Preparation of thiols, sulfides, hydropolysulfides or polysulfides

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Patents Grantslast 30 patents

Information Patent Grant
Agent for initiating a radical addition reaction and process using it
- Patent number 12,351,549
- Issue date Jul 8, 2025
- Adisseo France S.A.S.
- Virginie Belliere-Baca
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalyst for the synthesis of alkyl mercaptan and process for its p...
- Patent number 12,331,009
- Issue date Jun 17, 2025
- Evonik Operations GmbH
- Ludger Lautenschuetz
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for the co-production of methyl mercaptan and of dimethyl d...
- Patent number 12,227,468
- Issue date Feb 18, 2025
- Arkema France
- Georges Fremy
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyol or polythiol compound, preparation method therefor, transpar...
- Patent number 12,215,184
- Issue date Feb 4, 2025
- Keun Sik Kim
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes for removing carbon disulfide from symmetrical and asymme...
- Patent number 12,209,063
- Issue date Jan 28, 2025
- Chevron Phillips Chemical Company LP
- Kenneth M. Lassen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of D,L-methionine
- Patent number 12,195,422
- Issue date Jan 14, 2025
- Evonik Operations GmbH
- Johannes Wefer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing methionine
- Patent number 12,187,669
- Issue date Jan 7, 2025
- Evonik Operations GmbH
- Daniel Sudhoff
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Salt-free production of methionine from methionine nitrile
- Patent number 12,172,950
- Issue date Dec 24, 2024
- Evonik Operations GmbH
- Jürgen Bilz
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for preparing a compound of formula RSH by hydrosulfurization
- Patent number 12,162,823
- Issue date Dec 10, 2024
- Adisseo France S.A.S.
- Virginie Belliere-Baca
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for oxidation of sulfur-containing compounds
- Patent number 12,134,593
- Issue date Nov 5, 2024
- WiSys Technology Foundation, Inc.
- Robert William McGaff
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Methods of carbon-carbon bond fragmentation
- Patent number 12,122,730
- Issue date Oct 22, 2024
- The Regents of the University of California
- Ohyun Kwon
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
System and method for low-cost methane upgrading to added-valuable...
- Patent number 12,122,731
- Issue date Oct 22, 2024
- QATAR FOUNDATION FOR EDUCATION, SCIENCE AND COMMUNITY DEVELOPMENT
- Ahmed Abotaleb
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Salty taste-enhancing agent and manufacturing method therefor, and...
- Patent number 12,122,736
- Issue date Oct 22, 2024
- Nissan Foods Holdings Co., LTD.
- Takanobu Sakurai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Reagents and methods for esterification
- Patent number 12,110,523
- Issue date Oct 8, 2024
- Wisconsin Alumni Research Foundation
- Ronald T. Raines
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Distillation process for producing a low TPP phenate
- Patent number 12,103,908
- Issue date Oct 1, 2024
- Chevron Oronite Company LLC
- Eugene Edward Spala
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Continuous photochemical production of high purity linear mercaptan...
- Patent number 12,037,310
- Issue date Jul 16, 2024
- Arkema Inc.
- Jean-Philippe R. Chauvin
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Elafibranor salts
- Patent number 12,030,840
- Issue date Jul 9, 2024
- Genfit
- Karine Bertrand
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method for producing N-acetyl dipeptide and N-acetyl amino acid
- Patent number 12,018,047
- Issue date Jun 25, 2024
- CJ Cheiljedang Corporation
- Joo Young Lee
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Low free 2-mercaptoethanol ester and uses thereof
- Patent number 12,012,500
- Issue date Jun 18, 2024
- PMC ORGANOMETALLIX, INC.
- Kevin John Ross
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for preparing polythiols
- Patent number 11,999,682
- Issue date Jun 4, 2024
- Arkema France
- Pascal Saint-Louis-Augustin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Thermally stable polythiol ligands with pendant solubilizing moieties
