发明名称 |
Asymmetric ionizable cationic lipid for RNA delivery |
摘要 |
What is described is a compound of formula I;
wherein
R1 consists of a linear or branched alkyl consisting of 1-18 carbons, an alkenyl or alkynyl consisting of 2 to 12 carbons, or a cholesteryl;R2 consists of a linear or branched alkyl or an alkenyl consisting of 1 to 18 carbons;L1 consists of a linear alkyl consisting of 5 to 9 carbons or, when R1 consists of a cholesteryl then L1 consists of a linear alkylene or alkenyl consisting of 3 to 4 carbons;X1 consists of —O—(CO)— or —(CO)—O—;X2 consists of S or O;L2 consists of a bond or a linear alkylene of 1 to 6 carbons;R3 consists of a linear or branched alkylene with 1 to 6 carbons; andR4 and R5 are the same or different, each consisting of a linear or branched alkyl of 1 to 6 carbons;
or a pharmaceutically acceptable salt thereof. |
申请公布号 |
US9365610(B2) |
申请公布日期 |
2016.06.14 |
申请号 |
US201514707876 |
申请日期 |
2015.05.08 |
申请人 |
Arcturus Therapeutics, Inc. |
发明人 |
Payne Joseph E.;Chivukula Padmanabh;Webb David |
分类号 |
C07J41/00;C07C333/04;C07C271/22;C07C235/12;C07C237/12;C12N15/11;A23D9/013;A61K9/127;A61K9/107 |
主分类号 |
C07J41/00 |
代理机构 |
Baker & Hostetler LLP |
代理人 |
Baker & Hostetler LLP |
主权项 |
1. A compound of formula Iwherein
R1 consists of a linear or branched alkyl consisting of 1 to 20 carbons, an alkenyl or alkynyl consisting of 2 to 12 carbons, or a cholesteryl; R2 consists of a linear or branched alkyl consisting of 1 to 20 carbons or an alkenyl consisting of 2 to 20 carbons; L1 consists of a linear alkyl consisting of 3 to 9 carbons or, when R1 consists of a cholesteryl then L1 consists of a linear alkylene or alkenyl consisting of 3 to 4 carbons; X1 consists of —O—(CO)— or —(CO)—O—; X2 consists of S or O; L2 consists of a bond or a linear alkylene of 1 to 6 carbons; R3 consists of a linear or branched alkylene with 1 to 6 carbons; and R4 and R5 are the same or different, each consisting of a linear or branched alkyl of 1 to 6 carbons;or a pharmaceutically acceptable salt thereof. |
地址 |
San Diego CA US |