4-pentenyl [2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)]-α-D-galactopyranoside

Base Information

Chemical Name:4-pentenyl [2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)]-α-D-galactopyranoside
CAS No.:618115-55-2
Molecular Formula:C₃₄H₄₅NO₁₅
Molecular Weight:707.729
Hs Code.:

Synonyms:4-pentenyl [2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)]-α-D-galactopyranoside

Suppliers and Price of 4-pentenyl [2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)]-α-D-galactopyranoside

Supply Marketing:

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

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Chemical Property of 4-pentenyl [2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)]-α-D-galactopyranoside

Chemical Property:

Purity/Quality:: 98% ^*data from raw suppliers

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Technology Process of 4-pentenyl [2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)]-α-D-galactopyranoside

There total 4 articles about 4-pentenyl [2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)]-α-D-galactopyranoside 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: 85.0%

: 108-24-7
acetic anhydride

: 618115-53-0
4-pentenyl 2-azido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-α-D-galactopyranoside

: 618115-55-2
4-pentenyl [2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)]-α-D-galactopyranoside

Guidance literature:: With acetic acid; zinc; In tetrahydrofuran; at 20 ℃; for 1h;
DOI:10.1016/S0008-6215(03)00323-9

Reference yield:

: 196398-25-1
3,4,6-tri-O-acetyl-2-azido-2-deoxy-α/β-D-galactopyranosyl nitrate

: 618115-55-2
4-pentenyl [2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)]-α-D-galactopyranoside

Guidance literature:: Multi-step reaction with 4 steps

1: Na / 0.5 h / 20 °C

2: 33 percent / PTSA / acetonitrile / 3 h / 0 °C

3: 91 percent / 4 Angstroem molecular sieves; TMSOTf / CH₂Cl₂ / 0 °C

4: 85 percent / Zn; acetic acid / tetrahydrofuran / 1 h / 20 °C

With trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; sodium; toluene-4-sulfonic acid; acetic acid; zinc; In tetrahydrofuran; dichloromethane; acetonitrile;
DOI:10.1016/S0008-6215(03)00323-9

Reference yield:

: 4098-06-0
triacetyl-D-galactal

: 618115-55-2
4-pentenyl [2-acetamido-4,6-O-benzylidene-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)]-α-D-galactopyranoside

Guidance literature:: Multi-step reaction with 5 steps

1: 65 percent / NaN₃; CAN / acetonitrile

2: Na / 0.5 h / 20 °C

3: 33 percent / PTSA / acetonitrile / 3 h / 0 °C

4: 91 percent / 4 Angstroem molecular sieves; TMSOTf / CH₂Cl₂ / 0 °C

5: 85 percent / Zn; acetic acid / tetrahydrofuran / 1 h / 20 °C

With sodium azide; ammonium cerium(IV) nitrate; trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; sodium; toluene-4-sulfonic acid; acetic acid; zinc; In tetrahydrofuran; dichloromethane; acetonitrile;
DOI:10.1016/S0008-6215(03)00323-9