JCGGDB TOP Glycan Syntheses

Reaction

JCGG ID
JCGG-RAC0001058
Submitter
The Noguchi Institute
Reaction ID
R-0000-001065
Regist Date
2012/06/21 16:37:21
REACTANT
MOLECULE ID
JCGG-COM0001183 (Reaction Tree)
Mol
0.117 mmol
MOLECULE ID
JCGG-COM0001178 (Reaction Tree)
Mol
0.0590 mmol
MOLECULE ID
JCGG-COM0001173
Reactant Type
di-tert-butylpyridine
Mol
0.470 mmol
MOLECULE ID
JCGG-COM0000741
Reactant Type
MeOTf
Mol
0.47 mmol
PRODUCT
MOLECULE ID
JCGG-COM0001185 (Reaction Tree)
Product Type
beta
Yield
52%
MOLECULE ID
JCGG-COM0001186 (Reaction Tree)
Product Type
alpha
Yield
18%
REACTION DETAIL
Reaction Time
15 minutes, 24 hours
Reaction Temp
room temp, -10 degree C
Solvent
Et2O/CH2Cl2 = 2/1, Et2O/CH2Cl = 2/1
Comment
1) 27+22, MS 4A, 2) +all the rest
MS 4A was included in the solvent.
The reactants were mixed at -40 degree in Celsius, and allowed to raise to -10 degree. (second phase)
COMMENT
There are two phases in this reaction.
REFERENCE
Reference Id
REF-0000-000048
Issn
Print
PubMed ID
11273599
Journal Name
Journal of the American Chemical Society. (2001) 123 (1): 35-48.
Article Title
Total syntheses of tumor-related antigens N3: probing the feasibility limits of the glycal assembly method.
Author
H M, Kim; I J, Kim; S J, Danishefsky
Affiliation
Laboratory for Bioorganic Chemistry, Sloan-Kettering Institute for Cancer Research, 1275 York Ave., New York, New York 10021, USA.
Reference Id
REF-0000-000049
Source
J. Am. Chem. Soc. 2001, 123, 35-48
Doi
10.1021/ja0022730

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