C - Chemistry – Metallurgy – 07 – H
Patent
C - Chemistry, Metallurgy
07
H
260/210, 260/229
C07H 19/10 (2006.01) C07H 21/00 (2006.01) C07H 23/00 (2006.01)
Patent
CA 1260930
ABSTRACT OF THE DISCLOSURE A nucleotide of the formula [IV] shown below: Image [IV] wherein: X is hydrogen or -CO-(CH2)n-CO-R3; each of m and n is an integer up to 20; R0 is a protective group of a phosphoric acid group, R1 is hydrogen or a protective group for a 5'-hydroxyl group, R2 is hydrogen or a protective group for an amino group, R3 is a carrier having an amino group as the func- tional group and bound at this functional group in this compound, Y is oxygen atom (-O-) or an imino group (-NH-). This nucleotide, when the X is -CO-(CH2)n-CO- R3, has a carrier (R3) through a spacer (-CO-(CH2)m- CO-) on extension from the amino group of deoxy- cytidine and therefore can be used as the starting material, namely the resin, for synthesizing a 3'- aminated oligonucleotide according to the solid phase method.
494505
Fetherstonhaugh & Co.
Wakunaga Seiyaku Kabushiki Kaisha
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