1,6-Anhydro-b-D-cellobiose

Base Information

• Chemical Name: 1,6-Anhydro-b-D-cellobiose
• CAS No.: 35405-71-1
• Molecular Formula: C12H20 O10
• Molecular Weight: 324.285
• Hs Code.: 2940006000
• Mol file: 35405-71-1.mol

Synonyms:6,8-Dioxabicyclo[3.2.1]octane,b-D-glucopyranose deriv.;1,6-Anhydro-4-O-b-D-glucopyranosyl-b-D-glucopyranose; 1,6-Anhydro-b-cellobiose; Cellobiosan

Chemical Property of 1,6-Anhydro-b-D-cellobiose

Chemical Property:

• Vapor Pressure: 0mmHg at 25°C
• Melting Point: 183 °C(Solv: ethanol (64-17-5))
• Boiling Point: 640.323oC at 760 mmHg
• PKA: 12.88±0.70(Predicted)
• Flash Point: 341.055oC
• PSA: 158.30000
• Density: 1.741g/cm3
• LogP: -4.35160
• Water Solubility.: Soluble in water at 50mg/ml

Purity/Quality:

98%Min ^*data from raw suppliers

Cellobiosan ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Description: Cellobiosan is an anhydro sugar formed during biofuel production from the fast pyrolysis of wood.
• Uses: A common anhydro sugar in wood pyrolysis oils.

Technology Process of 1,6-Anhydro-b-D-cellobiose

There total 24 articles about 1,6-Anhydro-b-D-cellobiose 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: 100.0%

(2R,3R,4S,5R,6R)-4,5-Bis-benzyloxy-2-benzyloxymethyl-6-((1R,2R,3R,4R,5R)-3,4-bis-benzyloxy-6,8-dioxa-bicyclo[3.2.1]oct-2-yloxy)-tetrahydro-pyran-3-ol (86461-99-6,113842-60-7) → 1,6-anhydromaltose (2672-63-1,6983-27-3,34395-01-2,35405-71-1,56907-28-9,61117-13-3,78215-49-3,80795-18-2)

Guidance literature:

With hydrogen; palladium on activated charcoal; In acetic acid; at 80 ℃; for 0.5h;

DOI:10.1016/0008-6215(87)80136-2

Reference yield:

Cellobiose (13360-52-6) → 5-hydroxymethyl-2-furfuraldehyde (67-47-0) + β-D-glucose (492-61-5) + β-D-glucopyranosyl-2-glycolaldehyde (73356-26-0,93619-80-8,136670-93-4,141520-80-1) + levoglucosan (498-07-7) + 1,6-anhydro-β-D-cellobiose (35405-71-1)

Guidance literature:

at 600 ℃; Pyrolysis;

DOI:10.1255/ejms.1335

Reference yield:

cellulose (9004-34-6) → 5-hydroxymethyl-2-furfuraldehyde (67-47-0) + β-D-glucose (492-61-5) + glycolaldehyde glucopyranosyl-(1→4)-β-D-glucopyranoside + O-β-D-glucopyranosyl-(1->4)-O-β-D-glucopyranosyl-(1->4)-1,6-anhydro-β-D-glucopyranose (78797-67-8) + 1,6-anhydro cellotetraose (80325-59-3) + β-D-glucopyranosyl-2-glycolaldehyde (73356-26-0,93619-80-8,136670-93-4,141520-80-1) + levoglucosan (498-07-7) + 1,6-anhydro-β-D-cellobiose (35405-71-1) + Cellobiose (13360-52-6)

Guidance literature:

at 600 ℃; Pyrolysis;

DOI:10.1255/ejms.1335

upstream raw materials:

cellulose

Cellobiose

1,4-β-cellotriose

O-β-D-glucopyranosyl-(1->4)-O-β-D-glucopyranosyl-(1->4)-O-β-D-glucopyranosyl-(1->4)-β-D-glucopyranose

Downstream raw materials:

2,3-Di-O-acetyl-1,6-anhydro-4-O-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)-β-D-glucopyranose

β-D-glucose

levoglucosan

1,6-anhydro-4-O-(4,6-O-isopropylidene-β-D-glucopyranosyl)-2-O-p-tolylsulfonyl-β-D-glucopyranose

Refernces

• 1、 Venkatakrishnan, Vinod Kumar,Degenstein, John C.,Smeltz, Andrew D.,Delgass, W. Nicholas,Agrawal, Rakesh,Ribeiro, Fabio H.. "High-pressure fast-pyrolysis, fast-hydropyrolysis and catalytic hydrodeoxygenation of cellulose: Production of liquid fuel from biomass". . p. 792 - 802. Retrieved 2014/02/14.
• 2、 Tsvetkov, Yury E.,Klotz, Wolfgang,Schmidt, Richard R.. "Anomeric O-Alkylation, 9. Disaccharide Synthesis via Anomeric O-Alkylation". . p. 371 - 376. Retrieved 2007/10/02.