Inventor

YAMASHITA MIYOSHI

JP28 patents

Patents

28 patents

US11518729B2Dec 6, 2022

Processes for preparing 5,5-dimethyl-2-oxo-3-cyclopentene-1-carboxylate compounds and 3,5,5-trimethyl-2-oxo-3-cyclopentene-1-carboxylate compounds from 3,3-dimethyl-1-butene-1,4-dicarboxylate compounds and 1,3,3-trimethyl-1-butene-1,4-dicarboxylate compounds, and 1,3,3-trimethyl-1-butene-1,4-dicarboxylate compounds

SHINETSU CHEMICAL CO1 citations62

US11420919B2Aug 23, 2022

Process for preparing a formylalkenyl alkoxymethyl ether compound and processes for preparing conjugated diene compounds from the same

SHINETSU CHEMICAL CO0 citations62

US9550720B2Jan 24, 2017

Method for producing an ω-halo-2-alkynal

SHINETSU CHEMICAL CO1 citations62

US9376368B2Jun 28, 2016

Method for producing a conjugated Z-alken-yn-yl acetate

SHINETSU CHEMICAL CO1 citations62

US11746078B2Sep 5, 2023

Kinetic resolution reaction of a (1RS,2SR)-(2-hydroxy-3,5,5-trimethyl-3-cyclopentenyl)methyl carboxylate compound, a process for preparing optically active trans-α-necrodyl isobutyrate, and a process for preparing optically active γ-necrodyl isobutyrate

SHINETSU CHEMICAL CO0 citations52

US11731930B2Aug 22, 2023

Processes for preparing a (1,2-dimethyl-3-methylenecyclopentyl)acetate compound and (1,2-dimethyl-3-methylenecyclopentyl)acetaldehyde

SHINETSU CHEMICAL CO0 citations52

US9255056B2Feb 9, 2016

Omega-halo-2-alkynal

SHINETSU CHEMICAL CO0 citations52

US11840511B2Dec 12, 2023

Haloacetaldehyde alkyl 2-cyclopentenyl acetal compound and a process for preparing the same, a process for preparing a (2-cyclopentenyl)acetate ester compound therefrom, and a process for preparing a (2-cyclopentenyl)acetic acid compound therefrom

SHINETSU CHEMICAL CO0 citations51

US11384041B2Jul 12, 2022

Process for preparing an alkoxymethyl alkynyl ether compound having a terminal triple bond

SHINETSU CHEMICAL CO0 citations51

US11286227B2Mar 29, 2022

Processes for preparing 2-isopropenyl-5-methyl-4-hexenoic acid, 2-isopropenyl-5-methyl-4-hexen-1-ol, and a carboxylate ester thereof

SHINETSU CHEMICAL CO0 citations51

US10815504B2Oct 27, 2020

Method for producing (Z)-2-benzoyloxy-12-heptadecene and (2S,12Z)-2-hydroxy-12-heptadecene and method for producing (2S,12Z)-2-acetoxy-12-heptadecene

SHINETSU CHEMICAL CO0 citations51

US10138189B2Nov 27, 2018

Methods for producing 2,6-dimethyl-1,5-heptadien-3-ol and 2,6-dimethyl-1,5-heptadien-3-yl acetate

SHINETSU CHEMICAL CO0 citations51

US10081820B2Sep 25, 2018

Method for producing (Z)-2-benzoyloxy-12-heptadecene and (2S,12Z)-2-hydroxy-12-heptadecene and method for producing (2S,12Z)-2-acetoxy-12-heptadecene

SHINETSU CHEMICAL CO0 citations51

US8829255B1Sep 9, 2014

(Z,Z,E)-1-chloro-6,10,12-pentadecatriene and method for preparing (Z,Z,E)-7,11,13-hexadecatrienal by using same

SHINETSU CHEMICAL CO0 citations51

US7834220B2Nov 16, 2010

5,5-Diethoxy-(Z3)-3-Pentenyl Methoxymethyl Ether and Preparation Method Thereof

SHINETSU CHEMICAL CO0 citations51

US7638647B2Dec 29, 2009

Method for preparing (E3,Z5)-3,5-alkadienyl acetate

SHINETSU CHEMICAL CO0 citations51

US9822050B2Nov 21, 2017

Terminal conjugated trienal acetal compound and method for producing terminal conjugated trienal compound using the same

SHINETSU CHEMICAL CO0 citations49

US9725400B2Aug 8, 2017

(E)-2-isopropyl-5-methyl-3,5-hexadienoate compound, method for producing the same, and methods for producing (E)-2-isopropyl-5-methyl-3,5-hexadienol and (E)-2-isopropyl-5-methyl-3,5-hexadienyl carboxylate by using the same

SHINETSU CHEMICAL CO0 citations48

US10182566B2Jan 22, 2019

Sustained release pheromone preparation of vine mealybug and control method using the preparation