- Patent number 11,999,884
- Issue date Jun 4, 2024
- Shoei Chemical Inc.
- David Olmeijer
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Methods of preparing cytotoxic benzodiazepine derivatives
- Patent number 11,981,688
- Issue date May 14, 2024
- Immunogen, Inc.
- Michael Reardon
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Sulfide-based compounds and uses thereof
- Patent number 11,981,625
- Issue date May 14, 2024
- Ecolab USA Inc.
- Jeremy Moloney
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Catalytic processes and systems for alkyl sulfide purification
- Patent number 11,945,770
- Issue date Apr 2, 2024
- Chevron Phillips Chemical Company LP
- Kenneth M. Lassen
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for the purification of hydrogen cyanide
- Patent number 11,939,281
- Issue date Mar 26, 2024
- Evonik Operations GmbH
- Martin Körfer
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Polymercaptan compound and preparation method thereof, curing agent...
- Patent number 11,919,842
- Issue date Mar 5, 2024
- WELDTONE TECHNOLOGY CO., LTD
- Changjing Chen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fluorine compounds
- Patent number 11,898,058
- Issue date Feb 13, 2024
- Merck Patent GmbH
- Reiner Friedrich
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for the preparation of methionine
- Patent number 11,897,836
- Issue date Feb 13, 2024
- Evonik Operations GmbH
- Jürgen Bilz
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the co-production of alkyl mercaptan and dialkyl disulf...
- Patent number 11,897,837
- Issue date Feb 13, 2024
- Arkema France
- Georges Fremy
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing organic mercapto compound or intermediate ther...
- Patent number 11,897,835
- Issue date Feb 13, 2024
- Mitsui Chemicals, Inc.
- Hironori Kuboi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
ADDITIVES WITH HIGH SULFURIZATION FOR LUBRICATING OIL COMPOSITIONS
- Publication number 20250236807
- Publication date Jul 24, 2025
- AFTON CHEMICAL CORPORATION
- Mitchell LATIMER
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
SULPHONYL BENZENE DERIVATIVES AND METHODS FOR THE PREPARATION OF SU...
- Publication number 20250214929
- Publication date Jul 3, 2025
- HELMHOLTZ-ZENTRUM DRESDEN-ROSSENDORF E.V.
- Austin CRAIG
- C07 - ORGANIC CHEMISTRY
Information Patent Application
POLYETHER ETHER KETONE DECOMPOSITION METHOD AND NOVEL SUBSTANCE MAD...
- Publication number 20250197594
- Publication date Jun 19, 2025
- NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
- Yasunori MINAMI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Safety-Catch Linkers for Solid Phase Peptide Synthesis
- Publication number 20250197441
- Publication date Jun 19, 2025
- AAPPTec, LLC
- Fernando Albericio Palomera
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD OF PRODUCING PENTAERYTHRITOL MERCAPTOCARBOXYLATE, POLYMERIZA...
- Publication number 20250188024
- Publication date Jun 12, 2025
- Hoya Lens Thailand Ltd.
- Masahisa KOUSAKA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD OF PRODUCING PENTAERYTHRITOL MERCAPTOCARBOXYLATE, POLYMERIZA...
- Publication number 20250179014
- Publication date Jun 5, 2025
- Hoya Lens Thailand Ltd.
- Masahisa KOUSAKA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PREPARATION OF GAMMA-GLUTAMYLCYSTEINE, A PRECURSOR OF GLUTATHIONE
- Publication number 20250162987
- Publication date May 22, 2025
- Children's National Medical Center
- Frank GUPTON
- C07 - ORGANIC CHEMISTRY
Information Patent Application
THIN-FILM FORMING COMPOSITION INCLUDING ALUMINUM COMPOUND, METHOD O...
- Publication number 20250157809
- Publication date May 15, 2025
- Samsung Electronics Co., Ltd.
- Daeun Kim
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
PLEUROMUTILIN DERIVATIVES CONTAINING CYCLOALKYL GROUP AND PREPARATI...
- Publication number 20250129018
- Publication date Apr 24, 2025
- LANZHOU INSTITUTE OF HUSBANDRY AND PHARMACEUTICAL SCIENCES OF CAAS
- Jianyong LI
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
METHOD FOR PRODUCING SULFURIZED OLEFIN
- Publication number 20250115550
- Publication date Apr 10, 2025
- DIC CORPORATION
- Hironobu Matsueda
- C07 - ORGANIC CHEMISTRY
Information Patent Application
GRANULAR CATALYST FOR THE HYDROLYSIS OF AMINO NITRILES AND AMINO AM...
