(E)-(6R,7S)-6-Ethoxycarbonyloxy-7-((1aR,3aR,3bS,5aS,6R,8aS,8bS,10aR)-10-methoxy-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-2-(toluene-4-sulfonyl)-oct-4-enoic acid ethyl ester

Base Information

Chemical Name:(E)-(6R,7S)-6-Ethoxycarbonyloxy-7-((1aR,3aR,3bS,5aS,6R,8aS,8bS,10aR)-10-methoxy-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-2-(toluene-4-sulfonyl)-oct-4-enoic acid ethyl ester
CAS No.:115487-66-6
Molecular Formula:C₄₀H₅₈O₈S
Molecular Weight:698.962
Hs Code.:

(E)-(6R,7S)-6-Ethoxycarbonyloxy-7-((1aR,3aR,3bS,5aS,6R,8aS,8bS,10aR)-10-methoxy-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-2-(toluene-4-sulfonyl)-oct-4-enoic acid ethyl ester

Synonyms:

Suppliers and Price of (E)-(6R,7S)-6-Ethoxycarbonyloxy-7-((1aR,3aR,3bS,5aS,6R,8aS,8bS,10aR)-10-methoxy-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-2-(toluene-4-sulfonyl)-oct-4-enoic acid ethyl ester

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 0 raw suppliers

Chemical Property of (E)-(6R,7S)-6-Ethoxycarbonyloxy-7-((1aR,3aR,3bS,5aS,6R,8aS,8bS,10aR)-10-methoxy-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-2-(toluene-4-sulfonyl)-oct-4-enoic acid ethyl ester

Chemical Property:

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Technology Process of (E)-(6R,7S)-6-Ethoxycarbonyloxy-7-((1aR,3aR,3bS,5aS,6R,8aS,8bS,10aR)-10-methoxy-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-2-(toluene-4-sulfonyl)-oct-4-enoic acid ethyl ester

There total 6 articles about (E)-(6R,7S)-6-Ethoxycarbonyloxy-7-((1aR,3aR,3bS,5aS,6R,8aS,8bS,10aR)-10-methoxy-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-2-(toluene-4-sulfonyl)-oct-4-enoic acid 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: 70.0%

: 541-41-3
chloroformic acid ethyl ester

: 115487-64-4,115487-65-5
ethyl(4E)(6R)-6-hydroxy-6-(20S-6β-methoxy-3α,5α-cyclopregnanyl)-2-paratoluenesulfonyl-4-hexenoate

: 115487-66-6,115487-67-7
(E)-(6R,7S)-6-Ethoxycarbonyloxy-7-((1aR,3aR,3bS,5aS,6R,8aS,8bS,10aR)-10-methoxy-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-2-(toluene-4-sulfonyl)-oct-4-enoic acid ethyl ester

Guidance literature:: In pyridine; dichloromethane; at 25 ℃; for 1h;
DOI:10.1016/S0040-4020(01)87708-5

Reference yield:

: 263369-28-4
(20S)-6β-methoxy-3α,5β-cyclo-20-pregnane carboxaldehyde

: 115487-66-6,115487-67-7
(E)-(6R,7S)-6-Ethoxycarbonyloxy-7-((1aR,3aR,3bS,5aS,6R,8aS,8bS,10aR)-10-methoxy-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-2-(toluene-4-sulfonyl)-oct-4-enoic acid ethyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: LDA / tetrahydrofuran / 5 h / -78 °C

2: 97 percent / H₂ / Pd Lindlar catalyst / methanol / 760 Torr

3: 76 percent / Pd(dppe)2 / tetrahydrofuran / 1 h / 25 °C

4: 70 percent / pyridine; CH₂Cl₂ / 1 h / 25 °C

With hydrogen; lithium diisopropyl amide; palladium, 5% on calcium carbonate, poisoned with lead; bis[1,2-bis(diphenylphosphino)ethane]palladium⁽⁰⁾; In tetrahydrofuran; pyridine; methanol; dichloromethane;
DOI:10.1016/S0040-4020(01)87708-5

Reference yield:

: 117467-15-9
i-stigmasteryl methyl ether

: 115487-66-6,115487-67-7
(E)-(6R,7S)-6-Ethoxycarbonyloxy-7-((1aR,3aR,3bS,5aS,6R,8aS,8bS,10aR)-10-methoxy-3a,5a-dimethyl-hexadecahydro-cyclopenta[a]cyclopropa[2,3]cyclopenta[1,2-f]naphthalen-6-yl)-2-(toluene-4-sulfonyl)-oct-4-enoic acid ethyl ester

Guidance literature:: Multi-step reaction with 5 steps

1: ozone

2: LDA / tetrahydrofuran / 5 h / -78 °C

3: 97 percent / H₂ / Pd Lindlar catalyst / methanol / 760 Torr

4: 76 percent / Pd(dppe)2 / tetrahydrofuran / 1 h / 25 °C

5: 70 percent / pyridine; CH₂Cl₂ / 1 h / 25 °C

With hydrogen; ozone; lithium diisopropyl amide; palladium, 5% on calcium carbonate, poisoned with lead; bis[1,2-bis(diphenylphosphino)ethane]palladium⁽⁰⁾; In tetrahydrofuran; pyridine; methanol; dichloromethane;
DOI:10.1016/S0040-4020(01)87708-5