ClassID:

90471 āŽ˜

C07B51/00 - CPC Classification

Classification description:

Introduction of protecting groups or activating groups, not provided for in the preceding groups

Recent Application in this class:
#1
20250084012
2025-03-13

METHOD FOR REMOVING TERT-BUTOXYCARBONYL GROUP

#2
20240239803
2024-07-18

SYNTHESIS OF COELENTERAZINE

#3
20240066509
2024-02-29

CHIRAL PHOSPHORIC ACIDS IMMOBILIZED ON SOLID SUPPORT FOR THE SELECTIVE PROTECTION OF HYDROXYL GROUPS

#4
20210300953
2021-09-30

Optically-active cyclopentenone derivatives

#5
20210171436
2021-06-10

Highly enantioselective access to cyclic beta-amino acids

#6
20210070762
2021-03-11

Synthesis of coelenterazine

#7
20210040128
2021-02-11

Diphenylmethane protective agent

#8
20210032246
2021-02-04

Methods for preparing substituted pyridinone-containing tricyclic compounds

#9
20210009611
2021-01-14

Benzyl compound

#10
20200087325
2020-03-19

Process for the preparation of tavaborole, its novel polymorphic forms and the polymorphs thereof

#11
20200002344
2020-01-02

Synthesis of coelenterazine

#12
20190382390
2019-12-19

Method for producing diphenylmethane derivative

#13
20190276416
2019-09-12

METHOD FOR PREPARING NOTA DERIVATIVE

#14
20190276389
2019-09-12

SYNTHESIS OF ARYL CYCLOHEXANE ESTER DERIVATIVES USEFUL AS SENSATES IN CONSUMER PRODUCTS

#15
20190263842
2019-08-29

Xanthene protective agent

#16
20190248736
2019-08-15

Pseudo-ceramide compound and preparation method therefor

#17
20190225631
2019-07-25

Diphenylmethane protective agent

#18
20190185428
2019-06-20

METHOD FOR PRODUCING CHIRAL AMINONITRILES

#19
20190185392
2019-06-20

Carbon dioxide as a directing group for C—H functionalization reactions involving Lewis basic amines, alcohols, thiols, and phosphines for the synthesis of compounds

#20
20190169174
2019-06-06

Method for producing diphenylmethane derivative

#21
20190119306
2019-04-25

Process for the preparation of tavaborole, its novel polymorphic forms and the polymorphs thereof

#22
20190119205
2019-04-25

Method for preparing treprostinil and intermediate therefor

#23
20190106400
2019-04-11

Process for preparing pleuromutilin

#24
20190100547
2019-04-04

METHOD FOR PREPARING 2'-O-FUCOSYLLACTOSE

#25
20190071386
2019-03-07

Resveratrol glycolate and tartrate derivatives and synthetic methods therefor

#26
20190047944
2019-02-14

Process for the preparation of lacosamide

#27
20190031589
2019-01-31

Process for preparation of prostacyclin derivatives

#28
20190023726
2019-01-24

Benzyl compound

#29
20180258047
2018-09-13

Process for producing novel 4-benzoazonine derivatives

#30
20180186757
2018-07-05

Substituted benzotriazole phenols

#31
20180170949
2018-06-21

Synthesis of cephalosporin compounds

#32
20180141883
2018-05-24

Methods for preparing bridged bi-aromatic ligands

#33
20180134724
2018-05-17

Methods and intermediates for the preparation of omacetaxine and cephalotaxine derivatives thereof

#34
20180127391
2018-05-10

Process for preparation of dapagliflozin

#35
20180079715
2018-03-22

METHOD FOR PRODUCING ALKYLAMINE DERIVATIVE AND ITS PRODUCTION INTERMEDIATE OF ALKYLAMINE DERIVATIVE

#36
20180002318
2018-01-04

Synthesis of cyclopropyl indoles and cyclohepta[B]indoles, pharmaceutical compositions containing them and method of using them

#37
20170305809
2017-10-26

Agent for introducing protecting group for hydroxy group and/or mercapto group

#38
20170215422
2017-08-03

NOVEL CYCLIC DEPSIPEPTIDE DERIVATIVES AND HARMFUL ORGANISM CONTROL AGENTS COMPRISING THE SAME

#39
20160207958
2016-07-21

Method for producing dipeptide derivative containing disubstituted amino acid residue

#40
20160122270
2016-05-05

Protecting phenol groups

#41
20160046653
2016-02-18

Silylation of aromatic heterocycles by earth abundant transition-metal-free catalysts

#42
20150105559
2015-04-16

Production method for compound comprising amino group and/or hydroxyl group

#43
20150094462
2015-04-02

Method for protecting hydroxyl or amine or thiol functions, novel compounds with protected hydroxyl or amine or thiol groups, as well novel compounds for the implementation of this method

#44
20140343281
2014-11-20

Hydroxy group protecting agent and hydroxy group protection method

#45
20140058113
2014-02-27

Deprotection method for protected hydroxyl group

#46
20130313669
2013-11-28

Amino acid generator and polysiloxane composition containing the same

#47
20120004457
2012-01-05

METHOD FOR PRODUCING PEPTIDE

#48
20110190475
2011-08-04

Processes for removal of dibenzofulvene

#49
20110166354
2011-07-07

Method for producing optically active amino acid derivative

#50
20110073977
2011-03-31

AMINO ACID GENERATOR AND POLYSILOXANE COMPOSITION CONTAINING THE SAME

#51
20100233314
2010-09-16

Solvent-free synthesis of amphiphilic polymeric material

#52
20090275749
2009-11-05

PRODUCTION METHOD OF OPTICALLY ACTIVE PIPERAZINE COMPOUND

#53
20090269821
2009-10-29

Method of enzymatic optical resolution of racemic 4-hydroxy-1,2,3,4-tetrahydroquinoline

#54
20060128957
2006-06-15

Fluorous tagging and scavenging reactants and methods of synthesis and use thereof

#55
15860949
2018-11-06

Process for preparing ixazomib citrate and intermediates therefor