(1R,2S,5S,7S,8R,9R)-7-((4S,5R)-4-Acetoxy-5-methyl-3-methylene-6-phenyl-hexyl)-9-((E)-(4S,6S)-4,6-dimethyl-oct-2-enoyloxy)-8-hydroxy-4-oxo-3,6,10-trioxa-tricyclo[5.2.1.0^2,5]decane-1,2-dicarboxylic acid dimethyl ester

Base Information

• Chemical Name: (1R,2S,5S,7S,8R,9R)-7-((4S,5R)-4-Acetoxy-5-methyl-3-methylene-6-phenyl-hexyl)-9-((E)-(4S,6S)-4,6-dimethyl-oct-2-enoyloxy)-8-hydroxy-4-oxo-3,6,10-trioxa-tricyclo[5.2.1.0^2,5]decane-1,2-dicarboxylic acid dimethyl ester
• CAS No.: 310903-03-8
• Molecular Formula: C₃₇H₄₈O₁₃
• Molecular Weight: 700.78
• Mol file: 310903-03-8.mol

Synonyms:

Chemical Property of (1R,2S,5S,7S,8R,9R)-7-((4S,5R)-4-Acetoxy-5-methyl-3-methylene-6-phenyl-hexyl)-9-((E)-(4S,6S)-4,6-dimethyl-oct-2-enoyloxy)-8-hydroxy-4-oxo-3,6,10-trioxa-tricyclo[5.2.1.0^2,5]decane-1,2-dicarboxylic acid dimethyl ester

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (1R,2S,5S,7S,8R,9R)-7-((4S,5R)-4-Acetoxy-5-methyl-3-methylene-6-phenyl-hexyl)-9-((E)-(4S,6S)-4,6-dimethyl-oct-2-enoyloxy)-8-hydroxy-4-oxo-3,6,10-trioxa-tricyclo[5.2.1.0^2,5]decane-1,2-dicarboxylic acid dimethyl ester

There total 3 articles about (1R,2S,5S,7S,8R,9R)-7-((4S,5R)-4-Acetoxy-5-methyl-3-methylene-6-phenyl-hexyl)-9-((E)-(4S,6S)-4,6-dimethyl-oct-2-enoyloxy)-8-hydroxy-4-oxo-3,6,10-trioxa-tricyclo[5.2.1.0^2,5]decane-1,2-dicarboxylic acid dimethyl 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: 25.0%

<1S-<1α-(4R*,5S*),3α,4β,5α,6α(2E,4R*,6R*),7β>>-1-<4-(acetyloxy)-5-methyl-3-methylene-6-phenylhexyl>-4,6,7-trihydroxy-2,8-dioxabicyclo<3.2.1>octane-3,4,5-tricarboxylic acid, 6-(4,6-dimethyl-6-octenoate), 4,5-dimethyl ester (144548-73-2) → (1R,2S,5S,7S,8R,9R)-7-((4S,5R)-4-Acetoxy-5-methyl-3-methylene-6-phenyl-hexyl)-9-((E)-(4S,6S)-4,6-dimethyl-oct-2-enoyloxy)-8-hydroxy-4-oxo-3,6,10-trioxa-tricyclo[5.2.1.02,5]decane-1,2-dicarboxylic acid dimethyl ester (310903-03-8)

Guidance literature:

<1S-<1α-(4R*,5S*),3α,4β,5α,6α(2E,4R*,6R*),7β>>-1-<4-(acetyloxy)-5-methyl-3-methylene-6-phenylhexyl>-4,6,7-trihydroxy-2,8-dioxabicyclo<3.2.1>octane-3,4,5-tricarboxylic acid, 6-(4,6-dimethyl-6-octenoate), 4,5-dimethyl ester; With 3-ethyl-2-chlorobenzoxazolium tetrafluoroborate; triethylamine; In dichloromethane;

With sodium tetrahydroborate; In tetrahydrofuran;

