Compound including a guanidine group and an unsubstituted tetraphenylborate ion
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United States of America Patent
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Nov 16, 1993
Issued Date -
N/A
app pub date -
Mar 20, 1992
filing date -
Jun 19, 1987
priority date (Note) -
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Abstract
A compound useful in the synthesis of peptides containing arginine, and including a guanidine group and an unsubstituted tetraphenylborate ion, and having the formula: ##STR1## wherein A is a hydrogen atom, an amino acid group which is linked by a peptide bond and which may be substituted, a peptide radical which is linked by a peptide bond and which may be substituted, or an aliphatic or aromatic radical effective as a protecting group or an activating group, and wherein Y is an hydroxyl group, a halogen atom, an amino group, an amino acid group which is linked by a peptide bond and which may be substituted, a peptide radical which is linked by a peptide bond and which may be substituted, or an aliphatic or aromatic radical effective as a protecting group or an activating group.
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