Toluene-4-sulfonic acid (3S,8S,9S,10R,13R,14S,17R)-17-((E)-(R)-3-ethyl-1,5-dimethyl-hex-2-enyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester

Base Information

Chemical Name:Toluene-4-sulfonic acid (3S,8S,9S,10R,13R,14S,17R)-17-((E)-(R)-3-ethyl-1,5-dimethyl-hex-2-enyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester
CAS No.:114174-24-2
Molecular Formula:C₃₆H₅₄O₃S
Molecular Weight:566.889
Hs Code.:

Toluene-4-sulfonic acid (3S,8S,9S,10R,13R,14S,17R)-17-((E)-(R)-3-ethyl-1,5-dimethyl-hex-2-enyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester

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Chemical Property of Toluene-4-sulfonic acid (3S,8S,9S,10R,13R,14S,17R)-17-((E)-(R)-3-ethyl-1,5-dimethyl-hex-2-enyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester

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Technology Process of Toluene-4-sulfonic acid (3S,8S,9S,10R,13R,14S,17R)-17-((E)-(R)-3-ethyl-1,5-dimethyl-hex-2-enyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester

There total 1 articles about Toluene-4-sulfonic acid (3S,8S,9S,10R,13R,14S,17R)-17-((E)-(R)-3-ethyl-1,5-dimethyl-hex-2-enyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl 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:

: 114174-10-6
(E)-23-ethylcholesta-5,22-dien-3β-ol

: 98-59-9
p-toluenesulfonyl chloride

: 114174-24-2
Toluene-4-sulfonic acid (3S,8S,9S,10R,13R,14S,17R)-17-((E)-(R)-3-ethyl-1,5-dimethyl-hex-2-enyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester

Guidance literature:: In pyridine; for 24h; Ambient temperature;

Reference yield:

: 114174-24-2
Toluene-4-sulfonic acid (3S,8S,9S,10R,13R,14S,17R)-17-((E)-(R)-3-ethyl-1,5-dimethyl-hex-2-enyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester

: 114174-00-4,114247-93-7,114247-94-8,114247-95-9
(23S,24R,25R)-23-ethyl-24,26-cyclocholest-5-en-3β-ol

Guidance literature:: Multi-step reaction with 13 steps

1: potassium acetate / 3 h / Heating

2: ozone / CH₂Cl₂ / 0.08 h / -70 °C

3: 87 percent / toluene / 15 h / Heating

4: 100 percent / H₂ / Pd-C (10percent) / ethyl acetate / 2 h

5: 1.) LDA; / 1.) THF-10percent HMPA, -70 deg C, 30 min; 2.) -70 deg C, 10 min

6: 88 percent / LiAlH₄ / diethyl ether / 0.5 h / Ambient temperature

7: 92 percent / PCC / CH₂Cl₂ / 1 h

8: 94 percent / tetrahydrofuran / 1 h / 0 °C

9: 95 percent / m-chloroperbenzoic acid / CH₂Cl₂ / 7 h / Ambient temperature

10: 1.) lithium diphenylphosphide; 2.) MeI / 1.) THF, room temp., 10 h; 2.) room temp., 30 min

11: benzyltriethylammonium chloride (BTEAC), NaOH (50percent) / H₂O / 36 h / Ambient temperature

12: Li / liquid ammonia; diethyl ether / 5 h / -70 °C

13: toluene-p-sulphonic acid / dioxane; H₂O / 1 h / Heating

With sodium hydroxide; lithium aluminium tetrahydride; N-benzyl-N,N,N-triethylammonium chloride; hydrogen; potassium acetate; lithium; toluene-4-sulfonic acid; ozone; 3-chloro-benzenecarboperoxoic acid; pyridinium chlorochromate; lithium diphenylphosphide; lithium diisopropyl amide; methyl iodide; palladium on activated charcoal; In tetrahydrofuran; 1,4-dioxane; diethyl ether; dichloromethane; ammonia; water; ethyl acetate; toluene;

Reference yield:

: 114174-24-2
Toluene-4-sulfonic acid (3S,8S,9S,10R,13R,14S,17R)-17-((E)-(R)-3-ethyl-1,5-dimethyl-hex-2-enyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl ester

: 114174-00-4,114247-93-7,114247-94-8,114247-95-9
(23S,24S,25S)-23-ethyl-24,26-cyclocholest-5-en-3β-ol

Guidance literature:: Multi-step reaction with 13 steps

1: potassium acetate / 3 h / Heating

2: ozone / CH₂Cl₂ / 0.08 h / -70 °C

3: 87 percent / toluene / 15 h / Heating

4: 100 percent / H₂ / Pd-C (10percent) / ethyl acetate / 2 h

5: 1.) LDA; / 1.) THF-10percent HMPA, -70 deg C, 30 min; 2.) -70 deg C, 10 min

6: 88 percent / LiAlH₄ / diethyl ether / 0.5 h / Ambient temperature

7: 92 percent / PCC / CH₂Cl₂ / 1 h

8: 94 percent / tetrahydrofuran / 1 h / 0 °C

9: 95 percent / m-chloroperbenzoic acid / CH₂Cl₂ / 7 h / Ambient temperature

10: 1.) lithium diphenylphosphide; 2.) MeI / 1.) THF, room temp., 10 h; 2.) room temp., 30 min

11: benzyltriethylammonium chloride (BTEAC), NaOH (50percent) / H₂O / 36 h / Ambient temperature

12: Li / liquid ammonia; diethyl ether / 5 h / -70 °C

13: toluene-p-sulphonic acid / dioxane; H₂O / 1 h / Heating

With sodium hydroxide; lithium aluminium tetrahydride; N-benzyl-N,N,N-triethylammonium chloride; hydrogen; potassium acetate; lithium; toluene-4-sulfonic acid; ozone; 3-chloro-benzenecarboperoxoic acid; pyridinium chlorochromate; lithium diphenylphosphide; lithium diisopropyl amide; methyl iodide; palladium on activated charcoal; In tetrahydrofuran; 1,4-dioxane; diethyl ether; dichloromethane; ammonia; water; ethyl acetate; toluene;