DOI:10.1016/S0040-4039(00)01286-7

Reference yield:

zaragozic acid A trimethyl ester (142561-97-5) → (1R,2S,5S,7S,8R,9R)-7-((4S,5R)-4-Acetoxy-5-methyl-3-methylene-6-phenyl-hexyl)-9-((E)-(4S,6S)-4,6-dimethyl-oct-2-enoyloxy)-8-hydroxy-4-oxo-3,6,10-trioxa-tricyclo[5.2.1.02,5]decane-1,2-dicarboxylic acid dimethyl ester (310903-03-8)

Guidance literature:

Multi-step reaction with 2 steps

1.1: 100 percent / aq. NAOH / tetrahydrofuran

2.1: 2-chloro-3-ethylbenzoxazonium tetrafluoroborate; Et₃N / CH₂Cl₂

2.2: 25 percent / NaBH₄ / tetrahydrofuran

With sodium hydroxide; 3-ethyl-2-chlorobenzoxazolium tetrafluoroborate; triethylamine; In tetrahydrofuran; dichloromethane; 1.1: Hydrolysis / 2.1: Substitution / 2.2: Reduction;

DOI:10.1016/S0040-4039(00)01286-7

Reference yield:

zaragozic acid A (138682-84-5,144786-97-0,146075-86-7,148152-80-1,149656-40-6,142561-96-4) → (1R,2S,5S,7S,8R,9R)-7-((4S,5R)-4-Acetoxy-5-methyl-3-methylene-6-phenyl-hexyl)-9-((E)-(4S,6S)-4,6-dimethyl-oct-2-enoyloxy)-8-hydroxy-4-oxo-3,6,10-trioxa-tricyclo[5.2.1.02,5]decane-1,2-dicarboxylic acid dimethyl ester (310903-03-8)

Guidance literature:

Multi-step reaction with 3 steps

1.1: 90 percent / NaHCO₃ / dimethylformamide

2.1: 100 percent / aq. NAOH / tetrahydrofuran

3.1: 2-chloro-3-ethylbenzoxazonium tetrafluoroborate; Et₃N / CH₂Cl₂

3.2: 25 percent / NaBH₄ / tetrahydrofuran

With sodium hydroxide; 3-ethyl-2-chlorobenzoxazolium tetrafluoroborate; sodium hydrogencarbonate; triethylamine; In tetrahydrofuran; dichloromethane; N,N-dimethyl-formamide; 1.1: Esterification / 2.1: Hydrolysis / 3.1: Substitution / 3.2: Reduction;

DOI:10.1016/S0040-4039(00)01286-7

upstream raw materials:

<1S-<1α-(4R*,5S*),3α,4β,5α,6α(2E,4R*,6R*),7β>>-1-<4-(acetyloxy)-5-methyl-3-methylene-6-phenylhexyl>-4,6,7-trihydroxy-2,8-dioxabicyclo<3.2.1>octane-3,4,5-tricarboxylic acid, 6-(4,6-dimethyl-6-octenoate), 4,5-dimethyl ester

zaragozic acid A trimethyl ester

zaragozic acid A

Downstream raw materials:

(1S,3R,4S,5R,6R,7R)-1-((4S,5R)-4-Acetoxy-5-methyl-3-methylene-6-phenyl-hexyl)-6-((E)-(4S,6S)-4,6-dimethyl-oct-2-enoyloxy)-4,7-dihydroxy-3-(toluene-4-sulfonyloxymethyl)-2,8-dioxa-bicyclo[3.2.1]octane-4,5-dicarboxylic acid dimethyl ester

(1R,2S,5R,7S,8R,9R)-7-((4S,5R)-4-Acetoxy-5-methyl-3-methylene-6-phenyl-hexyl)-9-((E)-(4S,6S)-4,6-dimethyl-oct-2-enoyloxy)-8-hydroxy-3,6,10-trioxa-tricyclo[5.2.1.0^2,5]decane-1,2-dicarboxylic acid dimethyl ester

(1S,3R,4S,5R,6R,7R)-1-((4S,5R)-4-Acetoxy-5-methyl-3-methylene-6-phenyl-hexyl)-6-((E)-(4S,6S)-4,6-dimethyl-oct-2-enoyloxy)-4,7-dihydroxy-3-hydroxymethyl-2,8-dioxa-bicyclo[3.2.1]octane-4,5-dicarboxylic acid dimethyl ester