- Publication number 20250108359
- Publication date Apr 3, 2025
- Evonik Operations GmbH
- Jürgen BILZ
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
MULTIFUNCTIONAL GROUP METAL CORROSION INHIBITOR, PREPARATION METHOD...
- Publication number 20250091988
- Publication date Mar 20, 2025
- TAN KAH KEE INNOVATION LABORATORY
- Aiqiang Zhang
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Application
INTEGRATED PROCESSES UTILIZING WATER ELECTROLYSIS AND OXIDATIVE DEH...
- Publication number 20250066274
- Publication date Feb 27, 2025
- Chevron Phillips Chemical Company LP
- James L. Hillier
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
METHOD FOR PREPARING A SULFUR OR SELENISED COMPOUND BY THIOLENE REA...
- Publication number 20250042846
- Publication date Feb 6, 2025
- ADISSEO FRANCE S.A.S.
- Virginie BELLIERE-BACA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
SYNTHESIS METHOD OF NATURE-IDENTICAL RASPBERRY KEYTONE
- Publication number 20250034072
- Publication date Jan 30, 2025
- Huifang DAI
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
NOVEL PHOTOINITIATORS
- Publication number 20240409507
- Publication date Dec 12, 2024
- IGM RESINS ITALIA S.R.L.
- Marika MORONE
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
NOVEL PHOTOINITIATORS
- Publication number 20240400503
- Publication date Dec 5, 2024
- IGM RESINS ITALIA S.R.L.
- Marika MORONE
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COMPOSITION AND PHOTOSENSITIVE COMPOSITION
- Publication number 20240384056
- Publication date Nov 21, 2024
- Tokyo Ohka Kogyo Co., Ltd.
- Ryutaro SUGAWARA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PALLADIUM FREE PROCESSES FOR PREPARATION OF ACRYLATE COMPOUNDS
- Publication number 20240360079
- Publication date Oct 31, 2024
- Amgen Inc.
- Adrian ORTIZ
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
THERMALLY STABLE POLYTHIOL LIGANDS WITH PENDANT SOLUBILIZING MOIETIES
- Publication number 20240301278
- Publication date Sep 12, 2024
- Nanosys, Inc.
- David OLMEIJER
- B82 - NANO-TECHNOLOGY
Information Patent Application
Method for the Synthesis of Ionizable Lipids Using a Doubly Alkylat...
- Publication number 20240294462
- Publication date Sep 5, 2024
- NanoVation Therapeutics Inc.
- Fariba Saadati
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method for Producing an Ionizable Lipid
- Publication number 20240287015
- Publication date Aug 29, 2024
- NanoVation Therapeutics Inc.
- Marco A. Ciufolini
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
METHOD FOR PREPARING MERCAPTANS BY SULFHYDROLYSIS OF DIALKYL SULFID...
- Publication number 20240286997
- Publication date Aug 29, 2024
- Arkema France
- Hélori SALEMBIER
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PREPARING MERCAPTANS WITH SULFHYDROLYSIS OF PURIFIED DIA...
- Publication number 20240270686
- Publication date Aug 15, 2024
- Arkema France
- Georges FREMY
- C07 - ORGANIC CHEMISTRY
Information Patent Application
SULFIDE-BASED COMPOUNDS AND USES THEREOF
- Publication number 20240270687
- Publication date Aug 15, 2024
- ECOLAB USA INC.
- Jeremy Moloney
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Methods of Making Deuterium-Enriched N-Acetylcysteine Amide (D-NACA...
- Publication number 20240217927
- Publication date Jul 4, 2024
- NaCuity Pharmaceuticals, Inc.
- G. Michael Wall
- C07 - ORGANIC CHEMISTRY
Information Patent Application
1,6-NAPHTHALENEDITHIOL PRODUCT AND PROCESS FOR PRODUCING THE SAME
- Publication number 20240217926
- Publication date Jul 4, 2024
- SUGAI CHEMICAL INDUSTRY CO., LTD.
- Kenji MINEYAMA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method for producing methionine
- Publication number 20240217925
- Publication date Jul 4, 2024
- ADISSEO FRANCE S.A.S.
- Ana PINHEIRO
- C07 - ORGANIC CHEMISTRY
Information Patent Application
A TRIFLUOROMETHYL THIANTHRENIUM COMPOUND, PROCESS FOR PREPARING THE...
- Publication number 20240208922
- Publication date Jun 27, 2024
- Studiengesellschaft Kohle gGmbH
- Tobias RITTER
- C07 - ORGANIC CHEMISTRY
Information Patent Application
D-LUCIFERIN, D-LUCIFERIN DERIVATIVE, PRECURSOR OF THESE COMPOUNDS A...
- Publication number 20240182410
- Publication date Jun 6, 2024
- Kanto Denka Kogyo Co., LTD.
- Kouichi MATSUMOTO
- C07 - ORGANIC CHEMISTRY

