2 article(s) from Hahm, Heung Sik
- Full Research Paper
- Published 12 Jul 2016
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Figure 1: Disaccharide repeating unit of the S. pneumoniae serotype 3 CPS.
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Figure 2: Building blocks and solid support for the automated solid-phase synthesis of S. pneumoniae serotype...
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Scheme 1: Attempted assembly of SP3 trisaccharide 5 using glycosyl phosphate building blocks 1 and 2. Reagent...
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Figure 3: HPLC chromatogram of the crude products of the attempted AGA of SP3 trisaccharide 5; conditions: YM...
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Scheme 2: Attempted AGA of SP3 trisaccharide 9 using glycosyl phosphate building blocks 1 and 3. Reagents and...
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Figure 4: HPLC chromatogram of the crude products of the attempted AGA of SP3 trisaccharide 9; conditions: YM...
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Scheme 3: Automated synthesis of linker-bound glucuronic acid 10 using glycosyl phosphate building block 1. R...
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Scheme 4: Automated synthesis of SP3 trisaccharide 5 using glycosyl phosphate building blocks 1 and 2. Reagen...
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Figure 5: HPLC chromatogram of the crude products of the automated solid-phase SP3 trisaccharide 5 synthesis;...
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Scheme 5: Global deprotection of SP3 trisaccharide 5. Reagents and conditions: a) LiOH, H2O2, THF, −5 °C to r...
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- Full Research Paper
- Published 04 May 2015
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Figure 1: Terminal sialic acids are typically α-(2,3) or α-(2,6) linked to galactose (Gal) such as in the tum...
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Scheme 1: (a) FmocCl, py, CH2Cl2, rt, 4 h, 77%, (b) 2-chloroacetyl chloride, py, CH2Cl2, 0 °C to rt, 3 h, 88%...
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Scheme 2: Automated synthesis of oligosaccharides with α(2,3)-, α(2,6)-sialic acid linkages. Glycosylations: ...
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