methyl 4,6-O-benzylidene-3-O-(2,3,4,6-tetra-O-benzyl-α-D-glucopyranosyl)-α-D-mannopyranoside

Base Information

• Chemical Name: methyl 4,6-O-benzylidene-3-O-(2,3,4,6-tetra-O-benzyl-α-D-glucopyranosyl)-α-D-mannopyranoside
• CAS No.: 144490-59-5
• Molecular Formula: C₄₈H₅₂O₁₁
• Molecular Weight: 804.934
• Mol file: 144490-59-5.mol

Synonyms:methyl 4,6-O-benzylidene-3-O-(2,3,4,6-tetra-O-benzyl-α-D-glucopyranosyl)-α-D-mannopyranoside

Chemical Property of methyl 4,6-O-benzylidene-3-O-(2,3,4,6-tetra-O-benzyl-α-D-glucopyranosyl)-α-D-mannopyranoside

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of methyl 4,6-O-benzylidene-3-O-(2,3,4,6-tetra-O-benzyl-α-D-glucopyranosyl)-α-D-mannopyranoside

There total 5 articles about methyl 4,6-O-benzylidene-3-O-(2,3,4,6-tetra-O-benzyl-α-D-glucopyranosyl)-α-D-mannopyranoside 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: 87.0%

methyl 2-O-benzoyl-4,6-O-benzylidene-3-O-(2,3,4,6-tetra-O-benzyl-α-D-glucopyranosyl)-α-D-mannopyranoside (144431-96-9) → methyl 4,6-O-benzylidene-3-O-(2,3,4,6-tetra-O-benzyl-α-D-glucopyranosyl)-α-D-mannopyranoside (144490-59-5)

Guidance literature:

With sodium methylate; In dichloromethane; for 0.333333h; Ambient temperature;

DOI:10.1016/S0008-6215(92)84236-L

Reference yield: 9.0%

1-Azi-2,3,4,6-tetra-O-benzyl-1-deoxy-D-glucopyranose (126709-14-6) + methyl-4,6-O-phenylmethylene-α-D-mannopyranoside (3162-96-7,4148-58-7,4153-17-7,4288-93-1,5328-47-2,6988-39-2,13566-32-0,14155-23-8,27994-50-9,37093-57-5,37093-59-7,57701-27-6,59168-66-0,64552-06-3,65391-13-1,65391-14-2,65530-26-9,66512-65-0,71117-36-7,71117-37-8,71117-41-4,72904-85-9,74560-56-8,79549-74-9,86783-81-5,96093-51-5,98633-13-7,110415-35-5,110415-36-6,110850-29-8,124020-29-7,126924-12-7,129263-21-4,131433-03-9,145920-49-6,146863-04-9) → methyl 4,6-O-benzylidene-3-O-(2,3,4,6-tetra-O-benzyl-α-D-glucopyranosyl)-α-D-mannopyranoside (144490-59-5) + methyl 4,6-O-benzylidene-2-O-(2,3,4,6-tetra-O-benzyl-α-D-glucopyranosyl)-α-D-mannopyranoside + methyl 4,6-O-benzylidene-2-O-(2,3,4,6-tetra-O-benzyl-β-D-glucopyranosyl)-α-D-mannopyranoside + methyl 4,6-O-benzylidene-3-O-(2,3,4,6-tetra-O-benzyl-β-D-glucopyranosyl)-α-D-mannopyranoside

Guidance literature:

In toluene; at 70 ℃; for 2h; Product distribution; regio- and stereoselectivity of glucosidation; various solvents, reaction conditions, glucosidating agents;

DOI:10.1002/hlca.19940770128

Reference yield: 4.0%

2,3,4,6-tetra-O-benzyl-α-D-glucopyranosyl trichloroacetimidate (74808-09-6) + methyl-4,6-O-phenylmethylene-α-D-mannopyranoside (3162-96-7,4148-58-7,4153-17-7,4288-93-1,5328-47-2,6988-39-2,13566-32-0,14155-23-8,27994-50-9,37093-57-5,37093-59-7,57701-27-6,59168-66-0,64552-06-3,65391-13-1,65391-14-2,65530-26-9,66512-65-0,71117-36-7,71117-37-8,71117-41-4,72904-85-9,74560-56-8,79549-74-9,86783-81-5,96093-51-5,98633-13-7,110415-35-5,110415-36-6,110850-29-8,124020-29-7,126924-12-7,129263-21-4,131433-03-9,145920-49-6,146863-04-9) → methyl 4,6-O-benzylidene-3-O-(2,3,4,6-tetra-O-benzyl-α-D-glucopyranosyl)-α-D-mannopyranoside (144490-59-5) + methyl 4,6-O-benzylidene-2-O-(2,3,4,6-tetra-O-benzyl-α-D-glucopyranosyl)-α-D-mannopyranoside + methyl 4,6-O-benzylidene-2-O-(2,3,4,6-tetra-O-benzyl-β-D-glucopyranosyl)-α-D-mannopyranoside + methyl 4,6-O-benzylidene-3-O-(2,3,4,6-tetra-O-benzyl-β-D-glucopyranosyl)-α-D-mannopyranoside

Guidance literature:

With 4 A molecular sieve; boron trifluoride diethyl etherate; In dichloromethane; at -30 ℃; for 0.5h;

DOI:10.1002/hlca.19940770128

upstream raw materials:

methyl 2-O-benzoyl-4,6-O-benzylidene-3-O-(2,3,4,6-tetra-O-benzyl-α-D-glucopyranosyl)-α-D-mannopyranoside

2,3,4,6-tetra-O-benzyl-α-D-glucopyranosyl trichloroacetimidate

methyl-4,6-O-phenylmethylene-α-D-mannopyranoside

1-Azi-2,3,4,6-tetra-O-benzyl-1-deoxy-D-glucopyranose