Preparation of thiols, sulfides, hydropolysulfides or polysulfides

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Patents Grantslast 30 patents

Agent for initiating a radical addition reaction and process using it

Catalyst for the synthesis of alkyl mercaptan and process for its p...

Process for the co-production of methyl mercaptan and of dimethyl d...

Polyol or polythiol compound, preparation method therefor, transpar...

Processes for removing carbon disulfide from symmetrical and asymme...

Process for the preparation of D,L-methionine

Method for producing methionine

Salt-free production of methionine from methionine nitrile

Process for preparing a compound of formula RSH by hydrosulfurization

Method for oxidation of sulfur-containing compounds

Methods of carbon-carbon bond fragmentation

System and method for low-cost methane upgrading to added-valuable...

Salty taste-enhancing agent and manufacturing method therefor, and...

Reagents and methods for esterification

Distillation process for producing a low TPP phenate

Continuous photochemical production of high purity linear mercaptan...

Elafibranor salts

Method for producing N-acetyl dipeptide and N-acetyl amino acid

Low free 2-mercaptoethanol ester and uses thereof

Method for preparing polythiols

Thermally stable polythiol ligands with pendant solubilizing moieties

Methods of preparing cytotoxic benzodiazepine derivatives

Sulfide-based compounds and uses thereof

Catalytic processes and systems for alkyl sulfide purification

Process for the purification of hydrogen cyanide

Polymercaptan compound and preparation method thereof, curing agent...

Fluorine compounds

Process for the preparation of methionine

Process for the co-production of alkyl mercaptan and dialkyl disulf...

Method for producing organic mercapto compound or intermediate ther...

Patents Applicationslast 30 patents

ADDITIVES WITH HIGH SULFURIZATION FOR LUBRICATING OIL COMPOSITIONS

SULPHONYL BENZENE DERIVATIVES AND METHODS FOR THE PREPARATION OF SU...

POLYETHER ETHER KETONE DECOMPOSITION METHOD AND NOVEL SUBSTANCE MAD...

Safety-Catch Linkers for Solid Phase Peptide Synthesis

METHOD OF PRODUCING PENTAERYTHRITOL MERCAPTOCARBOXYLATE, POLYMERIZA...

METHOD OF PRODUCING PENTAERYTHRITOL MERCAPTOCARBOXYLATE, POLYMERIZA...

PREPARATION OF GAMMA-GLUTAMYLCYSTEINE, A PRECURSOR OF GLUTATHIONE

THIN-FILM FORMING COMPOSITION INCLUDING ALUMINUM COMPOUND, METHOD O...

PLEUROMUTILIN DERIVATIVES CONTAINING CYCLOALKYL GROUP AND PREPARATI...

METHOD FOR PRODUCING SULFURIZED OLEFIN

GRANULAR CATALYST FOR THE HYDROLYSIS OF AMINO NITRILES AND AMINO AM...

MULTIFUNCTIONAL GROUP METAL CORROSION INHIBITOR, PREPARATION METHOD...

INTEGRATED PROCESSES UTILIZING WATER ELECTROLYSIS AND OXIDATIVE DEH...

METHOD FOR PREPARING A SULFUR OR SELENISED COMPOUND BY THIOLENE REA...

SYNTHESIS METHOD OF NATURE-IDENTICAL RASPBERRY KEYTONE

NOVEL PHOTOINITIATORS

NOVEL PHOTOINITIATORS

COMPOSITION AND PHOTOSENSITIVE COMPOSITION

PALLADIUM FREE PROCESSES FOR PREPARATION OF ACRYLATE COMPOUNDS

THERMALLY STABLE POLYTHIOL LIGANDS WITH PENDANT SOLUBILIZING MOIETIES

Method for the Synthesis of Ionizable Lipids Using a Doubly Alkylat...

Method for Producing an Ionizable Lipid

METHOD FOR PREPARING MERCAPTANS BY SULFHYDROLYSIS OF DIALKYL SULFID...

METHOD FOR PREPARING MERCAPTANS WITH SULFHYDROLYSIS OF PURIFIED DIA...

SULFIDE-BASED COMPOUNDS AND USES THEREOF

Methods of Making Deuterium-Enriched N-Acetylcysteine Amide (D-NACA...

1,6-NAPHTHALENEDITHIOL PRODUCT AND PROCESS FOR PRODUCING THE SAME

Method for producing methionine

A TRIFLUOROMETHYL THIANTHRENIUM COMPOUND, PROCESS FOR PREPARING THE...

D-LUCIFERIN, D-LUCIFERIN DERIVATIVE, PRECURSOR OF THESE COMPOUNDS A...