L-赖氨酸盐酸盐 、 甲醇 在
盐酸 作用下,
反应 7.0h,
以to get pure L-Lysine methyl ester dihydrochloride (117 g, 91.6%) as a white powder with a melting point of 204.5-206° C的产率得到hydron;methyl (2S)-2,6-diaminohexanoate;dichloride
参考文献:
名称:
Amino acid derivatives and absorbable polymers therefrom
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。
INHIBITION OF BACTERIAL BIOFILMS WITH IMIDAZOLE DERIVATIVES
申请人:Melander Christian
公开号:US20080181923A1
公开(公告)日:2008-07-31
Disclosure is provided for imidazole derivative compounds that prevent, remove and/or inhibit the formation of biofilms, compositions comprising these compounds, devices comprising these compounds, and methods of using the same.
INHIBITION OF BIOFILMS IN PLANTS WITH IMIDAZOLE DERIVATIVES
申请人:Melander Christian
公开号:US20090143230A1
公开(公告)日:2009-06-04
Disclosure is provided for methods of preventing, removing or inhibiting microbial biofilm formation or microbial infection in a plant or plant part thereof, including applying thereto a treatment effective amount of an active compound as described herein, or an agriculturally acceptable salt thereof. Methods of enhancing a microbicide (e.g., including a copper, antibiotic, bacteriophage, etc.) and/or plant defense activator are also provided, including applying an active compound as described herein. Compositions comprising an active compound as described herein in an agriculturally acceptable carrier are also provided, and in some embodiments the compositions further include a microbicide (e.g., including copper, antibiotic, bacteriophage, etc.) and/or plant defense activator.
COMPOSITIONS SOUS FORME D'UNE SOLUTION AQUEUSE INJECTABLE COMPRENANT DU GLUCAGON HUMAIN ET UN CO-POLYAMINOACIDE
申请人:ADOCIA
公开号:US20190275156A1
公开(公告)日:2019-09-12
Physically stable compositions in the form of an injectable aqueous solution, wherein the pH is from 6.0 to 8.0, includes at least:
a) human glucagon and
b) a co-polyamino acid bearing carboxylate charges and hydrophobic radicals Hy. In one embodiment, the compositions further comprise a gut hormone.
在形式为可注射的水溶液中,具有稳定的物理性质,其中pH值为6.0至8.0,至少包括:
a) 人类胰高血糖素和
b) 具有羧酸基团和疏水基团Hy的共聚氨基酸。在一个实施例中,这些组合物进一步包括一种肠道激素。
HIV protease inhibitors based on amino acid derivatives
申请人:——
公开号:US20020151546A1
公开(公告)日:2002-10-17
A compound selected from the group consisting of a compound of formula I
1
a compound of formula II
2
and when the compound of formula I and II comprises an amino group pharmaceutically acceptable ammonium salts thereof, wherein R
1
, R
2
, Cx, n, R
3
, R
4
, R
5
, Y are as defined in the specification.