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WO/2020/130605A1 |
The present invention relates to a laurolactam preparation method and a synthesis apparatus, and epoxidation and a rearrangement reaction are carried out in the conversion of cyclododecene into cyclododecanone so that the preparation met...
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WO/2020/090658A1 |
The present invention provides a method for synthesizing a contiguous tetrasubstituted carbon imine compound such as a non-natural amino acid having α, β-contiguous tetrasubstituted carbon atoms, which has an extreme steric hindrance. ...
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WO/2020/082817A1 |
The present application pertains to the technical field of pharmaceutical compounds and drugs, relates to an oxime-based naphthoquinone compound, a preparation method therefor and the uses thereof, and specifically relates to a formula (...
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WO/2020/078898A1 |
The present invention provides an improved process for the continuous production of an essentially pure oxime, wherein the oxime is formed by reacting hydroxylamine with an aldehyde or a ketone, wherein the hydroxylamine is formed in an ...
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WO/2020/078884A1 |
The present invention provides a process for the production of an oxime, the process comprising: a. converting an aldehyde or a ketone by a chemical reaction into an oxime at a temperature of 15 to 115 °C, whereby a reaction mixture com...
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WO/2020/050368A1 |
The purpose of the present invention is to provide: a method for preparing a Vilsmeier reagent, that can be carried out safely, easily, and at a low cost; and a method for producing an aromatic aldehyde or an aromatic ketone, a carboxyli...
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WO/2020/010055A1 |
A process for the preparation of amino alcohols includes condensing a compound of Formula (II), a stereoisomer, a tautomer, or a salt thereof with a compound of Formula (IlIa) or Formula (Illb), a stereoisomer, a tautomer, or a salt ther...
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WO/2019/230831A1 |
This method comprises steps: (i) reacting a compound represented by formula (A) with hydrazine to produce a compound represented by formula (B); (ii) reacting the compound represented by formula (B) with formaldehyde to produce a compoun...
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WO/2019/221192A1 |
The present invention provides a method for producing an amino acid aminoalkyl ester or an inorganic acid salt thereof by reacting a compound represented by general formula (I) or a compound represented by general formula (III), or a sal...
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WO/2019/210742A1 |
The present invention relates to a novel acrylic ketone oxime ester compound, a preparation method therefor, and a composition thereof. The acrylic ketone oxime ester compound of the present invention can initiate the occurrence of a pol...
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WO/2019/208043A1 |
[Problem] To provide a method for simply producing various N-unprotected imine compounds inexpensively and safely. [Solution] This method for producing a N-unprotected imine compound comprises reacting a ketone compound and a nitrogen so...
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WO/2019/170538A1 |
The present invention relates to a method for producing an isomer-enriched mixture of 3S- and 3R-caranon of 3-caran epoxide, a 3S-caranon obtained therefrom, a method for producing 3S-caranlactam from 3-carene, a method for producing 3R-...
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WO/2019/142952A1 |
Disclosed are a photoactive agent, a method for manufacturing the photoactive agent, and a method for manufacturing a liquid crystal aligning agent, wherein the photoactive agent has a N-O-C=O-C band and is mixed with a liquid crystal al...
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WO/2019/129815A1 |
The invention provides a method for synthesizing a compound of formula (I) wherein each R independently represents an optionally substituted aryl, heteroaryl, alkyl, perfluoroalkyl, cycloalkyl, alkoxy, aryloxy, acyl, carboxyl, hydroxyl, ...
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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...
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WO/2019/122194A1 |
Process for the manufacture of iminium compounds and their application in the manufacture of pyrazole derivatives The present invention concerns processes for the manufacture of iminium compounds and their application in the manufacture ...
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WO/2019/122164A1 |
The present invention concerns processes for the manufacture of pyrazole carboxylic derivatives and precursors thereof.
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WO/2019/117255A1 |
The present invention addresses the problem of providing an industrially preferable, economical, and environmentally friendly method for producing the 4,5-dihydroisoxazole represented by a formula (3). The present invention enables the c...
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WO/2019/104888A1 |
Disclosed is an imine-type quaternary ammonium salt catalyst, wherein the catalyst has a general structure formula shown by formula I below; in the formula, R1 and R2, respectively, are independently selected from C1-C20 linear alkyl or ...
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WO/2019/101813A1 |
The various aspects presented herein relate to the perfumery industry. More particularly, the various aspects presented herein relate to malodor counteracting compositions and/or ingredients, methods for counteracting malodors, as well a...
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WO/2019/076926A1 |
The present invention relates to new classes of odorous oximes and their ketone intermediates (odorants) which are useful as fragrance or flavor materials in particular in providing cassis, catty, tropical, green, coniferous, thuya, flor...
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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...
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WO/2019/036349A1 |
This invention discloses the first example of palladium(ll)-catalyzed β-C(sp3)-H iodination or arylation of a wide range of ketones by using a commercially available aminooxyacetic acid auxiliary. This L, X-type directing group overcome...
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WO/2019/010016A1 |
There is disclosed a process for the production of long chain amino acid and long chain dibasic acid, comprising: (1) reacting long chain keto fatty acid with hydroxylamine or subjecting keto fatty acid to an ammoximation reaction to yie...
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WO/2018/228981A1 |
The invention relates to a process for the preparation of a compound represented by formula (I) wherein X is selected from the group consisting of -H, -halogen, linear or branched C1-C7 alkyl group, linear or branched C1-C5 alkoxy group,...
