(1R)-1-[(1S)-2-({(1S)-1-[(benzyloxy)carbonyl]-2-methylpropyl}amino)-1-methyl-2-oxoethyl]octyl 4-[(tert-butoxycarbonyl)(methyl)amino]-2,4,5-trideoxy-5-phenyl-L-erythro-pentonate

Base Information

• Chemical Name: (1R)-1-[(1S)-2-({(1S)-1-[(benzyloxy)carbonyl]-2-methylpropyl}amino)-1-methyl-2-oxoethyl]octyl 4-[(tert-butoxycarbonyl)(methyl)amino]-2,4,5-trideoxy-5-phenyl-L-erythro-pentonate
• CAS No.: 314031-08-8
• Molecular Formula: C₄₀H₆₀N₂O₈
• Molecular Weight: 696.925
• Mol file: 314031-08-8.mol

Synonyms:(1R)-1-[(1S)-2-({(1S)-1-[(benzyloxy)carbonyl]-2-methylpropyl}amino)-1-methyl-2-oxoethyl]octyl 4-[(tert-butoxycarbonyl)(methyl)amino]-2,4,5-trideoxy-5-phenyl-L-erythro-pentonate

Chemical Property of (1R)-1-[(1S)-2-({(1S)-1-[(benzyloxy)carbonyl]-2-methylpropyl}amino)-1-methyl-2-oxoethyl]octyl 4-[(tert-butoxycarbonyl)(methyl)amino]-2,4,5-trideoxy-5-phenyl-L-erythro-pentonate

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (1R)-1-[(1S)-2-({(1S)-1-[(benzyloxy)carbonyl]-2-methylpropyl}amino)-1-methyl-2-oxoethyl]octyl 4-[(tert-butoxycarbonyl)(methyl)amino]-2,4,5-trideoxy-5-phenyl-L-erythro-pentonate

There total 9 articles about (1R)-1-[(1S)-2-({(1S)-1-[(benzyloxy)carbonyl]-2-methylpropyl}amino)-1-methyl-2-oxoethyl]octyl 4-[(tert-butoxycarbonyl)(methyl)amino]-2,4,5-trideoxy-5-phenyl-L-erythro-pentonate 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: 78.0%

(1R)-1-[(1S)-2-({(1S)-1-[(benzyloxy)carbonyl]-2-methylpropyl}amino)-1-methyl-2-oxoethyl]octyl 4-[(tert-butoxycarbonyl)(methyl)amino]-2,4,5-trideoxy-3-O-(methoxymethyl)-5-phenyl-L-erythro-pentonate (314031-06-6) → (1R)-1-[(1S)-2-({(1S)-1-[(benzyloxy)carbonyl]-2-methylpropyl}amino)-1-methyl-2-oxoethyl]octyl 4-[(tert-butoxycarbonyl)(methyl)amino]-2,4,5-trideoxy-5-phenyl-L-erythro-pentonate (314031-08-8)

Guidance literature:

With trimethylsilyl bromide; In dichloromethane; at -30 - 0 ℃; for 4h;

DOI:10.1016/S0040-4020(00)00772-9

Reference yield:

Octanal (124-13-0) → (1R)-1-[(1S)-2-({(1S)-1-[(benzyloxy)carbonyl]-2-methylpropyl}amino)-1-methyl-2-oxoethyl]octyl 4-[(tert-butoxycarbonyl)(methyl)amino]-2,4,5-trideoxy-5-phenyl-L-erythro-pentonate (314031-08-8)

Guidance literature:

Multi-step reaction with 7 steps

1: 90 percent / Et₃N; n-Bu₂BOTf / CH₂Cl₂ / 3 h / -78 - 20 °C

2: 88 percent / pyridinium-p-toluenesulfonate / CH₂Cl₂ / 20 °C

3: 84 percent / aq. H₂O₂; aq. LiOH / tetrahydrofuran / 3.5 h / 0 - 20 °C

4: 70 percent / diisopropylethylamine; [benzotriazol-1-yloxy-tris(dimethylamino)phosphonium]PF₆ / acetonitrile / 2 h / 20 °C

5: 90 percent / p-TsOH / methanol / 2 h / 20 °C

6: 0.48 g / 4-dimethylaminopyridine / benzene / 2 h / 20 °C

7: 78 percent / Me₃SiBr / CH₂Cl₂ / 4 h / -30 - 0 °C

With dmap; lithium hydroxide; trimethylsilyl bromide; di-n-butylboryl trifluoromethanesulfonate; dihydrogen peroxide; pyridinium p-toluenesulfonate; (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; toluene-4-sulfonic acid; triethylamine; N-ethyl-N,N-diisopropylamine; In tetrahydrofuran; methanol; dichloromethane; acetonitrile; benzene; 1: Condensation / 2: Addition / 3: amide cleavage / 4: Condensation / 5: ketal cleavage / 6: Esterification / 7: ketal cleavage;

DOI:10.1016/S0040-4020(00)00772-9

Reference yield:

(2S,3R)-2-methyl-3-(tetrahydro-2H-pyran-2-yloxy)decanoic acid (174623-92-8) → (1R)-1-[(1S)-2-({(1S)-1-[(benzyloxy)carbonyl]-2-methylpropyl}amino)-1-methyl-2-oxoethyl]octyl 4-[(tert-butoxycarbonyl)(methyl)amino]-2,4,5-trideoxy-5-phenyl-L-erythro-pentonate (314031-08-8)

Guidance literature:

Multi-step reaction with 4 steps

1: 70 percent / diisopropylethylamine; [benzotriazol-1-yloxy-tris(dimethylamino)phosphonium]PF₆ / acetonitrile / 2 h / 20 °C

2: 90 percent / p-TsOH / methanol / 2 h / 20 °C

3: 0.48 g / 4-dimethylaminopyridine / benzene / 2 h / 20 °C

4: 78 percent / Me₃SiBr / CH₂Cl₂ / 4 h / -30 - 0 °C

With dmap; trimethylsilyl bromide; (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; toluene-4-sulfonic acid; N-ethyl-N,N-diisopropylamine; In methanol; dichloromethane; acetonitrile; benzene; 1: Condensation / 2: ketal cleavage / 3: Esterification / 4: ketal cleavage;

DOI:10.1016/S0040-4020(00)00772-9

upstream raw materials:

(1R)-1-[(1S)-2-({(1S)-1-[(benzyloxy)carbonyl]-2-methylpropyl}amino)-1-methyl-2-oxoethyl]octyl 4-[(tert-butoxycarbonyl)(methyl)amino]-2,4,5-trideoxy-3-O-(methoxymethyl)-5-phenyl-L-erythro-pentonate

Octanal

(2S,3R)-2-methyl-3-(tetrahydro-2H-pyran-2-yloxy)decanoic acid

(4S)-3<(2'S,3'R)-2'-methyl-3'-hydroxydecanoyl>-4-phenylmethyl-2-oxazolidinone

Downstream raw materials:

(1R)-1-((1S)-2-{[(1S)-1-carboxy-2-methylpropyl]amino}-1-methyl-2-oxoethyl)octyl 2,4,5-trideoxy-4-(methylamino)-5-phenyl-L-erythro-pentonate

(1R)-1-((1S)-2-{[(1S)-1-carboxy-2-methylpropyl]amino}-1-methyl-2-oxoethyl)octyl 4-[(tert-butoxycarbonyl)(methyl)amino]-2,4,5-trideoxy-5-phenyl-L-erythro-pentonate