Class information for:
Level 1: CHIRAL NON RACEMIC PYRIDINE//METAL FREE REDUCTIONS//2 2 PYRIDINE DERIVATIVES

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
12 3       CHEMISTRY, ORGANIC//JOURNAL OF HETEROCYCLIC CHEMISTRY//KHIMIYA GETEROTSIKLICHESKIKH SOEDINENII 138510
4079 2             VINAMIDINIUM SALTS//THIANTHRENE CATION RADICAL//VINAMIDINIUM 712
34057 1                   CHIRAL NON RACEMIC PYRIDINE//METAL FREE REDUCTIONS//2 2 PYRIDINE DERIVATIVES 130

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 CHIRAL NON RACEMIC PYRIDINE authKW 484877 2% 100% 2
2 METAL FREE REDUCTIONS authKW 323250 2% 67% 2
3 2 2 PYRIDINE DERIVATIVES authKW 242439 1% 100% 1
4 ACYLPYRIDINES authKW 242439 1% 100% 1
5 AG ION BINDING authKW 242439 1% 100% 1
6 ALLYL PYRIDYL ALCOHOL DERIVATIVES authKW 242439 1% 100% 1
7 ALLYL PYRIDYL ALCOHOLS authKW 242439 1% 100% 1
8 BENZYLPYRIDINES authKW 242439 1% 100% 1
9 BIOTECHNOL MEDICINAL PLANT address 242439 1% 100% 1
10 CHIRAL PYRIDINYLETHYLAMINE authKW 242439 1% 100% 1

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Chemistry, Organic 2972 67% 0% 87
2 Chemistry, Multidisciplinary 255 30% 0% 39
3 Chemistry, Inorganic & Nuclear 201 15% 0% 19
4 Crystallography 1 2% 0% 2
5 Chemistry, Medicinal 1 2% 0% 2
6 Chemistry, Physical 0 5% 0% 6
7 Engineering, Environmental 0 1% 0% 1
8 Spectroscopy 0 1% 0% 1
9 Biochemical Research Methods -0 1% 0% 1
10 Engineering, Chemical -1 1% 0% 1

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 BIOTECHNOL MEDICINAL PLANT 242439 1% 100% 1
2 SCI ENGN ENGN 60608 1% 25% 1
3 PROGETTAZ SINTESI STUDIO ETEROCICLI BIOL AT 20201 1% 8% 1
4 HETEROBIO 20199 2% 4% 2
5 IST CHIM IND 12758 1% 5% 1
6 PROGETTAZ SINTESI STUDIO ETEROCICLI BIOLOGI 11543 1% 5% 1
7 CHEM POB 150 11018 1% 5% 1
8 DIPARTIMENTO CHIM ORGAN UGO IFF 10850 2% 1% 3
9 POLO SCI TECNOL 6059 1% 3% 1
10 GRP ALKALOID CHEM 2088 1% 1% 1

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 HETEROATOM CHEMISTRY 7128 6% 0% 8
2 PHOSPHORUS SULFUR AND SILICON AND THE RELATED ELEMENTS 6064 12% 0% 16
3 HETEROCYCLES 4064 12% 0% 15
4 NIPPON KAGAKU KAISHI 1800 5% 0% 6
5 TETRAHEDRON LETTERS 940 13% 0% 17
6 ENANTIOMER 659 1% 0% 1
7 BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 649 5% 0% 7
8 JOURNAL OF SYNTHETIC ORGANIC CHEMISTRY JAPAN 639 2% 0% 3
9 JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1 338 3% 0% 4
10 JOURNAL OF ORGANIC CHEMISTRY 289 6% 0% 8

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 CHIRAL NON RACEMIC PYRIDINE 484877 2% 100% 2 Search CHIRAL+NON+RACEMIC+PYRIDINE Search CHIRAL+NON+RACEMIC+PYRIDINE
2 METAL FREE REDUCTIONS 323250 2% 67% 2 Search METAL+FREE+REDUCTIONS Search METAL+FREE+REDUCTIONS
3 2 2 PYRIDINE DERIVATIVES 242439 1% 100% 1 Search 2+2+PYRIDINE+DERIVATIVES Search 2+2+PYRIDINE+DERIVATIVES
4 ACYLPYRIDINES 242439 1% 100% 1 Search ACYLPYRIDINES Search ACYLPYRIDINES
5 AG ION BINDING 242439 1% 100% 1 Search AG+ION+BINDING Search AG+ION+BINDING
6 ALLYL PYRIDYL ALCOHOL DERIVATIVES 242439 1% 100% 1 Search ALLYL+PYRIDYL+ALCOHOL+DERIVATIVES Search ALLYL+PYRIDYL+ALCOHOL+DERIVATIVES
7 ALLYL PYRIDYL ALCOHOLS 242439 1% 100% 1 Search ALLYL+PYRIDYL+ALCOHOLS Search ALLYL+PYRIDYL+ALCOHOLS
8 BENZYLPYRIDINES 242439 1% 100% 1 Search BENZYLPYRIDINES Search BENZYLPYRIDINES
9 CHIRAL PYRIDINYLETHYLAMINE 242439 1% 100% 1 Search CHIRAL+PYRIDINYLETHYLAMINE Search CHIRAL+PYRIDINYLETHYLAMINE
10 CHIRAL PYRIDINYLETHYLSULFIDE 242439 1% 100% 1 Search CHIRAL+PYRIDINYLETHYLSULFIDE Search CHIRAL+PYRIDINYLETHYLSULFIDE

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 36802 THIANTHRENE CATION RADICAL//5 ARYLTHIANTHRENIUM//2 4 DIALKYLAMINOPHENYLTHIO 3 DIALKYLAMINODIPHENYL SULFIDES
2 23770 SULFURANE//SELENURANE//1 5 THIAZOCINE DERIVATIVE
3 6727 SULFOXIDES//ASYMMETRIC OXIDATION//CHIRAL SULFOXIDES
4 35169 VINAMIDINIUM SALTS//VINAMIDINIUM//FLUORO VINAMIDINIUM SALTS
5 37313 2 PHENYLQUINOLINE 4 CARBOXYLATES//5 7 DIHALO 8 QUINOLINOL TINIV COMPLEX//8 HYDROXYQUINOLINIUM DERIVATIVES
6 30590 CONCAVE REAGENTS//AMINO SUBSTITUTED 22 BIS 1 10 PHENANTHROLINE//AZA BRIDGED BISPHENANTHROLINE MACROCYCLE
7 34411 1 CHLOROMETHYL 1 OXO 1//2 PYRIDYLPHOSPHONIUM SALTS//3 DIHYDRO 2 1 BENZOXAPHOSPHOLE CRYSTAL AND MOLECULAR STRUCTURE
8 37961 3 5 DIPHENYLPYRIDINES//34 STRAIN//AMINOACID CHLORINATION
9 8874 TERPYRIDINE//MACROMOL CHEM NANOSCI//2 2 6 2 TERPYRIDINE
10 4892 METALATION//CHIM ORGAN FINE HETEROCYCL//HALOGEN METAL PERMUTATION

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