A carbonic acid ester is provided that is represented by the formula below and has a melting point of no greater than 0° C.
(In the formula, R
1
and R
2
independently denote a saturated hydrocarbon group, R
1
is a branched chain, and R
2
is a straight or branched chain). There is also provided a magnetic recording medium that includes a non-magnetic support and, above the support, at least one magnetic layer including a ferromagnetic powder dispersed in a binder, the magnetic layer including the carbonic acid ester. Furthermore, there is provided a magnetic recording medium including a support and, above the support, a non-magnetic layer including a non-magnetic powder dispersed in a binder, and above the non-magnetic layer, at least one magnetic layer including a ferromagnetic powder dispersed in a binder, the non-magnetic layer and/or the magnetic layer including the carbonic acid ester.
BICYCLIC ACETYL-COA CARBOXYLASE INHIBITORS AND USES THEREOF
申请人:BARNES David Weninger
公开号:US20120028969A1
公开(公告)日:2012-02-02
The present invention provides compounds of formula (I);
or pharmaceutically acceptable salts thereof, wherein the variables are defined as herein. The present invention provides a method for manufacturing the compounds of formula (I), their therapeutic uses, combinations with other of pharmacologically active agents, and a pharmaceutical compositions.
ELECTROCHROMIC COMPOUND, ELECTROCHROMIC COMPOSITION, AND ELECTROCHROMIC ELEMENT
申请人:Goto Daisuke
公开号:US20180208834A1
公开(公告)日:2018-07-26
An electrochromic compound represented by the following formula (1) is provided:
where each of R
1
to R
9
and Ar
1
to Ar
6
independently represents one of a hydrogen atom, a halogen atom, a monovalent organic group, a group in which two or more aryl and/or heteroaryl groups are bound to each other via a covalent bond, a group in which two or more aryl and/or heteroaryl groups are condensed with each other to form a ring, and a polymerizable functional group; and at least one of Ar
1
to Ar
6
represents an aryl group, a heteroaryl group, a group in which two or more aryl and/or heteroaryl groups are bound to each other via a covalent bond, or a group in which at least two aryl or heteroaryl groups are condensed with each other to form a ring.
CARBONIC ACID ESTER, PRODUCTION PROCESS THEREFOR, AND MAGNETIC RECORDING MEDIUM
申请人:MORI Masahiko
公开号:US20080020243A1
公开(公告)日:2008-01-24
A process for producing a carbonic acid ester is provided, the process comprising a step of synthesizing a saturated alkyl carbonic acid ester represented by Formula (1) so as to give the saturated alkyl carbonic acid ester represented by Formula (1) as a crude product and a step of subjecting the crude product to liquid-liquid extraction using a saturated hydrocarbon solvent and a solvent comprising an organic solvent that is not infinitely miscible with the saturated hydrocarbon solvent so as to give the saturated alkyl carbonic acid ester represented by Formula (1) as a purified product
(in Formula (1), R
1
and R
2
independently denote a saturated hydrocarbon group provided that the sum of the number of carbons in R
1
and the number of carbons in R
2
is at least 12 but no greater than 50). There are also provided a carbonic acid ester produced by the production process, and a magnetic recording medium comprising a non-magnetic support and, above the non-magnetic support, a magnetic layer comprising a ferromagnetic powder dispersed in a binder, the magnetic layer comprising the carbonic acid ester and having on the surface a number of protrusions that satisfies Formula (2)
0.01≦H
15
/H
10
<0.20 (2)
(H
10
denotes the number of protrusions per unit area on the surface of the magnetic layer that have a height of less than 10 nm (number/μm
2
), and H
15
denotes the number of protrusions per unit area on the surface of the magnetic layer that have a height of 15 nm or greater (number/μm
2
)).
An electrochromic element including: a first electrode; a second electrode that is opposed to and apart from the first electrode; and an electrolyte that is between the first electrode and the second electrode, wherein the first electrode includes a polymerized product of an electrochromic composition that includes a radical-polymerizable compound including a triarylamine backbone, and wherein the second electrode includes a compound represented by General Formula (I) where R1 and R2 each denote a hydrogen atom, an aryl group including 14 or less carbon atoms, a heteroaryl group including 14 or less carbon atoms, a branched alkyl group including 10 or less carbon atoms, an alkenyl group including 10 or less carbon atoms, a cycloalkyl group including 10 or less carbon atoms, or a functional group that is capable of binding to a hydroxyl group; n and m each denote 0 or an integer of from 1 through 10; and X− denotes a charge-neutralizing ion.