Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 951

Document Document Title
WO/2020/171400A1
The present invention pertains to: a water-soluble naphthoquinone derivative composition and a method for producing same; a water-soluble composition for controlling harmful algae; a method for controlling large-scale harmful algae; and ...  
WO/2020/037372A1
A method of detecting the presence of an NBOMe in a sample which comprises of contacting the sample with an activated p-quinone such as 2,3,5,6-tetrachloro-1,4-benzoquinone (TCBQ) and an aldehyde, for example acetaldehyde, and optionally...  
WO/2020/002338A1
A process for the continuous production of a reaction product of a diazo‐compound and a substrate in a multi‐stage flow reactor is disclosed.  
WO/2019/243369A1
The present invention relates to compounds of formula (I) that are able to generate oct-2-en-4-one and thus to provide a long-lasting or substantive strawberry odor to the environment. Moreover, the present invention relates to a method ...  
WO/2019/236557A1
A process for the preparation of (2R,6R)-hydroxynorketamine is provided. The process requires no chromatography purification and affords the (2R,6R)-hydroxynorketamine in eight steps with a 26% overall yield and greater than 97% purity.  
WO/2019/223015A1
Disclosed are a precursor for a blue anthraquinone active disperse dye and a preparation method therefor. A parent body structure of the precursor is of an anthraquinone structure, has an amino capable of being reacted with an active gro...  
WO/2019/223016A1
Provided are a blue anthraquinone active disperse dye suitable for use in a supercritical CO2 fluid dyeing process and a preparation method therefor. A parent structure of the active disperse dye is of an anthraquinone structure, and als...  
WO/2019/219942A1
Provided is a process for producing an amine via a hydroaminoalkylation reaction of a non-aromatic C-C double bond or C-C triple bond, said process comprising a step of reacting a compound comprising a non-aromatic C-C double bond or C-C...  
WO/2019/199518A1
Processes are disclosed for synthesizing an α-amino acid or α-amino acid derivative, from a starting compound having a carbonyl functional group (C=O), with hydroxy-substituted carbon atoms at alpha (α) and beta (β) positions, relati...  
WO/2019/122204A1
Disclosed are processes for the manufacture of pyrazole compounds of formula (I) and their application in the manufacture of pyrazole derivatives, in particular in processes for the manufacture of pharmaceutically or agrochemically activ...  
WO/2019/047846A1
Derivatives of hypocrellin with peri-position and 2-position simultaneously substituted by amino groups and a preparation method and application thereof are disclosed. The structural formula of the derivatives is as shown in the formulae...  
WO/2019/035775A1
A method for the preparation of tapentadol in the form of a base or its hydrogen chloride, which involves the preparation of a salt (III) from a mixture of diastereomers (II) by means of crystallization-induced asymmetric transformation ...  
WO/2018/170476A1
The present invention provides freebase and salt forms, and compositions and methods thereof, useful for treating various conditions, in which aldehyde toxicity is implicated in the pathogenesis, by the administration of small molecule t...  
WO/2018/159834A1
Provided are a donor-acceptor type compound having a novel structure and an application of the donor-acceptor type compound. This enamine compound is represented by general formula (1) (in the formula: R1 represents an electron-accepting...  
WO/2018/103239A1
Disclosed is a preparation method for a compound shown by formula (E), a Velpatasvir intermediate shown by formula (K) and an analogue thereof. The method of the present invention uses inexpensive and easily available materials, and a si...  
WO/2018/074411A1
Provided is an efficient and economical method for producing a nitrogen-containing compound. In this method for producing a compound represented by the formula R3C(O)CH=CHNR1R2, a six-fold molar excess of a compound represented by the fo...  
WO/2018/059213A1
Provided are compounds interfering with SAICAR synthesis, and applications. On the basis of existing protein structure data and small molecule structure data, calculations and analysis are performed using software to screen and obtain co...  