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WO/2018/199146A1 |
Provided is a novel method for producing amide compounds at high stereochemical selectivity. This method for producing amide compounds is provided with an amidation step for reacting an aminoester compound represented by general formula ...
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WO/2018/157617A1 |
Disclosed is a process method for the synthesis of a ketoxime. The method comprises reacting a ketone and ammonia with hydrogen peroxide to obtain a ketoxime with a titanium silicon zeolite as a catalyst in an aqueous carbonate solution ...
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WO/2018/144385A1 |
A convenient method for converting oximes into enamides is disclosed. The process produces enamides without the concomitant production of a large volume of metallic waste (I). The enamides are useful precursors to amides and amines.
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WO/2018/139485A1 |
The present invention addresses the problem of providing a dichloroglyoxime production method by which dichloroglyoxime, which can be used as an industrial anti-bacterial agent, a preservative, a slime control agent or the like, can be o...
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WO/2018/116158A1 |
The present invention relates to new compounds having hydroxyl, imino and carboxylic functionalities, processes for the production thereof and use thereof as antitumour agents for the treatment of solid tumours.
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WO/2018/088436A1 |
Disclosed is an ammoximation catalyst useful in producing oximes from ketones with high yield and high selectivity by ammoximation reaction using hydrogen, oxygen and ammonia. The ammoximation catalyst contains (a) a titanosilicate and (...
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WO/2018/065997A1 |
An improved process for the production of concentrated aqueous solutions of hydrazine hydrate by ketazine method is described. In particular, it describes preparation of hydrazine hydrate by ketazine method using 50-70% hydrogen peroxide...
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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...
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WO/2018/033866A1 |
The present invention relates to a new chemical synthesis, intermediates and catalysts useful for the preparation of the neprilysin (NEP) inhibitor sacubitril, inter alia via nitro 5 compounds. It further relates to new intermediate comp...
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WO/2018/021884A1 |
According to the present invention, a compound represented by chemical formula 1 is characterized by being coordinated with a metal ion, thereby enabling a bidirectional or multi-directional organometallic complex to be formed. Therefore...
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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...
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WO/2018/003587A1 |
Provided are: a method for easily producing, with a high yield, an iron binuclear complex having a structure in which two iron atoms are bonded together through one oxygen atom, and a ligand structure containing a Shiff base, in the mole...
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WO/2018/002114A1 |
The invention relates to a method for reactivating homogeneous catalyst systems from organic reaction mixtures. The catalyst systems are suitable for oxidating organic compounds such as, for example cyclododecene. The reactivation is car...
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WO/2017/146581A1 |
Described are methods for preparing phenols, benzene carboxylic acids, esters and anhydrides thereof from furanic compounds by reaction with a dienophile, wherein the furanic compounds are reacted with a hydrazine and/or oxime and then r...
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WO/2017/111176A1 |
Synthesis of an organic compound with chirality is an important technique in the fields of medicines, pesticides, health foods, etc. However, catalysts to be used for such synthesis are produced from expensive starting materials and, fur...
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WO/2017/112629A1 |
Methods of converting a fluorinated vinyl ether to a saturated partially fluorinated ether, the method comprising: reacting the fluorinated vinyl ether with an amine, ammonia, or combination thereof to form the saturated partially fluori...
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WO/2017/102659A1 |
The invention relates to a method for synthesising at least one nitrogen compound belonging to the family of the partially N-hydroxyethylated tertiary 1,6-hexanediamines of the following general formula (I) in which the groups R1, R2 and...
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WO/2017/085747A2 |
The present invention relates to a novel process for preparation of methyl (αE)-(α- (methoxyimino)-2-[[[(E)-[1-[3- (trifluoromethyl) phenyl] ethylidene] amino] oxy] methyl] benzeneaceate (Trifloxystrobin) compound of formula (I) in fre...
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WO/2017/041642A1 |
Provided is a compound based on a meta-linked bihydrazinoazine structure and a preparation method and a use thereof. The compound can be used as a red probe and has an excellent aggregation-induced luminescence property, and can be used ...
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WO/2016/199706A1 |
A power supply device, a photochemical reaction device and method in which the power supply device is used, and a lactam production method in which the photochemical reaction method is used, said power supply device being characterized i...
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WO/2016/192610A1 |
The present invention provides a compound having a novel acyloxime ester structure of the structure shown in a general formula I. The compound has a desirable ultraviolet absorption effect. The compound has characteristics of desirable s...
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WO/2016/192611A1 |
The present invention provides a compound having an acyloxime ester structure of the structural shown in a general formula I. The compound has a desirable ultraviolet absorption effect. The compound has characteristics of desirable solub...
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WO/2016/190280A1 |
[Problem] To provide a method for efficiently producing an O-[1-(2-hydroxypropyl)]oxime compound at low cost, said O-[1-(2-hydroxypropyl)]oxime compound having extremely high purity and being suitable as an intermediate for pharmaceutica...
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WO/2016/179910A1 |
The present invention relates to a solvent-free green ammoximation process based on film distribution, which comprises: adding a TS-1 catalyst and a ketone into a reactor in advance, setting a stirring speed and a reaction temperature, a...
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WO/2016/154694A1 |
The present invention relates to N-acylhydrazone derivatives with histone deacetylase enzyme inhibiting activity, to anti-tumour pharmaceutical compositions that comprise said compounds, and to methods for producing the same. The present...
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