4'-Galactooligosaccharide

Base Information

• Chemical Name: 4'-Galactooligosaccharide
• CAS No.: 6587-31-1
• Deprecated CAS: 131723-42-7
• Molecular Formula: C₁₈H₃₂O₁₆
• Molecular Weight: 504.442
• UNII: B8CW1B3F6R
• DSSTox Substance ID: DTXSID60276547
• Nikkaji Number: J751.671A
• Wikidata: Q82007112
• Mol file: 6587-31-1.mol

Synonyms:4'-galacto-oligosaccharide;4'-galactooligosaccharide;4'-GL;O-beta-D-galactopyranosyl-(1-4)-O-beta-D-galactopyranosyl-(1-4)-D-glucose

Chemical Property of 4'-Galactooligosaccharide

Chemical Property:

• Melting Point: 229-231 °C
• Boiling Point: 958.9±65.0 °C(Predicted)
• PKA: 12.39±0.20(Predicted)
• PSA: 268.68000
• Density: 1.75±0.1 g/cm3(Predicted)
• LogP: -7.57300
• XLogP3: -7.2
• Hydrogen Bond Donor Count: 11
• Hydrogen Bond Acceptor Count: 16
• Rotatable Bond Count: 11
• Exact Mass: 504.16903493
• Heavy Atom Count: 34
• Complexity: 625

Purity/Quality:

98%, ^*data from raw suppliers

4-Galactosyllactose ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C(C1C(C(C(C(O1)OC2C(OC(C(C2O)O)OC(C(CO)O)C(C(C=O)O)O)CO)O)O)O)O
• Isomeric SMILES: C([C@@H]1[C@@H]([C@@H]([C@H]([C@@H](O1)O[C@H]2[C@H](O[C@H]([C@@H]([C@H]2O)O)O[C@H]([C@@H](CO)O)[C@@H]([C@H](C=O)O)O)CO)O)O)O)O
• Recent ClinicalTrials: Use of a Novel Synbiotic to Change Human Gut Bacteria and Improve Health in Obese Adults
• Uses: 4''-Galactosyllactose, is a Galacto-oligosaccharides (GOS) having prebiotic activity.

Technology Process of 4'-Galactooligosaccharide

There total 8 articles about 4'-Galactooligosaccharide 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:

β‐cyclodextrin (7585-39-9) → D-maltotriose (1109-28-0,6118-87-2,6587-31-1,7059-07-6,28072-82-4,28072-83-5,28152-46-7,28173-52-6,33404-34-1,50692-76-7,50692-77-8,51589-72-1,59905-64-5,61687-86-3,66580-68-5,70470-12-1,70832-28-9,70832-29-0,70832-30-3,72203-52-2,90025-36-8,135910-91-7,143444-32-0,146862-59-1,151061-91-5,151061-92-6) + D-glucose (50-99-7) + Maltotetraose (34612-38-9) + malto-pentaose (34620-76-3) + malto-hexaose (34620-77-4) + D-maltose (69-79-4)

Guidance literature:

β‐cyclodextrin; With Thermoanaerobacter sp. cyclodextrin glucosyl transferase; In aq. phosphate buffer; at 50 ℃; for 24h; pH=6; Enzymatic reaction;

Enzymatic reaction;

DOI:10.1016/j.carres.2012.08.002

Reference yield:

→ D-maltotriose (1109-28-0,6118-87-2,6587-31-1,7059-07-6,28072-82-4,28072-83-5,28152-46-7,28173-52-6,33404-34-1,50692-76-7,50692-77-8,51589-72-1,59905-64-5,61687-86-3,66580-68-5,70470-12-1,70832-28-9,70832-29-0,70832-30-3,72203-52-2,90025-36-8,135910-91-7,143444-32-0,146862-59-1,151061-91-5,151061-92-6) + D-glucose (50-99-7) + D-maltose (69-79-4)

Guidance literature:

With Pullulanase-amylase complex enzyme; Tris buffer; calcium chloride; In water; at 50 ℃; for 24h;

Reference yield:

Sucrose (57-50-1) → D-maltotriose (1109-28-0,6118-87-2,6587-31-1,7059-07-6,28072-82-4,28072-83-5,28152-46-7,28173-52-6,33404-34-1,50692-76-7,50692-77-8,51589-72-1,59905-64-5,61687-86-3,66580-68-5,70470-12-1,70832-28-9,70832-29-0,70832-30-3,72203-52-2,90025-36-8,135910-91-7,143444-32-0,146862-59-1,151061-91-5,151061-92-6)

Guidance literature:

With water; tris hydrochloride; at 40 ℃; for 45h; pH=8; aq. buffer; Enzymatic reaction;

DOI:10.1271/bbb.80891

upstream raw materials:

Sucrose

D-maltose

β‐cyclodextrin

Downstream raw materials:

C₄₄H₆₅N₅O₂₀

C₄₅H₆₃NO₁₉S

D-glucose