Chemistry: natural resins or derivatives; peptides or proteins; – Peptides of 3 to 100 amino acid residues – Tripeptides – e.g. – tripeptide thyroliberin – etc.
Reexamination Certificate
2006-04-18
2006-04-18
Maier, Leigh C. (Department: 1623)
Chemistry: natural resins or derivatives; peptides or proteins;
Peptides of 3 to 100 amino acid residues
Tripeptides, e.g., tripeptide thyroliberin , etc.
C548S468000, C562S557000
Reexamination Certificate
active
07030214
ABSTRACT:
Ureins are obtained by reaction, in basic medium, between an Nω-(aryloxycarbonyl)diamino acid and a compound containing a free amino group. The chirality of the compounds is outstandingly well preserved.
REFERENCES:
patent: 2288422 (1942-06-01), Rohm
patent: 3928305 (1975-12-01), Werle
patent: 4045556 (1977-08-01), Schwertner et al.
patent: 4515803 (1985-05-01), Henning et al.
patent: 4980384 (1990-12-01), Takahashi et al.
patent: 5032577 (1991-07-01), Fung et al.
patent: 5198533 (1993-03-01), Schally et al.
patent: 5312831 (1994-05-01), Ayral-Kaloustian et al.
patent: 86/59209 (1986-06-01), None
patent: 0074070 (1983-03-01), None
patent: 0207358 (1987-01-01), None
patent: 56-147757 (1981-11-01), None
Wilchek, M. et al “Limitations of N-hydroxysuccinimide esters in affinity chromatography” Biochemistry, vol. 26, pp. 2155-2161, 1987.
Tuomanen E. et al “Protection by D-amino acids against growth inhibition” Antimicrob. Agents Chemother., vol. 26, No. 3, pp. 414-416, 1984.
Kessler, H. et al “Structural optimization of peptides for cytoprotection of rat liver cells” Pept. Chem. pp. 627-630, 1988.
Caplus abstract 1988:522636, 1988.
Kemp et al.,Organic Chemistry, Worth Publishers, Inc. (1980).
Lehninger,Principles of Biochemistry, Worth Publishers, Inc. (1982).
J.T. Capecchi et al. “Critical Examination of a Method for the Analysis of α and—Linkages in Peptides Containing Aspartic Acid and Glutamic Acid”. Journal of Organic Chemistry, vol. 48, No. 12, Jun. 17, 93, p. 2014-2021.
H. Maeda et al.: “Synthesis and central nervous system actions of thyrotropin-releasing hormone analogs containing a 1-substituted 2-oxoimadazolidine moiety”. Int. Journal of Peptide and Protein Research, p. 403-411.
M. Suzuki et al.: “Synthesis and central nervous system actions of thyrotropin-releasing hormone analogues containing a dihydroorotic acid moiety”. Journal of Medicinal Chemistry, vol. 33, No. 8, p. 2130-2137.
E. Müller: “Methoden der organischen Chemie”. Houben-Weyl, 1974, vol. XV/1, p. 472.
March, Adv Org Chem 278-286.
Anteunis Marc
Becu Frank
Blondeel Georges
Callens Roland
Connolly Bove Lodge & Hutz
Maier Leigh C.
Solvay ( Societe Anonyme)
LandOfFree
Ureins derived from α, ω, diamino acids and... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Ureins derived from α, ω, diamino acids and..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Ureins derived from α, ω, diamino acids and... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3584193