ClassID:

93533

C07C319/06 - CPC Classification

Classification description:

Preparation of thiols, sulfides, hydropolysulfides or polysulfides of thiols from sulfides, hydropolysulfides or polysulfides

Recent Application in this class:
#1
20240286997
2024-08-29

METHOD FOR PREPARING MERCAPTANS BY SULFHYDROLYSIS OF DIALKYL SULFIDES WITH CATALYST PRETREATMENT

#2
20240101524
2024-03-28

A METHOD FOR PREPARATION OF 1-(2-((2,4-DIMETHYLPHENYL)THIO)PHENYL) PIPERAZINE AND ITS SALTS

#3
20240083841
2024-03-14

Processes for removing carbon disulfide from symmetrical and asymmetrical sulfide product streams

#4
20240025847
2024-01-25

METHOD FOR PREPARING MERCAPTANS BY SULFHYDROLYSIS OF SULFIDES

#5
20230322665
2023-10-12

POLYTHIOL COMPOSITION, OPTICAL COMPOSITION, AND OPTICAL PRODUCTS

#6
20230202975
2023-06-29

PROCESS FOR THE PREPARATION OF CYSTEAMINE BITARTRATE AND PRODUCT SO OBTAINED

#7
20230096980
2023-03-30

METHODS AND SYSTEMS FOR MASK ALIGNMENT IN MANUFACTURING PROCESS OF ARRAYS

#8
20220372530
2022-11-24

METHOD FOR PRODUCING MERCAPTANS BY DISULFIDE ENZYME HYDROGENOLYSIS

#9
20220363630
2022-11-17

Process for the co-production of methyl mercaptan and of dimethyl disulfide from carbon oxides

#10
20220340520
2022-10-27

RREPARATION METHOD OF 3-MERCAPTOPROPIONIC ACID

#11
20220162236
2022-05-26

SILYLATIONS OF AROMATIC SUBSTRATES WITH BASE-ACTIVATED ORGANOSILANES

#12
20220127222
2022-04-28

Process for preparing a compound of formula RSH by hydrosulfurization

#13
20220024866
2022-01-27

Method for preparation of n-acetyl cysteine amide and derivatives thereof

#14
20220017434
2022-01-20

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

#15
20210122701
2021-04-29

Silylations of aromatic substrates with base-activated organosilanes

#16
20210032562
2021-02-04

Thioether precursors for fragrant ketones and aldehydes

#17
20210009514
2021-01-14

Preparation method for 4-phenylthio-benzenethiol

#18
20200361863
2020-11-19

METHOD OF SYNTHESIZING ALPHA-AMINO ACID DERIVATIVES

#19
20200339506
2020-10-29

Processes for removing carbon disulfide from symmetrical and asymmetrical sulfide product streams

#20
20200331852
2020-10-22

Process for the preparation of methyl mercaptan

#21
20200331851
2020-10-22

Method for preparing methyl mercaptan

#22
20200277258
2020-09-03

Method for preparation of N-acetyl cysteine amide and derivatives thereof

#23
20200277257
2020-09-03

Method for producing mercaptophenol compound and intermediate of said compound

#24
20200165198
2020-05-28

Synthesis of asymmetrical sulfide compounds and asymmetrical ether compounds

#25
20200031751
2020-01-30

Process for the purification of acrolein

#26
20190276396
2019-09-12

Process for the production of dihydrolipoic acid

#27
20190270703
2019-09-05

Synthesis of asymmetrical sulfide compounds and asymmetrical ether compounds

#28
20190202779
2019-07-04

Amino mercaptan compound and preparation method therefor and use thereof in protection against radiation

#29
20190084926
2019-03-21

Method for preparation of N-acetyl cysteine amide and derivatives thereof

#30
20190055586
2019-02-21

Method for producing mercaptans by disulfide enzyme hydrogenolysis

#31
20190002410
2019-01-03

Methods and systems for mask alignment in manufacturing process of arrays

#32
20180282268
2018-10-04

Process for conversion of dimethyl sulfide to methyl mercaptan

#33
20180273991
2018-09-27

Method for producing mercaptans by hydrogen-assisted disulfide enzyme hydrogenolysis

#34
20180258036
2018-09-13

Method for producing bis(3-aminophenyl)disulfides and 3-aminothiols

#35
20180251424
2018-09-06

Method for Producing Alpha-substituted Cysteine or Salt Thereof or Synthetic Intermediate of Alpha-substituted Cysteine

#36
20180230093
2018-08-16

Catalyst for the synthesis of methyl mercaptan and process for producing methyl mercaptan from synthesis gas and hydrogen sulphide

#37
20180155271
2018-06-07

Silylations of aromatic substrates with base-activated organosilanes

#38
20180134656
2018-05-17

Intermediates and methods for synthesizing calicheamicin derivatives

#39
20180111897
2018-04-26

Process for the preparation of a sulfur-amine

#40
20180051210
2018-02-22

Liquid crystal compound, liquid crystal composition, composite material with encapsulated liquid crystal, and liquid crystal display device using same

#41
20180050986
2018-02-22

Process for conversion of dimethyl sulfide to methyl mercaptan

#42
20170342028
2017-11-30

Process for producing methyl mercaptan from dimethyl sulfide

#43
20170158631
2017-06-08

Method for preparing methyl mercaptan

#44
20170144966
2017-05-25

Method for preparing dimethyl disulphide

#45
20160326105
2016-11-10

Catalyst for the synthesis of methyl mercaptan and process for producing methyl mercaptan from synthesis gas and hydrogen sulphide

