The present invention relates to a process for preparing N-(1-alkenyl)carboxamides of the formula I, which comprises reacting a carboxamide of the formula II with an alkyne of the formula III in the presence of a catalyst selected from among carbonyl complexes, halides and oxides of rhenium, manganese, tungsten, molybdenum, chromium and iron.
DIGLYCOLAMIDE DERIVATIVES FOR SEPARATION AND RECOVERY OF RARE EARTH ELEMENTS FROM AQUEOUS SOLUTIONS
申请人:UT-Battelle, LLC
公开号:US20220002229A1
公开(公告)日:2022-01-06
Rare earth extractant compounds having the following structure:
wherein R
1
, R
2
, R
3
, and R
4
are independently selected from alkyl groups containing 1-30 carbon atoms and optionally containing an ether or thioether linkage connecting between carbon atoms, provided that the total carbon atoms in R
1
, R
2
, R
3
, and R
4
is at least 12; R
5
and R
6
are independently selected from hydrogen atom and alkyl groups containing 1-3 carbon atoms; and provided that at least one of the conditions (i)-(iv) apply as follows: presence of a distal branched group in at least one of R
1
-R
4
(condition i), asymmetry in R
1
-R
4
(condition ii), presence of amine-containing ring (condition iii), or presence of lactam ring (condition iv). Also described are hydrophobic water-insoluble solutions containing at least one extractant compound of Formula (1), as well as method for extracting rare earth elements from aqueous solution by contacting the aqueous solution with the water-insoluble solution.
[EN] TLR2 MODULATOR COMPOUNDS, PHARMACEUTICAL COMPOSITIONS AND USES THEREOF<br/>[FR] COMPOSÉS MODULATEURS DE TLR2, COMPOSITIONS PHARMACEUTIQUES ET LEURS UTILISATIONS
申请人:AXIAL THERAPEUTICS INC
公开号:WO2021242923A1
公开(公告)日:2021-12-02
The present disclosure relates to compounds which modulate the activity of Toll-like receptor (TLR) proteins, including agonists or activators, partial agonists, and antagonists. Of particular interest of compounds that modulate the activity of TLR2, as well as methods of using such compounds to treat cancer and other disorders associated with a TLR2 pathway.
OXO-HETEROCYCLIC SUBSTITUTED CARBOXYLIC ACID DERIVATIVES AND THE USE THEREOF
申请人:Hahn Michael
公开号:US20110034450A1
公开(公告)日:2011-02-10
The present application relates to novel carboxylic acid derivatives having an oxo-substituted azaheterocyclic partial structure, processes for their preparation, their use for the treatment and/or prophylaxis of diseases, and their use for producing medicaments for the treatment and/or prophylaxis of diseases, especially for the treatment and/or prevention of cardiovascular disorders.
NOVEL 1,3-BENZOXAZOL-2(3H)-ONES AND THEIR USE AS MEDICAMENTS AND COSMETICS
申请人:DR. AUGUST WOLFF GMBH & CO. KG ARZNEIMITTEL
公开号:US20150111935A1
公开(公告)日:2015-04-23
The present invention relates to a novel class of 1,3-benzoxazol-2(3H)-ones and their use as a medicament, preferably as a dermatologic agent, and as a cosmetic. These novel compounds are particularly useful in treating and/or preventing inflammation, irritation, itching, pruritus, pain, oedema and/or pro-allergic or allergic conditions in a patient. Usually they are topically applied to the skin or mucosa in the form of a pharmaceutical or cosmetic composition comprising the compound and a pharmaceutically and/or cosmetically acceptable carrier.