C₁₈H₂₅NO₄S

Base Information

• Chemical Name: C₁₈H₂₅NO₄S
• CAS No.: 1611460-04-8
• Molecular Formula: C₁₈H₂₅NO₄S
• Molecular Weight: 351.467
• Mol file: 1611460-04-8.mol

Synonyms:C₁₈H₂₅NO₄S

Chemical Property of C₁₈H₂₅NO₄S

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of C₁₈H₂₅NO₄S

There total 14 articles about C₁₈H₂₅NO₄S 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: 89.0%

(4R,5R)-5-(benzyloxy)-4-[(1'S)-1'-isothiocyanatoallyl]-2,2-dimethyl-1,3-dioxane (1611459-93-8) + sodium methylate (124-41-4) → C18H25NO4S (1611460-04-8)

Guidance literature:

In methanol; at 0 - 20 ℃; for 14h; Inert atmosphere;

DOI:10.1016/j.tetasy.2014.04.002

Reference yield:

C18H18O5 (1611459-82-5) → C18H25NO4S (1611460-04-8)

Guidance literature:

Multi-step reaction with 10 steps

1.1: sodium tetrahydroborate / methanol; dichloromethane / 1 h / 0 - 20 °C / Inert atmosphere

2.1: toluene-4-sulfonic acid / dichloromethane / 2 h / 20 °C / Inert atmosphere

3.1: potassium carbonate; methanol / 4.42 h / 0 - 20 °C / Inert atmosphere

4.1: 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione / acetonitrile / 1 h / Inert atmosphere; Reflux

5.1: sodium hydride / mineral oil; tetrahydrofuran / 0.42 h / -10 - 0 °C / Inert atmosphere

5.2: 1.5 h / 0 °C / Inert atmosphere

6.1: diisobutylaluminium hydride / dichloromethane; toluene / 0.5 h / -50 - -30 °C / Inert atmosphere

7.1: triethylamine / dichloromethane / 0.67 h / 0 - 20 °C / Inert atmosphere

8.1: acetonitrile / 6.25 h / 0 - 20 °C / Inert atmosphere

9.1: n-heptane / 2 h / 90 °C / Inert atmosphere

10.1: methanol / 14 h / 0 - 20 °C / Inert atmosphere

With methanol; sodium tetrahydroborate; sodium hydride; diisobutylaluminium hydride; potassium carbonate; toluene-4-sulfonic acid; triethylamine; 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione; In tetrahydrofuran; methanol; n-heptane; dichloromethane; toluene; acetonitrile; mineral oil; 5.1: |Horner-Wadsworth-Emmons Olefination;

DOI:10.1016/j.tetasy.2014.04.002

Reference yield:

C14H18O4 (866772-34-1) → C18H25NO4S (1611460-04-8)

Guidance literature:

Multi-step reaction with 6 steps

1.1: sodium hydride / mineral oil; tetrahydrofuran / 0.42 h / -10 - 0 °C / Inert atmosphere

1.2: 1.5 h / 0 °C / Inert atmosphere

2.1: diisobutylaluminium hydride / dichloromethane; toluene / 0.5 h / -50 - -30 °C / Inert atmosphere

3.1: triethylamine / dichloromethane / 0.67 h / 0 - 20 °C / Inert atmosphere

4.1: acetonitrile / 6.25 h / 0 - 20 °C / Inert atmosphere

5.1: n-heptane / 2 h / 90 °C / Inert atmosphere

6.1: methanol / 14 h / 0 - 20 °C / Inert atmosphere

With sodium hydride; diisobutylaluminium hydride; triethylamine; In tetrahydrofuran; methanol; n-heptane; dichloromethane; toluene; acetonitrile; mineral oil; 1.1: |Horner-Wadsworth-Emmons Olefination;

DOI:10.1016/j.tetasy.2014.04.002

upstream raw materials:

C₁₈H₁₈O₅

C₁₄H₁₈O₄

C₁₇H₂₄O₆S

1,2-O-isopropylidene-3-O-benzyl-5-O-triphenylmethyl-α-D-xylofuranoside

Downstream raw materials:

(4S)-3-benzyl-4-[(1'R,2'R)-1',2'-bis(benzyloxy)-3'-hydroxypropyl]oxazolidin-2-one

methyl {(1S)-1-[(4'R,5'R)-5'-(benzyloxy)-2',2'-dimethyl-1',3'-dioxan-4'-yl]-2-hydroxyethyl}carbamate

(4S)-4-[(4'R,5'R)-5'-(benzyloxy)-2',2'-dimethyl-1',3'-dioxan-4''-yl]oxazolidin-2-one

(4R)-4-[(1'R,2'R)-2'-(benzyloxy)-1',3'-dihydroxypropyl]oxazolidin-2-one