(triphenylphosphine) palladium⁽⁰⁾; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; sodium carbonate monohydrate; ethanol; potassium acetate; potassium hexamethylsilazane; In tetrahydrofuran; 1,4-dioxane; water; acetone;

Reference yield:

: 17159-79-4
ethyl 4-oxocyclohexane-1-carboxylate

: 1449662-49-0
(4-((1R,3aS,5aR,5bR,7aR,11aS,11bR,13aR,13bR)-3a-((2-(1,1-dioxidothiomorpholino)ethyl)amino)-5a,5b,8,8,11a-pentamethyl-1-(prop-1-en-2-yl)-2,3,3a,4,5,5a,5b,6,7,7a,8,11,11a,11b,12,13,13a,13b-octadecahydro-1H-cyclopenta[a]chrysen-9-yl)-1-(ethoxycarbonyl)cyclohex-3-en-1-yl)methyl benzoate

Guidance literature:: Multi-step reaction with 8 steps

1.1: (1S)-10-camphorsulfonic acid / toluene / 8 h / Reflux; Dean-Stark; Inert atmosphere

2.1: lithium diisopropyl amide / tetrahydrofuran / 2.5 h / -78 °C / Cooling with ice

2.2: 2 h / -78 °C / Molecular sieve

3.1: sodium tetrahydroborate; ethanol / 1 h / 0 °C / Inert atmosphere

4.1: pyridine; dmap / 3 h / 50 °C / Inert atmosphere

5.1: hydrogenchloride / acetone; water / 50 °C / Inert atmosphere

6.1: potassium hexamethylsilazane / tetrahydrofuran / 2 h / -78 °C / Inert atmosphere

7.1: potassium acetate; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂ / 1,4-dioxane / 3 h / -78 - 70 °C / Inert atmosphere

8.1: sodium carbonate monohydrate; tetrakis(triphenylphosphine) palladium⁽⁰⁾ / water; 1,4-dioxane / 2 h / 70 °C / Inert atmosphere; Sealed tube

With pyridine; hydrogenchloride; dmap; sodium tetrahydroborate; tetrakis(triphenylphosphine) palladium⁽⁰⁾; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; sodium carbonate monohydrate; ethanol; (1S)-10-camphorsulfonic acid; potassium acetate; potassium hexamethylsilazane; lithium diisopropyl amide; In tetrahydrofuran; 1,4-dioxane; water; acetone; toluene;