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3,6-Di-O-benzyl-2-desoxy-4-O-(2,3-di-O-benzyl-4,6-O-benzyliden-β-D-galactopyranosyl)-2-phthalimido-β-D-glucopyranose is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

104039-85-2

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104039-85-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 104039-85-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,0,3 and 9 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 104039-85:
(8*1)+(7*0)+(6*4)+(5*0)+(4*3)+(3*9)+(2*8)+(1*5)=92
92 % 10 = 2
So 104039-85-2 is a valid CAS Registry Number.

104039-85-2Relevant academic research and scientific papers

SYNTHESE EINES N-ACETYLNEURAMINSAEURE-HALTIGEN SYNTHESEBLOCKS. KUPPLUNG ZUM N-ACETYLNEURAMINSAEURE-TETRASACCHARID MIT TRIMETHYLSILYLTRIFLAT

Paulsen, Hans,Tietz, Holger

, p. 205 - 230 (2007/10/02)

A trisaccharide synthetic block consisting of N-acetylneuraminic acid and lactosamine that allows general coupling reactions to other saccharide units was obtained.O-(Methyl 5-acetamido-4,7,8,9-tetra-O-acetyl-3,5-dideoxy-α- and -β-D-glycero-D-galacto-2-nonulopyranosylonate)-(2->6)-O-(2,3,4-tri-O-acetyl-β-D-galactopyranosyl)-(1->4)-1,3,6-tri-O-acetyl-2-desoxy-2-phthalimido-β-D-glucopyranose were used as glycosyl donors.In the presence of trimethylsilyltriflate, both compounds were converted into tetrasaccharides by reaction with derivatives of D-mannose unsubstituted at OH-2 representing the glycosyl acceptors.Removal of the protecting groups gave O-(5-acetamido-3,5-dideoxy-α- and -β-D-glycero-D-galacto-2-nonulopyranosylonic acid)-(2->6)-O-β-D-galactopyranosyl-(1->4)-O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-(1->2)-D-mannopyranose, respectively.

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