7-O-benzyl-1,2:3,4-di-O-isopropylidene-L-glycero-α-D-galacto-heptopyranose

Base Information

• Chemical Name: 7-O-benzyl-1,2:3,4-di-O-isopropylidene-L-glycero-α-D-galacto-heptopyranose
• CAS No.: 321142-34-1
• Molecular Formula: C₂₀H₂₈O₇
• Molecular Weight: 380.438

Synonyms:7-O-benzyl-1,2:3,4-di-O-isopropylidene-L-glycero-α-D-galacto-heptopyranose

Chemical Property of 7-O-benzyl-1,2:3,4-di-O-isopropylidene-L-glycero-α-D-galacto-heptopyranose

Chemical Property:

Purity/Quality:

98% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 7-O-benzyl-1,2:3,4-di-O-isopropylidene-L-glycero-α-D-galacto-heptopyranose

There total 3 articles about 7-O-benzyl-1,2:3,4-di-O-isopropylidene-L-glycero-α-D-galacto-heptopyranose 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: 43.0%

(3aR,5S,5aR,8aS,8bR)-2,2,7,7-Tetramethyl-tetrahydro-bis[1,3]dioxolo[4,5-b;4',5'-d]pyran-5-carbaldehyde (4933-77-1) + Benzyloxymethyl chloride (3587-60-8) → 7-O-benzyl-1,2:3,4-di-O-isopropylidene-D-glycero-α-D-galacto-heptopyranose (321142-33-0) + 7-O-benzyl-1,2:3,4-di-O-isopropylidene-L-glycero-α-D-galacto-heptopyranose (321142-34-1)

Guidance literature:

Benzyloxymethyl chloride; With magnesium; mercury dichloride; In tetrahydrofuran; at -10 ℃; for 2h;

(3aR,5S,5aR,8aS,8bR)-2,2,7,7-Tetramethyl-tetrahydro-bis[1,3]dioxolo[4,5-b;4',5'-d]pyran-5-carbaldehyde; In tetrahydrofuran; at -78 - 20 ℃;

DOI:10.1016/S0040-4020(00)00847-4

Reference yield:

(3aR,5S,5aR,8aS,8bR)-2,2,7,7-Tetramethyl-tetrahydro-bis[1,3]dioxolo[4,5-b;4',5'-d]pyran-5-carbaldehyde (4933-77-1) + Benzyloxy-methyl-magnesiumchlorid (826-19-7) → 7-O-benzyl-1,2:3,4-di-O-isopropylidene-D-glycero-α-D-galacto-heptopyranose (321142-33-0) + 7-O-benzyl-1,2:3,4-di-O-isopropylidene-L-glycero-α-D-galacto-heptopyranose (321142-34-1)

Guidance literature:

With (S)-1-methyl-2-<(piperidin-1-yl)-methyl>pyrrolidine; In tetrahydrofuran; at -78 - 20 ℃;

DOI:10.1016/S0040-4039(01)02376-0

Reference yield:

(3aR,5S,5aR,8aS,8bR)-2,2,7,7-Tetramethyl-tetrahydro-bis[1,3]dioxolo[4,5-b;4',5'-d]pyran-5-carbaldehyde (4933-77-1) + benzyloxymethyl lithium (71316-95-5) → 7-O-benzyl-1,2:3,4-di-O-isopropylidene-D-glycero-α-D-galacto-heptopyranose (321142-33-0) + 7-O-benzyl-1,2:3,4-di-O-isopropylidene-L-glycero-α-D-galacto-heptopyranose (321142-34-1)

Guidance literature:

In tetrahydrofuran; at -78 ℃;

DOI:10.1016/S0040-4039(01)02376-0

upstream raw materials:

(3aR,5S,5aR,8aS,8bR)-2,2,7,7-Tetramethyl-tetrahydro-bis[1,3]dioxolo[4,5-b;4',5'-d]pyran-5-carbaldehyde

Benzyloxymethyl chloride

benzyloxymethyl lithium

Benzyloxy-methyl-magnesiumchlorid

Post a RFQ

Cas No.:

Product Name:

Quantity:

Please select Metric Ton KG G Pound L ML

Email:

Company name:

Valid Period:

Detailed Requirements:

• Sample
• MOQ
• GMP
• FDA
• Price
  FOB CIF CFR EXW
• Urgent purchase

Enter 15 to 2000 letters.Word count: 0 letters

Attach files(File Format: Jpeg, Jpg, Gif, Png, PDF, PPT, Zip, Rar,Word or Excel Maximum File Size: 3MB)

Remove

Submit

1

What can I do for you?
Get Best Price

Get Best Price for 321142-34-1 7-O-benzyl-1,2:3,4-di-O-isopropylidene-L-glycero-α-D-galacto-heptopyranose

Send

Send

Metric Ton KG G Pound L ML

Send

Send