WO/2017/067497A9
Disclosed are a monosubstituted or polysubstituted amphiphilic hypocrellin derivative, preparation method therefor, and uses thereof. In the present invention, the amphiphilic hypocrellin derivative having substituted functional groups s...  
WO/2018/013682A1
Covalent organic frameworks (COFs) usually crystallize as insoluble powders and their processing for suitable devices has been thought to be limited. Here, it is demonstrated that COFs can be mechanically pressed into shaped objects havi...  
WO/2017/198812A3
Process for the manufacture of 2-substituted-5-(1-methylthio)alkylpyridines and a process for the manufacture of agriculturally or pharmaceutically active substances comprising the process for the manufacture of 2-substituted-5-(1- methy...  
WO/2017/211129A1
A method for manufacturing an ephedrine or pseudoephedrine intermediate, comprising: using 2-chloropropionyl chloride and benzene as starting raw materials and performing a Friedel-Crafts reaction using a Lewis acid catalyst to generate ...  
WO/2017/067497A3
Disclosed are a monosubstituted or polysubstituted amphiphilic hypocrellin derivative, preparation method therefor, and uses thereof. In the present invention, the amphiphilic hypocrellin derivative having substituted functional groups s...  
WO/2017/137955A1
The present invention relates to novel chiral 3-(2-(allyloxy)-5-methylphenyl)-N,N-diisopropyl-3-phenylprop an-1-amine (5) and racemic 3-(2-(allyloxy)-5-methylphenyl)-N,N-diisopropyl-3-phenylprop an-1-amine () and its use in improved and ...  
WO/2017/077550A1
The present invention discloses a novel metal free process for the regioselective synthesis of α-substituted carbonyl compounds of formula I from alkene, X is selected from the following compounds (A, B).  
WO/2017/057460A1
Provided is a method for producing an organic compound, wherein the organic compound is an industrially useful compound, and a deodorization step, for removing from a reaction solution odorants that are generated in or remaining after a ...  
WO/2017/054112A1
The present invention relates to a method of preparing a 3-fluoroalkyl-1-methylpyrazole-4-carboxylic acid comprising the following steps: Step 1, performing a condensation reaction on the fluoroacetyl halide derivative shown in formula I...  
WO/2017/035224A1
Highly efficient methods for synthesis of levomethadone hydrochloride or dextromethadone hydrochloride are provided starting from D-alanine, or L-alanine, respectively, with retention of configuration. Methods for treating a subject are ...  
WO/2016/207252A1
A method of preparing a compound represented by general formula (3) : Formula (3). R1 and R2 are each independently an alkyl group. The method includes reacting a compound represented by general formula (2) : Formula (2) with an alkylami...  
WO/2016/202254A1
Provided are a preparation method for synthesizing a pyrazolecarboxylic acid derivative of the following formula (I), which is suitable for industrial production, and an intermediate as shown by the following formula (II). The method is ...  
WO/2016/150208A1
Disclosed are a pharmaceutical composition and dosage form containing a glaucocalyxin A derivative as represented by the formula (I) or salt thereof, and a preparation method and use of said composition and dosage form; the anti-autoimmu...  
WO/2016/150206A1
Disclosed is a glaucocalyxin A derivative -- dimethylamino glaucocalyxin A hydrochloride salt -- and two crystalline forms thereof. The dimethylamino glaucocalyxin A hydrochloride salt provided by the present invention has good water sol...  
WO/2016/150207A1
Provided is a glaucocalyxin A derivative, or salt thereof, as represented by the formula (I), a method for preparation of said glaucocalyxin A derivative, and a use for said glaucocalyxin A derivative in preparing pharmaceuticals for fig...  
WO/2016/152886A1
The present invention provides a novel method for producing pyrazole derivatives useful as intermediates of pharmaceuticals and agricultural chemicals, as well as novel intermediate compounds in this method. The present invention pertain...  
