[EN] SUBSTITUTED OXYGEN ALICYCLIC COMPOUNDS, INCLUDING METHODS FOR SYNTHESIS THEREOF<br/>[FR] COMPOSES ALICYCLIQUES D'OXYGENE SUBSTITUES, PROCEDES DE SYNTHESE DE CES COMPOSES
申请人:LEUKOSITE INC
公开号:WO2000001381A1
公开(公告)日:2000-01-13
The invention provides new methods for preparation of cyclic oxygen compounds, including 2,5-disubstituted tetrahydrofurans, 2,6-disubstituted tetrahydropyrans, 2,7-disubstituted oxepanes and 2,8-oxocanes. The invention also provides new cyclic oxygen compounds and pharmaceutical compositions and therapeutic methods that comprise such compounds.
Polyhydroxyalkanoate, method for production thereof and microorganisms for use in the same
申请人:CANON KABUSHIKI KAISHA
公开号:US20040067576A1
公开(公告)日:2004-04-08
A polyhydroxyalkanoate having a monomer unit composition represented by General Formula (1):
A
m
B
(1−m)
(1)
wherein A is represented by General Formula (2), B is at least one selected from the group consisting of monomer units represented by General Formula (3) or (4), and m has a value of 0.01 or larger and smaller than 1:
1
wherein
n has a value of 0 to 10, k has a value of 3 or 5, and
R is at least one group selected from the group consisting of groups represented by General Formulae (5) to (7):
2
in Formula (5)
R1 is a group selected from the group consisting of a hydrogen atom (H), halogen atoms, —CN, —NO
2
, —CF
3
, —C
2
F
5
. and —C
3
F
7
; and q is an integer selected from 1 to 8;
in Formula (6)
R2 is a group selected from the group consisting of a hydrogen atom (H), halogen atoms, —CN, —NO
2
, —CF
3
, —C
2
F
5
and —C
3
F
7
; and r is an integer selected from 1 to 8;
in Formula (7)
R3 is a group selected from the group consisting of a hydrogen atom (H), halogen atoms, —CN, —NO
2
, —CF
3
, —C
2
F
5
and —C
3
F
7
; and s is an integer selected from 1 to 8.
The efficient production methods are also provided.
Polyhydroxyalkanoates and method of producing them by utilizing mircroorganisms
申请人:——
公开号:US20010029039A1
公开(公告)日:2001-10-11
A microbial polyhydroxyalkanoate which comprises one or more of monomer units represented by Formula (1),
1
where R is at least one selected from the group represented by any one of Formulas (2), (3) and (4);
2
in Formula (2), R1 is selected from the group consisting of hydrogen atom (H), halogen atom, —CN, —NO
2
, —CF
3
, —C
2
F
5
and —C
3
F
7
, and q is an integer of 1 to 8;
in Formula (3), R2 is selected from the group consisting of hydrogen atom (H), halogen atom, —CN, —NO
2
, —CF
3
, —C
2
F
5
and —C
3
F
7
, and r is an integer of 1 to 8;
in Formula (4), R3 is selected from the group consisting of hydrogen atom (H), halogen atom, —CN, —NO
2
, —CF
3
, —C
2
F
5
and —C
3
F
7
, and s is an integer of 1 to 8. The production method is also disclosed.
Process for producing polyhydroxyalkanoates by utilizing microorganisms
申请人:——
公开号:US20030180899A1
公开(公告)日:2003-09-25
A microbial polyhydroxyalkanoate which comprises one or more of monomer units represented by Formula (1),
1
where R is at least one selected from the group represented by any one of Formulas (2), (3) and (4);
2
in Formula (2), R1 is selected from the group consisting of hydrogen atom (H), halogen atom, —CN, —NO
2
, —CF
3
, —C
2
F
5
and —C
3
F
7
, and q is an integer of 1 to 8;
in Formula (3), R2 is selected from the group consisting of hydrogen atom (H), halogen atom, —CN, —NO
2
, —CF
3
, —C
2
F
5
and —C
3
F
7
, and r is an integer of 1 to 8;
in Formula (4), R3 is selected from the group consisting of hydrogen atom (H), halogen atom, —CN, —NO
2
, —CF
3
, —C
2
F
5
and —C
3
F
7
, and s is an integer of 1 to 8. The production method is also disclosed.