(S,R)-((pentane-1,5-diylbis(oxy))bis(5-methoxy-2-nitro-4,1-phenylene))bis(((2S,4R)-2-(((tert-butyldimethylsllyl)oxy)methyl)-4-hydroxypyrrolidin-1-yl) methanone)

Base Information

• Chemical Name: (S,R)-((pentane-1,5-diylbis(oxy))bis(5-methoxy-2-nitro-4,1-phenylene))bis(((2S,4R)-2-(((tert-butyldimethylsllyl)oxy)methyl)-4-hydroxypyrrolidin-1-yl) methanone)
• CAS No.: 260418-25-5
• Molecular Formula: C₄₃H₆₈N₄O₁₄Si₂
• Molecular Weight: 921.202
• Mol file: 260418-25-5.mol

Synonyms:(S,R)-((pentane-1,5-diylbis(oxy))bis(5-methoxy-2-nitro-4,1-phenylene))bis(((2S,4R)-2-(((tert-butyldimethylsllyl)oxy)methyl)-4-hydroxypyrrolidin-1-yl) methanone)

Chemical Property of (S,R)-((pentane-1,5-diylbis(oxy))bis(5-methoxy-2-nitro-4,1-phenylene))bis(((2S,4R)-2-(((tert-butyldimethylsllyl)oxy)methyl)-4-hydroxypyrrolidin-1-yl) methanone)

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (S,R)-((pentane-1,5-diylbis(oxy))bis(5-methoxy-2-nitro-4,1-phenylene))bis(((2S,4R)-2-(((tert-butyldimethylsllyl)oxy)methyl)-4-hydroxypyrrolidin-1-yl) methanone)

There total 14 articles about (S,R)-((pentane-1,5-diylbis(oxy))bis(5-methoxy-2-nitro-4,1-phenylene))bis(((2S,4R)-2-(((tert-butyldimethylsllyl)oxy)methyl)-4-hydroxypyrrolidin-1-yl) methanone) 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: 92.0%

1',5'-bis(4-carboxy-2-methoxy-5-nitrophenoxy)pentane (145325-48-0) + (2S,4R)-2-tert-butyldimethylsilyloxymethyl-4-hydroxypyrrolidine (260417-94-5) → (S,R)-((pentane-1,5-diylbis(oxy))bis(5-methoxy-2-nitro-4,1-phenylene))bis(((2S,4R)-2-(((tert-butyldimethylsllyl)oxy)methyl)-4-hydroxypyrrolidin-1-yl) methanone) (260418-25-5)

Guidance literature:

1',5'-bis(4-carboxy-2-methoxy-5-nitrophenoxy)pentane; With oxalyl dichloride; N,N-dimethyl-formamide; In dichloromethane;

(2S,4R)-2-tert-butyldimethylsilyloxymethyl-4-hydroxypyrrolidine; With triethylamine; In dichloromethane; at -40 - 20 ℃; for 2.5h;

Reference yield: 92.0%

(3R,5S)-5-((tert-butyldimethylsilyloxy)methyl)pyrrolidin-3-ol + acid chloride → (S,R)-((pentane-1,5-diylbis(oxy))bis(5-methoxy-2-nitro-4,1-phenylene))bis(((2S,4R)-2-(((tert-butyldimethylsllyl)oxy)methyl)-4-hydroxypyrrolidin-1-yl) methanone) (260418-25-5)

Guidance literature:

With triethylamine; In diethyl ether; dichloromethane; at -40 - 20 ℃; for 2.5h;

Reference yield: 90.0%

1,1'-[[(pentane-1,5-diyl)dioxy]bis[(2S,4R)-(5-methoxy-2-nitro-1,4-phenylene)carbonyl]]bis[2-(tert-butyldimethylsilyloxymethyl)-4-hydroxyacetylpyrrolidine] (913262-30-3) → (S,R)-((pentane-1,5-diylbis(oxy))bis(5-methoxy-2-nitro-4,1-phenylene))bis(((2S,4R)-2-(((tert-butyldimethylsllyl)oxy)methyl)-4-hydroxypyrrolidin-1-yl) methanone) (260418-25-5)

Guidance literature:

1,1'-[[(pentane-1,5-diyl)dioxy]bis[(2S,4R)-(5-methoxy-2-nitro-1,4-phenylene)carbonyl]]bis[2-(tert-butyldimethylsilyloxymethyl)-4-hydroxyacetylpyrrolidine]; With water; potassium carbonate; In tetrahydrofuran; methanol; at 20 ℃; for 0.5h;

With citric acid; In tetrahydrofuran; methanol; pH=4 - 5;

upstream raw materials:

(2S,4R)-2-tert-butyldimethylsilyloxymethyl-4-hydroxypyrrolidine

4-hydroxy-3-methoxybenzoic acid methyl ester

1 ,5-pentanediol

methyl (2S,4R)-1-benzyloxycarbonyl-4-hydroxypyrrolidine-2-carboxylate

Downstream raw materials:

(5S,5’S)-1,1‘-(4,4‘-(pentane-1,5-diylbis(oxy))bis(5-methoxy-2-nitrobenzoyl))bis(5-(((tert-butyldimethylsilyl)oxy)methyl)pyrrolidin-3-one)

(5S,5’S)-1,1‘-(4,4‘-(pentane-1,5-diylbis(oxy))bis(5-methoxy-2-nitrobenzoyl))bis(5-(((tert-butyldimethylsilyl)oxy)methyl)-4,5-dihydro-1H-pyrrole-3,1-diyl) bis(trifluoromethanesulfonate)

1,1'-[[(pentane-1,5-diyl)dioxy]-bis[(2-amino-N-allyloxycarbonyl-5-methoxy-1,4-phenylene)carbonyl]]-bis[(2S)-2-t-butyldimethylsilyloxymethyl-4-methylidene-2,3-dihydropyrrole]

1,1'-[[(pentane-1,5-diyl)dioxy]-bis[(2-amino-N-allyloxycarbonyl-5-methoxy-1,4-phenylene)carbonyl]]-bis[(2S,4R)-2-t-butyldimethylsilyloxymethyl-4-hydroxypyrrolidine]