1-O-tert-butyldimethysilyl-2,3-O-isopropylidene-5-O-tritylribitol-4-ulose

Base Information

• Chemical Name: 1-O-tert-butyldimethysilyl-2,3-O-isopropylidene-5-O-tritylribitol-4-ulose
• CAS No.: 163226-43-5
• Molecular Formula: C₃₃H₄₂O₅Si
• Molecular Weight: 546.779
• Mol file: 163226-43-5.mol

Synonyms:1-O-tert-butyldimethysilyl-2,3-O-isopropylidene-5-O-tritylribitol-4-ulose

Chemical Property of 1-O-tert-butyldimethysilyl-2,3-O-isopropylidene-5-O-tritylribitol-4-ulose

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 1-O-tert-butyldimethysilyl-2,3-O-isopropylidene-5-O-tritylribitol-4-ulose

There total 4 articles about 1-O-tert-butyldimethysilyl-2,3-O-isopropylidene-5-O-tritylribitol-4-ulose 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: 93.0%

1-O-tert-butyldimethysilyl-2,3-O-isopropylidene-5-O-tritylribitol → 1-O-tert-butyldimethysilyl-2,3-O-isopropylidene-5-O-tritylribitol-4-ulose (163226-43-5)

Guidance literature:

With pyridine; chromium(VI) oxide; acetic anhydride; In dichloromethane; at 20 ℃; for 1h; Reagent/catalyst;

DOI:10.1080/17415993.2015.1137921

Reference yield: 89.0%

1-[(4R,5S)-5-(tert-Butyl-dimethyl-silanyloxymethyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-2-trityloxy-ethanol → 1-O-tert-butyldimethysilyl-2,3-O-isopropylidene-5-O-tritylribitol-4-ulose (163226-43-5)

Guidance literature:

With oxalyl dichloride; triethylamine; In dimethyl sulfoxide;

DOI:10.1016/0040-4039(95)00081-M

Reference yield:

2,3-O-isopropylidene-5-O-trityl-D-ribofuranose (54503-64-9,54503-65-0) → 1-O-tert-butyldimethysilyl-2,3-O-isopropylidene-5-O-tritylribitol-4-ulose (163226-43-5)

Guidance literature:

Multi-step reaction with 3 steps

1: sodium tetrahydroborate / ethanol / 1 h / 0 °C / Inert atmosphere

2: 1H-imidazole / N,N-dimethyl-formamide / 72 h / 20 °C

3: chromium(VI) oxide; acetic anhydride; pyridine / dichloromethane / 1 h / 20 °C

With pyridine; 1H-imidazole; chromium(VI) oxide; sodium tetrahydroborate; acetic anhydride; In ethanol; dichloromethane; N,N-dimethyl-formamide;

DOI:10.1080/17415993.2015.1137921

upstream raw materials:

2,3-O-isopropylidene-5-O-trityl-D-ribofuranose

2,3-O-isopropylidene-5-O-(triphenylmethyl)-D-ribitol

Downstream raw materials:

C₃₆H₄₈O₅Si

C₃₆H₄₈O₅Si

1-O-tert-butyldimethysilyl-2,3-O-isopropylidene-4-C-methyl-5-O-tritylribitol

C₃₉H₄₈O₅Si