sodium 4-sulfate

Base Information

• Chemical Name: sodium 4-sulfate
• CAS No.: 131511-44-9
• Molecular Formula: C₄₁H₄₇O₁₂S*Na
• Molecular Weight: 786.873

Synonyms:sodium 4-sulfate

Chemical Property of sodium 4-sulfate

Chemical Property:

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Technology Process of sodium 4-sulfate

There total 4 articles about sodium 4-sulfate 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: 95.0%

methyl 3-O-benzyl-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-α-L-fucopyranoside (131337-97-8) → sodium 4-sulfate (131511-44-9)

Guidance literature:

With pyridine-SO₃ complex; In N,N-dimethyl-formamide; for 1.5h; Ambient temperature;

DOI:10.1016/0008-6215(90)80084-G

Reference yield:

(2S,3R,4R,5S,6R)-3,4,5-Tris-benzyloxy-2-methyl-6-methylsulfanyl-tetrahydro-pyran (107802-80-2) → sodium 4-sulfate (131511-44-9)

Guidance literature:

Multi-step reaction with 3 steps

1: 62.5 percent / tetrabutylammonium bromide, CuBr₂, 4A molecular sieves / 1,2-dichloro-ethane; dimethylformamide / Ambient temperature

2: 95.5 percent / 0.1 M sodium methoxide / methanol

3: 95 percent / SO₃-pyridine complex / dimethylformamide / 1.5 h / Ambient temperature

With pyridine-SO₃ complex; 4 A molecular sieve; tetrabutylammomium bromide; sodium methylate; copper(ll) bromide; In methanol; 1,2-dichloro-ethane; N,N-dimethyl-formamide;

DOI:10.1016/0008-6215(90)80084-G

Reference yield:

methyl 4-O-acetyl-3-O-benzyl-α-L-fucopyranoside (131337-92-3) → sodium 4-sulfate (131511-44-9)

Guidance literature:

Multi-step reaction with 3 steps

1: 62.5 percent / tetrabutylammonium bromide, CuBr₂, 4A molecular sieves / 1,2-dichloro-ethane; dimethylformamide / Ambient temperature

2: 95.5 percent / 0.1 M sodium methoxide / methanol

3: 95 percent / SO₃-pyridine complex / dimethylformamide / 1.5 h / Ambient temperature

With pyridine-SO₃ complex; 4 A molecular sieve; tetrabutylammomium bromide; sodium methylate; copper(ll) bromide; In methanol; 1,2-dichloro-ethane; N,N-dimethyl-formamide;

DOI:10.1016/0008-6215(90)80084-G

upstream raw materials:

methyl 3-O-benzyl-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-α-L-fucopyranoside

(2S,3R,4R,5S,6R)-3,4,5-Tris-benzyloxy-2-methyl-6-methylsulfanyl-tetrahydro-pyran

methyl 4-O-acetyl-3-O-benzyl-α-L-fucopyranoside

methyl 4-O-acetyl-3-O-benzyl-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-α-L-fucopyranoside

Downstream raw materials:

sodium (methyl 2-O-α-L-fucopyranosyl-α-L-fucopyranoside) 3-sulfate

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