methyl 4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-α-D-altropyranoside

Base Information

• Chemical Name: methyl 4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-α-D-altropyranoside
• CAS No.: 119125-10-9
• Molecular Formula: C₂₂H₂₆O₇S
• Molecular Weight: 434.51

Synonyms:methyl 4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-α-D-altropyranoside

Chemical Property of methyl 4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-α-D-altropyranoside

Chemical Property:

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Technology Process of methyl 4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-α-D-altropyranoside

There total 16 articles about methyl 4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-α-D-altropyranoside 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: 69.0%

methyl 4,6-O-benzylidene-2-deoxy-2-C-p-tolylsulfonyl-α-D-altropyranoside (116113-90-7) + methyl iodide (74-88-4) → methyl 4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-α-D-altropyranoside (119125-10-9)

Guidance literature:

With 3 A molecular sieve; silver(l) oxide; for 9h; Heating;

DOI:10.1016/0008-6215(88)84111-9

Reference yield: 34.0%

methanol (67-56-1) + 1,5-anhydro-4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-D-ribo-hex-1-enitol (119125-06-3,130550-53-7,138750-18-2) → methyl 4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-α-D-altropyranoside (119125-10-9) + methyl 4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-α-D-allopyranoside (119125-12-1)

Guidance literature:

With sodium methylate; for 0.916667h;

DOI:10.1016/0008-6215(88)84111-9

Reference yield: 8.6%

methanol (67-56-1) + phenyl 4,6-O-benzylidene-2,3-dideoxy-2-C-p-tolylsulfonyl-α-D-erythro-hex-2-enopyranoside (119125-05-2) → 1,5-anhydro-4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-D-ribo-hex-1-enitol (119125-06-3,130550-53-7,138750-18-2) + methyl 4,6-O-benzylidene-2,3-dideoxy-2-C-p-tolylsulfonyl-α-D-erythro-hex-3-enopyranoside (119125-11-0) + methyl 4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-α-D-altropyranoside (119125-10-9) + methyl 4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-α-D-allopyranoside (119125-12-1)

Guidance literature:

With sodium methylate; at 22 ℃; for 1.66667h; Further byproducts given;

DOI:10.1016/0008-6215(88)84111-9

upstream raw materials:

methanol

1,5-anhydro-4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-D-ribo-hex-1-enitol

methyl 4,6-O-benzylidene-2,3-dideoxy-2-C-p-tolylsulfonyl-α-D-erythro-hex-2-enopyranoside

phenyl 4,6-O-benzylidene-2,3-dideoxy-2-C-p-tolylsulfonyl-α-D-erythro-hex-2-enopyranoside

Downstream raw materials:

methyl 4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-α-D-allopyranoside

1,5-anhydro-4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-D-ribo-hex-1-enitol

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