JCGGDB TOP Glycan Syntheses

Reaction

JCGG ID
JCGG-RAC0002312
Submitter
The Noguchi Institute
Reaction ID
R-0000-002312
Regist Date
2012/06/21 19:01:25
REACTANT
MOLECULE ID
JCGG-COM0003014 (Reaction Tree)
Reactant Type
sugar (1,5-anhydro-3,4-di-O-benzyl-2-deoxy-D-arabino-hex-1-enuronate)
Mol
3.06 mmol
MOLECULE ID
JCGG-COM0003015
Reactant Type
DMP
Mol
3.68 mmol
MOLECULE ID
JCGG-COM0000487
Reactant Type
2-methyl-2-butene
Mol
5.09 mmol
MOLECULE ID
JCGG-COM0003016
Reactant Type
NaOCl2 (in H2O)
Mol
6.79 mmol
MOLECULE ID
JCGG-COM0000486
Reactant Type
NaH2PO4 (in H2O)
Mol
5.09 mmol
MOLECULE ID
JCGG-COM0002179
Reactant Type
KHCO3
Mol
4.25 mmol
MOLECULE ID
JCGG-COM0001727
Reactant Type
MeI
Mol
4.18 mmol
PRODUCT
MOLECULE ID
JCGG-COM0003017 (Reaction Tree)
Yield
77%
REACTION DETAIL
Reaction Time
2 hours, 2 hours, 3 hours
Reaction Temp
room temp, room temp, room temp
Solvent
anhydrous CH2Cl2, t-BuOH, anhydrous DMF
Comment
1) sugar+DMP, 2) +2-methyl-2-butene, NaOCl2, NaH2PO4, 3) +KHCO3, MeI
COMMENT
Keywords: 2-acylamino uronic acid, glycosyl phosphonates, oxidation, uronate 2-nitro-glycal, thermodynamic 1,2-trans-di-equatorial phosphonylation
There are multiple phases in this reaction.
ATTENTION: The chemical structure of NaOCl2 could not be found. (a plausible structure is being registered)
REFERENCE
Reference Id
REF-0000-000331
Issn
Electronic
Doi
10.1021/jo2002193
PubMed ID
21495699
Journal Name
The Journal of organic chemistry. (2011) 76 (10): 4099-104.
Article Title
Accessing C-1 phosphonylated 2-acylamino uronic acids via 2-nitro-glycals.
Author
Beenu, Bhatt; Robin J, Thomson; Mark, von Itzstein
Affiliation
Institute for Glycomics, Griffith University, Gold Coast Campus, Queensland 4222, Australia.
Reference Id
REF-0000-000332
Source
J. Org. Chem. 2011, 76, 4099-4104
Doi
10.1021/jo2002193

©2008-2013 Research Center for Medical Glycoscience, National Institute of Advanced Industrial Science and Technology (AIST)