WO/2016/071249A1
The present invention relates to a novel method for producing substituted biphenylamines.  
WO/2016/057770A1
The present disclosure describes a method of coupling a first compound to a second compound, the method comprising: providing the first compound having a fluorosulfonate substituent; providing the second compound comprising an amine; and...  
WO/2016/035609A1
The present invention provides a method for producing a benzaldehyde in which an amino group is bonded in the 2 position, a halogeno group or an alkoxy group is bonded in the 3 position, and a hydrogen atom, an alkyl group, a halogeno gr...  
WO/2015/198608A1
[Problem] To provide: a method for manufacturing a reaction product in which there is employed a phase interface reaction that makes it possible to efficiently bring about a reaction between a plasma-form substance (ozone, nitrogen plasm...  
WO/2015/170124A1
Graphene is chemically modified by a process resulting in the introduction of functional groups located only at an edge of the graphene plane. The functionalised graphene finds uses in numerous applications and further chemical synthesis...  
WO/2015/109963A1
Disclosed are an o-phenyl chalcone compound and preparation method and use thereof The o-phenyl chalcone compound is capable of inhibiting the aggregation assembly of microtubules in tumour cells and influencing the mitosis of the cells,...  
WO/2014/207761A1
The present invention relates to transition-metal-free process for the synthesis of tertiary arylamines comprises coupling reaction between arynes and N,N-dimethyl aniline compounds in presence of 18-crown-6, KF and THF.  
WO/2014/118038A1
The invention relates to novel phosphorus ligands and to a chemoselective and regioselective method for the hydroaminomethylation of olefins with at least one primary or secondary amine, with the addition of H2 and CO under catalytic con...  
WO/2014/082581A1
Disclosed is an α-(3, 5-dimethoxy benzylidene)-α'-hydrocarbyl methylene cyclic ketone, having a structure as represented by (I) or (II), wherein R is an aryl or alkyl; a preparation method is: mixing cyclic ketone and morpholine, and a...  
WO/2014/037444A1
Disclosed is a novel process for the reduction of nitro groups to amino derivatives, based on the use of trichlorosilane and an organic base, which is efficient from the chemical standpoint and of wide general applicability.  
WO/2014/005546A1
The present invention relates to a preparation method of tapentadol hydrochloride and compounds for preparation of the tapentadol hydrochloride. The preparation method comprises steps using a compound in a formula V or a hydrochloride th...  
WO/2013/121997A1
The purpose of the present invention is to provide: a method for obtaining hydrogen or deuterium with high efficiency or hydrogenating or deuterating an organic compound; a device for use in the method; and others. Provided are: a method...  
WO/2013/095301A1
Present invention relates to a method of preparing a chiral α- or β-substituted ketone from the corresponding β- or γ-substituted aldehyde, wherein the ketone has formula (I), (III) or (V), and the corresponding aldehyde has formula ...  
WO/2013/035084A3
The present invention relates to an improved process for the preparation of Fesoterodine and pharmaceutically acceptable salts thereof. The present invention particularly relates to a process for the preparation of Fesoterodine from O-be...  
WO/2013/077720A1
Methods for producing methadone and its resolution to produce (R)-6-dimethylamino-4,4-diphenylheptan-3-one ((R)- methadone). Such methods producing first the precursor compound 4-(dimethylamino)-2,2-diphenylpentanitrile. Oxidation of 4-(...  
WO/2013/054181A1
Disclosed herein is a continuous tubular reactor based conversion of acetophenones to amino substituted acetophenones wherein the nitration is carried out at -10 to 10 °C followed by reduction to m-nitrophenone resulting in uniform outp...  
WO/2012/157982A3
The present invention relates to an amine compound, a method for preparing same, and a liquid crystal alignment agent, a liquid crystal alignment film, and a liquid crystal display device, having same. A liquid crystal alignment agent ha...  

Matches 1 - 50 out of 951