Trifluoro-methanesulfonic acid 1-[(3S,5R,8R,9R,10R,13R,14R,17R)-3-(tert-butyl-diphenyl-silanyloxy)-4,4,8,10,14-pentamethyl-hexadecahydro-cyclopenta[a]phenanthren-17-yl]-vinyl ester

Base Information

Chemical Name:Trifluoro-methanesulfonic acid 1-[(3S,5R,8R,9R,10R,13R,14R,17R)-3-(tert-butyl-diphenyl-silanyloxy)-4,4,8,10,14-pentamethyl-hexadecahydro-cyclopenta[a]phenanthren-17-yl]-vinyl ester
CAS No.:241816-37-5
Molecular Formula:C₄₁H₅₇F₃O₄SSi
Molecular Weight:731.048
Hs Code.:

Trifluoro-methanesulfonic acid 1-[(3S,5R,8R,9R,10R,13R,14R,17R)-3-(tert-butyl-diphenyl-silanyloxy)-4,4,8,10,14-pentamethyl-hexadecahydro-cyclopenta[a]phenanthren-17-yl]-vinyl ester

Synonyms:Trifluoro-methanesulfonic acid 1-[(3S,5R,8R,9R,10R,13R,14R,17R)-3-(tert-butyl-diphenyl-silanyloxy)-4,4,8,10,14-pentamethyl-hexadecahydro-cyclopenta[a]phenanthren-17-yl]-vinyl ester

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Chemical Property of Trifluoro-methanesulfonic acid 1-[(3S,5R,8R,9R,10R,13R,14R,17R)-3-(tert-butyl-diphenyl-silanyloxy)-4,4,8,10,14-pentamethyl-hexadecahydro-cyclopenta[a]phenanthren-17-yl]-vinyl ester

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Technology Process of Trifluoro-methanesulfonic acid 1-[(3S,5R,8R,9R,10R,13R,14R,17R)-3-(tert-butyl-diphenyl-silanyloxy)-4,4,8,10,14-pentamethyl-hexadecahydro-cyclopenta[a]phenanthren-17-yl]-vinyl ester

There total 7 articles about Trifluoro-methanesulfonic acid 1-[(3S,5R,8R,9R,10R,13R,14R,17R)-3-(tert-butyl-diphenyl-silanyloxy)-4,4,8,10,14-pentamethyl-hexadecahydro-cyclopenta[a]phenanthren-17-yl]-vinyl 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: 67.0%

: 37595-74-7
N,N-phenylbistrifluoromethane-sulfonimide

: 241816-36-4
1-[(3S,5R,8R,9R,10R,13R,14R,17R)-3-(tert-Butyl-diphenyl-silanyloxy)-4,4,8,10,14-pentamethyl-hexadecahydro-cyclopenta[a]phenanthren-17-yl]-ethanone

: 241816-37-5
Trifluoro-methanesulfonic acid 1-[(3S,5R,8R,9R,10R,13R,14R,17R)-3-(tert-butyl-diphenyl-silanyloxy)-4,4,8,10,14-pentamethyl-hexadecahydro-cyclopenta[a]phenanthren-17-yl]-vinyl ester

Guidance literature:: With potassium hexamethylsilazane; In tetrahydrofuran; at -78 - 0 ℃;
DOI:10.1016/S0960-894X(99)00220-6

Reference yield:

: 19222-66-3
20-ξ(2)-Hydroxy-3-oxo-dammaren-(24); Dipterocarpol

: 241816-37-5
Trifluoro-methanesulfonic acid 1-[(3S,5R,8R,9R,10R,13R,14R,17R)-3-(tert-butyl-diphenyl-silanyloxy)-4,4,8,10,14-pentamethyl-hexadecahydro-cyclopenta[a]phenanthren-17-yl]-vinyl ester

Guidance literature:: Multi-step reaction with 7 steps

1: 24 percent / NaBH₄ / propan-2-ol / 3.5 h / Ambient temperature

2: 95 percent / H₂ / Pd/C / ethanol / 3 h

3: 2.) O₃, Ph₃P / 1.) DMSO, 190 deg C, 3 h, 2.) CH₂Cl₂, MeOH

4: 87 percent / imidazole / acetonitrile / 12 h / 60 °C

5: 72 percent / pTsOH / 7.5 h / Heating

6: 1.) MeLi, 2.) methyl salicylate / 1.) Et₂O, 0 deg C, 30 min, 2.) Et₂O, -78 deg C, 40 min

7: 67 percent / KN(SiMe₃)2 / tetrahydrofuran / -78 - 0 °C

With 1H-imidazole; sodium tetrahydroborate; methyllithium; hydrogen; potassium hexamethylsilazane; toluene-4-sulfonic acid; ozone; triphenylphosphine; methyl salicylate; palladium on activated charcoal; In tetrahydrofuran; ethanol; isopropyl alcohol; acetonitrile;
DOI:10.1016/S0960-894X(99)00220-6

Reference yield:

: 19132-83-3
'Dammarendiol'

: 241816-37-5
Trifluoro-methanesulfonic acid 1-[(3S,5R,8R,9R,10R,13R,14R,17R)-3-(tert-butyl-diphenyl-silanyloxy)-4,4,8,10,14-pentamethyl-hexadecahydro-cyclopenta[a]phenanthren-17-yl]-vinyl ester

Guidance literature:: Multi-step reaction with 6 steps

1: 95 percent / H₂ / Pd/C / ethanol / 3 h

2: 2.) O₃, Ph₃P / 1.) DMSO, 190 deg C, 3 h, 2.) CH₂Cl₂, MeOH

3: 87 percent / imidazole / acetonitrile / 12 h / 60 °C

4: 72 percent / pTsOH / 7.5 h / Heating

5: 1.) MeLi, 2.) methyl salicylate / 1.) Et₂O, 0 deg C, 30 min, 2.) Et₂O, -78 deg C, 40 min

6: 67 percent / KN(SiMe₃)2 / tetrahydrofuran / -78 - 0 °C

With 1H-imidazole; methyllithium; hydrogen; potassium hexamethylsilazane; toluene-4-sulfonic acid; ozone; triphenylphosphine; methyl salicylate; palladium on activated charcoal; In tetrahydrofuran; ethanol; acetonitrile;
DOI:10.1016/S0960-894X(99)00220-6