#46
20160251389
2016-09-01

Intermediates and methods for synthesizing calicheamicin derivatives

#47
20160200672
2016-07-14

NEW PROCESS

#48
20160083341
2016-03-24

Method for producing alpha-substituted cysteine or salt thereof or synthetic intermediate of alpha-substituted cysteine

#49
20150361034
2015-12-17

NEW PROCESS

#50
20150329485
2015-11-19

Method for producing bis(3-aminophenyl)disulfides and 3-aminothiols

#51
20150246878
2015-09-03

Mercapto benzophenone compounds, compositions and preparation method thereof

#52
20150224207
2015-08-13

Thiol-selective water-soluble polymer derivatives

#53
20150183733
2015-07-02

Process for deploymerizing polysulfides and the preparation of bis-mercapto-diethers

#54
20140330041
2014-11-06

Thiol-selective water-soluble polymer derivatives

#55
20140288314
2014-09-25

Process of making prostacyclin compounds with linker thiol and pegylated forms

#56
20140171502
2014-06-19

Process

#57
20140091256
2014-04-03

Reactions of aromatic substrates with base-activated hydrosilanes-silylations and reductive cleavage

#58
20140051883
2014-02-20

Synthesis of molecular sieves for modifying the surfaces of nanoparticles having amphoteric ions, and application thereof

#59
20130261331
2013-10-03

Process for producing optically active α-methylcysteine derivative

#60
20130197257
2013-08-01

NEW PROCESS

#61
20130150479
2013-06-13

Mercapto benzophenone compounds, compositions and preparations method thereof

#62
20130079555
2013-03-28

Thiol-selective water-soluble polymer derivatives

#63
20130041183
2013-02-14

Process for depolymerizing polysulfides and the preparation of bis-mercapto-diethers

#64
20130018201
2013-01-17

Process for the preparation of cyclohexanecarboxylic acid derivatives

#65
20130005993
2013-01-03

Diaryl sulfone compound, and manufacturing method for same

#66
20120157504
2012-06-21

Process

#67
20120071683
2012-03-22

New Process

#68
20110319656
2011-12-29

Process for synthesis of tritiated and deuterated thiorphan and acetorphan

#69
20110034643
2011-02-10

Thiol-Selective Water-Soluble Polymer Derivatives

#70
20100197934
2010-08-05

PROCESS FOR PRODUCING OPTICALLY ACTIVE ALPHA-METHYLCYSTEINE DERIVATIVE

#71
20090312569
2009-12-17

Process

#72
20090253927
2009-10-08

Process for cyclohexanecarboxylic acid derivatives

#73
20090240080
2009-09-24

Process for the preparation of CETP(1)

#74
20090200239
2009-08-13

Method for generating metal chelating affinity ligands

#75
20080287683
2008-11-20

Process for the preparation of 3,4-disubstituted-thiazolidin-2-ones

#76
20080200730
2008-08-21

Process for preparing methyl mercaptan from dialkyl sulphides and dialkyl polysulphides

#77
20080154059
2008-06-26

PROCESS FOR THE PREPARATION OF CETP(1)

#78
20080119672
2008-05-22

Method for Producing 2,6-Di-Tert-Butyl-4-Mercaptophenol and 4,4'-Isopropylidenedithiobis [2,6-Di-Tert-Butylphenol]

#79
20070232836
2007-10-04

Method for isolating a thiol

#80
20070225504
2007-09-27

Process for the preparation of 3,4-disubstituted-thiazolidin-2-ones

#81
20070112216
2007-05-17

Method for producing chiral mercapto amino acids

#82
20070010689
2007-01-11

Optically active 3,3'-dithiobis(2-amino-2methylpropionic acid) derivative and process for producing optically active 2-amino-3-mercapto-2-methylpropionic acid derivative

#83
20060287398
2006-12-21

2-alkylcysteinamide or salt thereof, process for producing these, and use of these

#84
20060281926
2006-12-14

Synthesis of 2-alkylcysteine via phase transfer catalysis

#85
20060270857
2006-11-30

Production methods of thiazoline compounds and optically active alpha-alkylcysteine

#86
20060217561
2006-09-28

Synthesis of substituted thiazoline carboxylic acids

#87
20060167267
2006-07-27

Synthesis of 2-alkyl amino acids

#88
20060142586
2006-06-29

Synthesis of 2-alkyl amino acids

#89
20060105435
2006-05-18

Process for producing optically active alpha-methylcysteine derivative

#90
20060069265
2006-03-30

Synthesis of chiral 2-alkyl amino acids

#91
20060051846
2006-03-09

Process for producing l-alpha-methylcysteine derivative

#92
20060030732
2006-02-09

Process for cleaving thiazolidines

#93
20060025633
2006-02-02

Catalytic method of producing mercaptans from thioethers

#94
20050209462
2005-09-22

Synthesis of a 4-methylthiazole-4(S)-carboxylic acid compound

#95
20050014903
2005-01-20

Thiol-selective water-soluble polymer derivatives

#96
16396820
2020-09-15

Processes for removing carbon disulfide from symmetrical and asymmetrical sulfide product streams

#97
15045447
2017-11-14

Process for preparing 3-(methylsulfonyl)propionitrile