INJECTABLE SOLUTION AT PH 7 COMPRISING AT LEAST ONE BASAL INSULIN WHEREIN THE PI IS COMPRISED FORM 5.8 TO 8.5 AND A CO-POLYAMINO ACID BEARING CARBOXYLATE CHARGES AND HYDROPHOBIC RADICALS
申请人:ADOCIA
公开号:US20190275115A1
公开(公告)日:2019-09-12
In one embodiment, the composition according to the invention is characterized in that the co-polyamino acid bearing carboxylate charges and at least one hydrophobic radical -Hy is chosen among the co-polyamino acids according to formula XXXb hereinafter:
wherein,
D represents, independently, either a group —CH
2
— (aspartic acid) or a group —CH
2
—CH
2
— (glutamic acid),
X represents a cationic entity chosen in the group comprising alkali cations,
R
b
and R
b
′, identical or different, are either a hydrophobic radical -Hy, or a radical chosen in the group consisting of an H, a C2 to C10 linear acyl group, a C3 to C10 branched acyl group, a benzyl, a terminal “amino acid” unit and a pyroglutamate,
at least one of Rb and R′b is a hydrophobic radical -Hy,
Q and Hy are as defined above.
n+m represents the degree of polymerization DP of the co-polyamino acid, namely the mean number of monomeric units per co-polyamino acid chain and 5≤n+m≤250.
在一种实施例中,根据本发明的组合物的特征在于,共聚氨基酸带有羧酸盐基团和至少一种疏水基团-Hy,所述疏水基团-Hy是从下文公式XXXb中的共聚氨基酸中选择的:
其中,
D分别表示一个基团—CH
2
—(天冬氨酸)或一个基团—CH
2
—CH
2
—(谷氨酸),
X表示从包括碱金属阳离子在内的阳离子实体中选择的一个阳离子实体,
R
b
和R
b
′,相同或不同,要么是一个疏水基团-Hy,要么是从包括H、C2到C10线性酰基团、C3到C10支链酰基团、苄基、末端“氨基酸”单元和吡咯谷氨酸在内的基团中选择的一个基团,
Rb和R′b中至少一个是疏水基团-Hy,
Q和Hy如上所定义。
n+m表示共聚氨基酸的聚合度DP,即每个共聚氨基酸链上的单体单位的平均数,且5≤n+m≤250。