(2R,3S,4S)-4-((2R,3R,5S,6R,8S,9R,10S,11S)-3-Benzyloxy-8-ethyl-9,10-dihydroxy-3,5,9,11-tetramethyl-1,7-dioxa-spiro[5.5]undec-2-yl)-3-hydroxy-2-methyl-pentanoic acid methyl ester

Base Information

• Chemical Name: (2R,3S,4S)-4-((2R,3R,5S,6R,8S,9R,10S,11S)-3-Benzyloxy-8-ethyl-9,10-dihydroxy-3,5,9,11-tetramethyl-1,7-dioxa-spiro[5.5]undec-2-yl)-3-hydroxy-2-methyl-pentanoic acid methyl ester
• CAS No.: 99285-06-0
• Molecular Formula: C₂₉H₄₆O₈
• Molecular Weight: 522.679

Synonyms:

Chemical Property of (2R,3S,4S)-4-((2R,3R,5S,6R,8S,9R,10S,11S)-3-Benzyloxy-8-ethyl-9,10-dihydroxy-3,5,9,11-tetramethyl-1,7-dioxa-spiro[5.5]undec-2-yl)-3-hydroxy-2-methyl-pentanoic acid methyl ester

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (2R,3S,4S)-4-((2R,3R,5S,6R,8S,9R,10S,11S)-3-Benzyloxy-8-ethyl-9,10-dihydroxy-3,5,9,11-tetramethyl-1,7-dioxa-spiro[5.5]undec-2-yl)-3-hydroxy-2-methyl-pentanoic acid methyl ester

There total 36 articles about (2R,3S,4S)-4-((2R,3R,5S,6R,8S,9R,10S,11S)-3-Benzyloxy-8-ethyl-9,10-dihydroxy-3,5,9,11-tetramethyl-1,7-dioxa-spiro[5.5]undec-2-yl)-3-hydroxy-2-methyl-pentanoic acid methyl 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: 100.0%

(2R,3S,4S)-4-((2R,3R,5R,6R,8S,9S,10S,11S)-10-Acetoxy-3-benzyloxy-8-ethyl-9-hydroxy-3,5,9,11-tetramethyl-1,7-dioxa-spiro[5.5]undec-2-yl)-3-hydroxy-2-methyl-pentanoic acid methyl ester (99285-17-3) → (2R,3S,4S)-4-((2R,3R,5R,6R,8S,9R,10S,11S)-3-Benzyloxy-8-ethyl-9,10-dihydroxy-3,5,9,11-tetramethyl-1,7-dioxa-spiro[5.5]undec-2-yl)-3-hydroxy-2-methyl-pentanoic acid methyl ester (99285-06-0,99340-62-2)

Guidance literature:

With potassium carbonate; In methanol; at 25 ℃; for 1h;

DOI:10.1139/v85-469

Reference yield: 95.0%

Benzoic acid (2S,3S,4S,5S,6R,8R,9R,11R)-9-benzyloxy-2-ethyl-3-hydroxy-8-((1S,2S,3R)-2-hydroxy-3-methoxycarbonyl-1-methyl-butyl)-3,5,9,11-tetramethyl-1,7-dioxa-spiro[5.5]undec-4-yl ester (99285-05-9) → (2R,3S,4S)-4-((2R,3R,5R,6R,8S,9R,10S,11S)-3-Benzyloxy-8-ethyl-9,10-dihydroxy-3,5,9,11-tetramethyl-1,7-dioxa-spiro[5.5]undec-2-yl)-3-hydroxy-2-methyl-pentanoic acid methyl ester (99285-06-0,99340-62-2)

Guidance literature:

With potassium carbonate; In methanol; at 25 ℃; for 2h;

DOI:10.1139/v85-468

Reference yield: 85.0%

C30H44O9 (99285-11-7,99340-64-4) → (2R,3S,4S)-4-((2R,3R,5R,6R,8S,9R,10S,11S)-3-Benzyloxy-8-ethyl-9,10-dihydroxy-3,5,9,11-tetramethyl-1,7-dioxa-spiro[5.5]undec-2-yl)-3-hydroxy-2-methyl-pentanoic acid methyl ester (99285-06-0,99340-62-2)

Guidance literature:

With potassium carbonate; In methanol; at 25 ℃; for 15h;

DOI:10.1139/v85-469

upstream raw materials:

(2R,3S,4S)-4-((2R,3R,5R,6R,8S,9S,10S,11S)-10-Acetoxy-3-benzyloxy-8-ethyl-9-hydroxy-3,5,9,11-tetramethyl-1,7-dioxa-spiro[5.5]undec-2-yl)-3-hydroxy-2-methyl-pentanoic acid methyl ester

Benzoic acid (2S,3S,4S,5S,6R,8R,9R,11R)-9-benzyloxy-2-ethyl-3-hydroxy-8-((1S,2S,3R)-2-hydroxy-3-methoxycarbonyl-1-methyl-butyl)-3,5,9,11-tetramethyl-1,7-dioxa-spiro[5.5]undec-4-yl ester

C₃₀H₄₄O₉

benzyl bromide

Downstream raw materials:

(2R,3S,4S)-3-Acetoxy-4-((2R,3R,5R,6R)-6-{(S)-1-[(4S,5S)-5-(1-acetoxy-propyl)-5-methyl-2-oxo-[1,3]dioxolan-4-yl]-ethyl}-3-benzyloxy-6-hydroxy-3,5-dimethyl-tetrahydro-pyran-2-yl)-2-methyl-pentanoic acid methyl ester

(2R,3S,4S,5R,6R,8R,10R)-3,5-Diacetoxy-10-[(4R,5R)-5-((R)-1-acetoxy-propyl)-5-methyl-2-oxo-[1,3]dioxolan-4-yl]-6-benzyloxy-2,4,6,8-tetramethyl-9-oxo-undecanoic acid methyl ester

(2R,3S,4S,5R,6R,8R,9R,10S)-3,5-Diacetoxy-10-[(4R,5R)-5-((R)-1-acetoxy-propyl)-5-methyl-2-oxo-[1,3]dioxolan-4-yl]-6-benzyloxy-9-hydroxy-2,4,6,8-tetramethyl-undecanoic acid methyl ester

(2R,3S,4S,5R,6R,8R,9S,10S)-3,5-Diacetoxy-10-[(4R,5R)-5-((R)-1-acetoxy-propyl)-5-methyl-2-oxo-[1,3]dioxolan-4-yl]-6-benzyloxy-9-hydroxy-2,4,6,8-tetramethyl-undecanoic acid methyl ester

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