发明名称 |
23-yne-vitamin D<sub>3 </sub>derivative |
摘要 |
To provide a novel vitamin D3 derivative useful as a therapeutic agent for osteoporosis.;Provided is a vitamin D3 derivative represented by the following formula (1) or a medicinally acceptable solvate thereof:;wherein R1 represents a hydrogen atom, an alkyl group having 1 to 6 carbon atoms, an alkylcarbonyloxyalkyl group with each alkyl having 1 to 6 carbon atoms, or an arylcarbonyloxyalkyl group with the aryl having 6 to 10 carbon atoms and the alkyl having 1 to 6 carbon atoms; R2 represents a hydrogen atom or an alkyl group having 1 to 6 carbon atoms or, together with the other R2 and the carbon atom to which they are bound to, may form a cyclic alkyl group having 3 to 6 carbon atoms; R3 represents an alkyl group having 1 to 6 carbon atoms or, together with the other R3 and the carbon atom to which they are bound to, may form a cyclic alkyl group having 3 to 6 carbon atoms; X represents an oxygen atom or a methylene group; and n represents an integer of 1 or 2. |
申请公布号 |
US9006220(B2) |
申请公布日期 |
2015.04.14 |
申请号 |
US201113880637 |
申请日期 |
2011.10.24 |
申请人 |
Teijin Pharma Limited |
发明人 |
Saito Hiroshi;Komiyama Masato;Ochiai Eiji;Takagi Kenichiro;Chida Takayuki;Fujita Mariko;Imaizumi Keiichiro;Kaneko Toshiyuki |
分类号 |
C07C401/00;C07F7/18 |
主分类号 |
C07C401/00 |
代理机构 |
Sughrue Mion, PLLC |
代理人 |
Sughrue Mion, PLLC |
主权项 |
1. A compound represented by the following formula (1): wherein
R1 represents a hydrogen atom, alkyl group having 1 to 6 carbon atoms, an alkylcarbonyloxyalkyl group with each alkyl having 1 to 6 carbon atoms, or an arylcarbonyloxyalkyl group with the aryl having 6 to 10 carbon atoms and the alkyl having 1 to 6 carbon atoms; R2 represents a hydrogen atom or an alkyl group having 1 to 6 carbon atoms or, together with the other R2 and the carbon atom to which they are bound to, may form a cyclic alkyl group having 3 to 6 carbon atoms; R3 represents an alkyl group having 1 to 6 carbon atoms or, together with the other R3 and the carbon atom to which they are bound to, may form a cyclic alkyl group having 3 to 6 carbon atoms; X represents an oxygen atom or a methylene group; and n represents an integer of 1 or 2. |
地址 |
Tokyo JP |