Patent ID: 11891457
Assignee: CHUGAI SEIYAKU KABUSHIKI KAISHA
Field: Pharmaceuticals (Chemistry)
Classification: CPC C  A  Y | IPC A  C

Claim 0:
1. A peptide compound having a cyclic portion, wherein:
(i) the peptide compound contains a cyclic portion composed of 5 to 12 amino acids and amino acid analog residues in total, and has 9 to 13 amino acids and amino acid analogs in total,
(ii) the peptide compound contains at least three N-alkylated amino acids, wherein the N-alkylated amino acids are N-methylated amino acids,
(iii) the peptide compound has a ClogP value of 8 to 15, and
(iv) the peptide compound has at least one amide bond formed between a side chain of an amino acid or an amino acid analog and a nitrogen atom of the main chain of another amino acid or amino acid analog,
wherein the peptide compound comprises an amide bond formed between a side chain of an optionally substituted glutamic acid or an optionally substituted aspartic acid and a nitrogen atom of the main chain of another amino acid.