Chemistry: natural resins or derivatives; peptides or proteins; – Peptides of 3 to 100 amino acid residues – Chemical aftertreatment – e.g. – acylation – methylation – etc.
Patent
1988-10-21
1991-08-27
Schain, Howard E.
Chemistry: natural resins or derivatives; peptides or proteins;
Peptides of 3 to 100 amino acid residues
Chemical aftertreatment, e.g., acylation, methylation, etc.
435177, 435188, 435198, 530363, 530408, 530409, 530410, 562575, C07K 308, C07K 1706
Patent
active
050434241
ABSTRACT:
A peptide or protein is modified by reacting a phosphoric acid ester represented by the following general formula (I) with a peptide or protein: ##STR1## wherein R.sub.1 means a linear or branched, C.sub.1-36 alkyl or C.sub.2-36 alkenyl group whose hydrogen atom or atoms may be substituted by the corresponding number of fluorine atom(s) or a phenyl group substituted by at least one linear or branched C.sub.1-15 alkyl group, R.sub.2 denotes a C.sub.2-3 alkylene group, m stands for a number of 0-30, and M is a hydrogen atom, an alkali metal ion, an alkaline earth metal ion, an ammonium ion, an alkylamine residue or an alkanolamine residue.
REFERENCES:
patent: 2768997 (1956-10-01), Reeves et al.
Horinishi Nobutaka
Imamura Takashi
Kurosaki Tomihiro
Matsunaga Akira
Wakatsuki Junya
Kao Corporation
Schain Howard E.
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