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

Base Information

Chemical Name:methyl 4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-α-D-allopyranoside
CAS No.:119125-12-1
Molecular Formula:C₂₂H₂₆O₇S
Molecular Weight:434.51
Hs Code.:

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

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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

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

There total 18 articles about methyl 4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-α-D-allopyranoside 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: 34.0%

: 67-56-1
methanol

: 119125-06-3,130550-53-7,138750-18-2
1,5-anhydro-4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-D-ribo-hex-1-enitol

: 119125-10-9
methyl 4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-α-D-altropyranoside

: 119125-12-1
methyl 4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-α-D-allopyranoside

Guidance literature:: With sodium methylate; for 0.916667h;
DOI:10.1016/0008-6215(88)84111-9

Reference yield: 8.6%

: 67-56-1
methanol

: 119125-05-2
phenyl 4,6-O-benzylidene-2,3-dideoxy-2-C-p-tolylsulfonyl-α-D-erythro-hex-2-enopyranoside

: 119125-06-3,130550-53-7,138750-18-2
1,5-anhydro-4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-D-ribo-hex-1-enitol

: 119125-11-0
methyl 4,6-O-benzylidene-2,3-dideoxy-2-C-p-tolylsulfonyl-α-D-erythro-hex-3-enopyranoside

: 119125-10-9
methyl 4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-α-D-altropyranoside

: 119125-12-1
methyl 4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-α-D-allopyranoside

Guidance literature:: With sodium methylate; at 22 ℃; for 1.66667h; Further byproducts given;
DOI:10.1016/0008-6215(88)84111-9

Reference yield:

: 824-79-3
sodium 4-methylbenzenesulfinate

: 119125-12-1
methyl 4,6-O-benzylidene-2-deoxy-3-O-methyl-2-C-p-tolylsulfonyl-α-D-allopyranoside

Guidance literature:: Multi-step reaction with 4 steps

1: 90.5 percent / AcOH / tributylhexadecylphosphonium bromide / benzene; H₂O / 6 h

2: 21.3 percent / Et₃N / tetrahydrofuran / 0.42 h / Ambient temperature

3: 24.6 percent Spectr_. / sodium methoxide (MeONa) / 1.67 h / 22 °C

4: 34 percent / sodium methoxide (MeONa) / 0.92 h

With sodium methylate; acetic acid; triethylamine; cetyltributylphosphonium bromide; In tetrahydrofuran; water; benzene;
DOI:10.1016/0008-6215(88)84111-9