Class information for:
Level 1: PHASE TRANSFER CATALYSIS//HIGASHI YODOGAWA KU//CHIRAL PHASE TRANSFER CATALYST

Basic class information
Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes
The table includes all classes above and classes immediately below the current class.


Cluster id Level Cluster label #P
6 4 CHEMISTRY, ORGANIC//CHEMISTRY, INORGANIC & NUCLEAR//CHEMISTRY, MULTIDISCIPLINARY 1698077
2 3       CHEMISTRY, ORGANIC//TETRAHEDRON LETTERS//JOURNAL OF ORGANIC CHEMISTRY 224160
1751 2             CHEMISTRY, ORGANIC//AZA CLAISEN REARRANGEMENT//DEHYDROPHENYLALANINE 6806
5369 1                   PHASE TRANSFER CATALYSIS//HIGASHI YODOGAWA KU//CHIRAL PHASE TRANSFER CATALYST 1664

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PHASE TRANSFER CATALYSIS authKW 180253 6% 9% 102
2 HIGASHI YODOGAWA KU address 136812 1% 43% 17
3 CHIRAL PHASE TRANSFER CATALYST authKW 114569 1% 55% 11
4 ASYMMETRIC ALKYLATION authKW 97232 1% 22% 23
5 SPECIAL ORGANOCATALYT CHEMSAKYO KU address 86570 0% 57% 8
6 ASYMMETRIC SYNTHESIS authKW 83248 9% 3% 154
7 PHASE TRANSFER CATALYTIC ALKYLATION authKW 75755 0% 100% 4
8 SYNTHET ORGAN CHEMSAKYO KU address 71378 0% 54% 7
9 GLYCINE EQUIVALENT authKW 66278 0% 50% 7
10 SPECIAL ORGANOCATALYT CHEM address 63784 0% 42% 8

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Chemistry, Organic 34103 63% 0% 1056
2 Chemistry, Multidisciplinary 3094 29% 0% 488
3 Chemistry, Inorganic & Nuclear 1750 12% 0% 204
4 Chemistry, Physical 230 11% 0% 183
5 Chemistry, Applied 118 3% 0% 55
6 Chemistry, Medicinal 53 2% 0% 41
7 Crystallography 30 2% 0% 30
8 GREEN & SUSTAINABLE SCIENCE & TECHNOLOGY -1 0% 0% 1
9 Engineering, Manufacturing -2 0% 0% 2
10 Education, Scientific Disciplines -2 0% 0% 1

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 HIGASHI YODOGAWA KU 136812 1% 43% 17
2 SPECIAL ORGANOCATALYT CHEMSAKYO KU 86570 0% 57% 8
3 SYNTHET ORGAN CHEMSAKYO KU 71378 0% 54% 7
4 SPECIAL ORGANOCATALYT CHEM 63784 0% 42% 8
5 COGNIT TOMOG IMAGING METHODS 42611 0% 75% 3
6 CHEM SYNTHET ORGAN CHEM 37877 0% 100% 2
7 CHEMSPECIAL ORGANOCATALYT CHEM 37877 0% 100% 2
8 SCISAKYO KU 27283 0% 21% 7
9 BIOL CHEM HBEREICH 19 18939 0% 100% 1
10 CHAIR ORGAN CHEMNMR 18939 0% 100% 1

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 TETRAHEDRON-ASYMMETRY 46533 10% 2% 160
2 TETRAHEDRON LETTERS 10767 12% 0% 206
3 TETRAHEDRON 8817 8% 0% 133
4 LIEBIGS ANNALEN DER CHEMIE 8022 2% 1% 37
5 JOURNAL OF ORGANIC CHEMISTRY 4691 7% 0% 115
6 SYNLETT 2966 3% 0% 48
7 HELVETICA CHIMICA ACTA 2760 2% 0% 36
8 SYNTHESIS-STUTTGART 2583 3% 0% 46
9 SYNTHETIC COMMUNICATIONS 2389 3% 0% 43
10 EUROPEAN JOURNAL OF ORGANIC CHEMISTRY 2080 2% 0% 38

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 PHASE TRANSFER CATALYSIS 180253 6% 9% 102 Search PHASE+TRANSFER+CATALYSIS Search PHASE+TRANSFER+CATALYSIS
2 CHIRAL PHASE TRANSFER CATALYST 114569 1% 55% 11 Search CHIRAL+PHASE+TRANSFER+CATALYST Search CHIRAL+PHASE+TRANSFER+CATALYST
3 ASYMMETRIC ALKYLATION 97232 1% 22% 23 Search ASYMMETRIC+ALKYLATION Search ASYMMETRIC+ALKYLATION
4 ASYMMETRIC SYNTHESIS 83248 9% 3% 154 Search ASYMMETRIC+SYNTHESIS Search ASYMMETRIC+SYNTHESIS
5 PHASE TRANSFER CATALYTIC ALKYLATION 75755 0% 100% 4 Search PHASE+TRANSFER+CATALYTIC+ALKYLATION Search PHASE+TRANSFER+CATALYTIC+ALKYLATION
6 GLYCINE EQUIVALENT 66278 0% 50% 7 Search GLYCINE+EQUIVALENT Search GLYCINE+EQUIVALENT
7 BETA HYDROXY ALPHA AMINO ACIDS 58989 1% 35% 9 Search BETA+HYDROXY+ALPHA+AMINO+ACIDS Search BETA+HYDROXY+ALPHA+AMINO+ACIDS
8 CHIRAL QUATERNARY AMMONIUM BROMIDE 56816 0% 100% 3 Search CHIRAL+QUATERNARY+AMMONIUM+BROMIDE Search CHIRAL+QUATERNARY+AMMONIUM+BROMIDE
9 CYSTINE SUBSTITUTES 56816 0% 100% 3 Search CYSTINE+SUBSTITUTES Search CYSTINE+SUBSTITUTES
10 CHIRAL QUATERNARY AMMONIUM SALT 42611 0% 75% 3 Search CHIRAL+QUATERNARY+AMMONIUM+SALT Search CHIRAL+QUATERNARY+AMMONIUM+SALT

Core articles
The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.

Classes with closest relation at Level 1


rank cluster_id2 link
1 20661 CHELATED ENOLATES//UNSATURATED AMINO ACIDS//FURANOMYCIN
2 21274 CONAGENIN//KAITOCEPHALIN//SALINOSPORAMIDE A
3 15716 POLYSACCHARIDE DERIVED PHASE//CYCLOPROPANE AMINO ACIDS//CONSTRAINED PHENYLALANINES
4 21075 1 3 PROTON SHIFT REACTION//SELF DISPROPORTIONATION OF ENANTIOMERS//OPERATIONALLY CONVENIENT CONDITIONS
5 20447 ALPHA AMINONITRILES//STRECKER REACTION//TRIMETHYLSILYL CYANIDE
6 28001 RONGALITE//DIVERSITY ORIENTED APPROACH//9 ENDO TRIG
7 19086 JULIA COLONNA EPOXIDATION//EPOXIDATION//ASYMMETRIC EPOXIDATION
8 31610 AZATYROSINE//DYSIHERBAINE//DYSIBETAINE CPA
9 15190 ACROMELIC ACID//CLITOCYBE ACROMELALGA//KAINOIDS
10 32632 BISDIHYDROPYRANS//VICINAL DIOL PROTECTION//DISPIROKETALS

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