SHINETSU CHEMICAL CO0 citations47

US10781194B2Sep 22, 2020

Method for producing asymmetric conjugated diyne compound and method for producing Z,Z-conjugated diene compound using the same

SHINETSU CHEMICAL CO0 citations41

US9738587B2Aug 22, 2017

Method for producing 2-isopropenyl-5-methyl-4-hexen-1-yl 3-methyl-2-butenoate

SHINETSU CHEMICAL CO0 citations41

US9126920B2Sep 8, 2015

Method for producing 2-isopropylidene-5-methyl-4-hexenyl butyrate

SHINETSU CHEMICAL CO0 citations41

US9079848B2Jul 14, 2015

5-acetoxy-(E3)-3-pentenyl methoxymethyl ether and method for preparing (E3)-3-alkenyl acetate using the same

SHINETSU CHEMICAL CO0 citations41

US8383863B2Feb 26, 2013

Method for producing aldehyde and ketone

SHINETSU CHEMICAL CO0 citations40

US9919994B2Mar 20, 2018

Alpha-halotetramethycyclohexanone, a method for the preparation thereof, and a method for the preparation of a (2,3,4,4-tetramethylcyclopentyl)methy carboxylate compound

SHINETSU CHEMICAL CO0 citations38

YAMASHITA MIYOSHI

Patents

Process for preparing a formylalkenyl alkoxymethyl ether compound and processes for preparing conjugated diene compounds from the same

Method for producing an ω-halo-2-alkynal

Method for producing a conjugated Z-alken-yn-yl acetate

Kinetic resolution reaction of a (1RS,2SR)-(2-hydroxy-3,5,5-trimethyl-3-cyclopentenyl)methyl carboxylate compound, a process for preparing optically active trans-α-necrodyl isobutyrate, and a process for preparing optically active γ-necrodyl isobutyrate

Processes for preparing a (1,2-dimethyl-3-methylenecyclopentyl)acetate compound and (1,2-dimethyl-3-methylenecyclopentyl)acetaldehyde

Omega-halo-2-alkynal

Haloacetaldehyde alkyl 2-cyclopentenyl acetal compound and a process for preparing the same, a process for preparing a (2-cyclopentenyl)acetate ester compound therefrom, and a process for preparing a (2-cyclopentenyl)acetic acid compound therefrom

Process for preparing an alkoxymethyl alkynyl ether compound having a terminal triple bond

Processes for preparing 2-isopropenyl-5-methyl-4-hexenoic acid, 2-isopropenyl-5-methyl-4-hexen-1-ol, and a carboxylate ester thereof

Method for producing (Z)-2-benzoyloxy-12-heptadecene and (2S,12Z)-2-hydroxy-12-heptadecene and method for producing (2S,12Z)-2-acetoxy-12-heptadecene

Methods for producing 2,6-dimethyl-1,5-heptadien-3-ol and 2,6-dimethyl-1,5-heptadien-3-yl acetate

Method for producing (Z)-2-benzoyloxy-12-heptadecene and (2S,12Z)-2-hydroxy-12-heptadecene and method for producing (2S,12Z)-2-acetoxy-12-heptadecene

(Z,Z,E)-1-chloro-6,10,12-pentadecatriene and method for preparing (Z,Z,E)-7,11,13-hexadecatrienal by using same

5,5-Diethoxy-(Z3)-3-Pentenyl Methoxymethyl Ether and Preparation Method Thereof

Method for preparing (E3,Z5)-3,5-alkadienyl acetate

Terminal conjugated trienal acetal compound and method for producing terminal conjugated trienal compound using the same

(E)-2-isopropyl-5-methyl-3,5-hexadienoate compound, method for producing the same, and methods for producing (E)-2-isopropyl-5-methyl-3,5-hexadienol and (E)-2-isopropyl-5-methyl-3,5-hexadienyl carboxylate by using the same

Sustained release pheromone preparation of vine mealybug and control method using the preparation

Process for preparing (E2)-cis-6,7-epoxy-2-nonenal

Process for preparing (E2,Z6)-2,6-nonadienal

Method for producing chlorohydrocarbon having conjugated double bonds

Method for producing asymmetric conjugated diyne compound and method for producing Z,Z-conjugated diene compound using the same

Method for producing 2-isopropenyl-5-methyl-4-hexen-1-yl 3-methyl-2-butenoate

Method for producing 2-isopropylidene-5-methyl-4-hexenyl butyrate

5-acetoxy-(E3)-3-pentenyl methoxymethyl ether and method for preparing (E3)-3-alkenyl acetate using the same

Method for producing aldehyde and ketone

Alpha-halotetramethycyclohexanone, a method for the preparation thereof, and a method for the preparation of a (2,3,4,4-tetramethylcyclopentyl)methy carboxylate compound