Toluene-4-sulfonic acid 2-[(3S,5S,8S,10S,13R,14S,16R,17S)-10,13,16-trimethyl-3-(tetrahydro-pyran-2-yloxy)-2,3,4,5,6,7,8,10,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-ethyl ester

Base Information

Chemical Name:Toluene-4-sulfonic acid 2-[(3S,5S,8S,10S,13R,14S,16R,17S)-10,13,16-trimethyl-3-(tetrahydro-pyran-2-yloxy)-2,3,4,5,6,7,8,10,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-ethyl ester
CAS No.:80055-36-3
Molecular Formula:C₃₄H₅₀O₅S
Molecular Weight:570.834
Hs Code.:

Toluene-4-sulfonic acid 2-[(3S,5S,8S,10S,13R,14S,16R,17S)-10,13,16-trimethyl-3-(tetrahydro-pyran-2-yloxy)-2,3,4,5,6,7,8,10,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-ethyl ester

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Chemical Property of Toluene-4-sulfonic acid 2-[(3S,5S,8S,10S,13R,14S,16R,17S)-10,13,16-trimethyl-3-(tetrahydro-pyran-2-yloxy)-2,3,4,5,6,7,8,10,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-ethyl ester

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Technology Process of Toluene-4-sulfonic acid 2-[(3S,5S,8S,10S,13R,14S,16R,17S)-10,13,16-trimethyl-3-(tetrahydro-pyran-2-yloxy)-2,3,4,5,6,7,8,10,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-ethyl ester

There total 5 articles about Toluene-4-sulfonic acid 2-[(3S,5S,8S,10S,13R,14S,16R,17S)-10,13,16-trimethyl-3-(tetrahydro-pyran-2-yloxy)-2,3,4,5,6,7,8,10,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-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:

: 110-87-2
3,4-dihydro-2H-pyran

: 80055-36-3
Toluene-4-sulfonic acid 2-[(3S,5S,8S,10S,13R,14S,16R,17S)-10,13,16-trimethyl-3-(tetrahydro-pyran-2-yloxy)-2,3,4,5,6,7,8,10,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-ethyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 2.42 g / toluene-p-sulphonic acid / benzene / 1.5 h

2: 1.87 g / sodium aluminium hydride / tetrahydrofuran / 2 h / Ambient temperature

3: 2.55 g / pyridine / 20 h / 3 °C

With sodium aluminum tetrahydride; toluene-4-sulfonic acid; In tetrahydrofuran; pyridine; benzene;
DOI:10.1039/P19810002631

Reference yield:

: 80055-30-7
3β-hydroxy-16α-methyl-5α-pregn-9(11)-en-21-oic acid

: 80055-36-3
Toluene-4-sulfonic acid 2-[(3S,5S,8S,10S,13R,14S,16R,17S)-10,13,16-trimethyl-3-(tetrahydro-pyran-2-yloxy)-2,3,4,5,6,7,8,10,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-ethyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: diethyl ether

2: 2.42 g / toluene-p-sulphonic acid / benzene / 1.5 h

3: 1.87 g / sodium aluminium hydride / tetrahydrofuran / 2 h / Ambient temperature

4: 2.55 g / pyridine / 20 h / 3 °C

With sodium aluminum tetrahydride; toluene-4-sulfonic acid; In tetrahydrofuran; pyridine; diethyl ether; benzene;
DOI:10.1039/P19810002631

Reference yield:

: 80055-34-1
[(3S,5S,8S,10S,13R,14S,16R,17S)-10,13,16-Trimethyl-3-(tetrahydro-pyran-2-yloxy)-2,3,4,5,6,7,8,10,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-acetic acid methyl ester

: 80055-36-3
Toluene-4-sulfonic acid 2-[(3S,5S,8S,10S,13R,14S,16R,17S)-10,13,16-trimethyl-3-(tetrahydro-pyran-2-yloxy)-2,3,4,5,6,7,8,10,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-ethyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 1.87 g / sodium aluminium hydride / tetrahydrofuran / 2 h / Ambient temperature

2: 2.55 g / pyridine / 20 h / 3 °C

With sodium aluminum tetrahydride; In tetrahydrofuran; pyridine;
DOI:10.1039/P19810002631