申请人:Madsen Alice Ravn
公开号:US20130288960A1
公开(公告)日:2013-10-31
The invention relates to a derivative of a GLP-1 analogue, which analogue comprises a first K residue at a position corresponding to position 18 of GLP-1 (7-37) (SEQ ID NO: 1), a second K residue at another position, and a maximum of twelve amino acid changes as compared to GLP-1 (7-37); which derivative comprises two protracting moieties attached to said first and second K residue, respectively, via a linker, wherein the protracting moiety is selected from Chem. 1, Chem. 2, and Chem. 3: Chem.: HOOC—(CH
2
)
x
—CO—* Chem. 2: HOOC—C
6
H
4
-0-(CH
2
)
y
—CO—* Chem. 3: R
2
—C
6
H
4
—(CH
2
)
z
—CO—*, in which x is an integer in the range of 6-18, y is an integer in the range of 3-17, z is an integer in the range of 1-5, and R
2
is a group having a molar mass not higher than 150 Da; and the linker comprises Chem. 4: *—NH—(CH
2
)
2
-(0-(CH
2
)
2
)
k
-0-(CH
2
)
n
—CO—*. wherein k is an integer in the range of 1-5, and n is an integer in the range of 1-5; or a pharmaceutically acceptable salt, amide, or ester thereof. The invention also relates to the pharmaceutical use thereof, for example in the treatment and/or prevention of all forms of diabetes and related diseases, as well as to corresponding novel peptides and side chain intermediates. The derivatives are suitable for oral administration.