Class information for:
Level 1: 4H PYRAN 4 ONE//OPEN CHAIN CROWN//COMANIC ACIDS

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
2793 2             NUQUIMHE//NUCLEO QUIM HETEROCICLOS NUQUIMHE//PYRAZOLE 3323
34024 1                   4H PYRAN 4 ONE//OPEN CHAIN CROWN//COMANIC ACIDS 130

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 4H PYRAN 4 ONE authKW 1900706 11% 56% 14
2 OPEN CHAIN CROWN authKW 727316 2% 100% 3
3 COMANIC ACIDS authKW 484877 2% 100% 2
4 HYDROXYMETHYL AND CARBOXALDEHYDE DERIVATIVES authKW 484877 2% 100% 2
5 ALLIXIN authKW 363655 2% 50% 3
6 4 PYRONE DERIVATIVES authKW 323250 2% 67% 2
7 1 2 6 TRIMETHYL 3 5 NONAMETHYLENEPYRIDINIUM authKW 242439 1% 100% 1
8 1H PYRAZOLO4 3 CPYRIDINES authKW 242439 1% 100% 1
9 1H PYRIDIN 4 ONE authKW 242439 1% 100% 1
10 2 4 6 HEPTANETRIONE authKW 242439 1% 100% 1

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Chemistry, Organic 1954 55% 0% 71
2 Chemistry, Multidisciplinary 226 28% 0% 37
3 Chemistry, Medicinal 178 12% 0% 15
4 Pharmacology & Pharmacy 67 15% 0% 20
5 Crystallography 19 4% 0% 5
6 Chemistry, Inorganic & Nuclear 8 4% 0% 5
7 Microbiology 4 4% 0% 5
8 Biotechnology & Applied Microbiology 4 4% 0% 5
9 Immunology 2 4% 0% 5
10 Engineering, Chemical 0 2% 0% 3

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ATHEROSCLEROSIS UNIV SHANDONG PROV 48486 1% 20% 1
2 CIENCIA INNOVAC TECNOL SABE 48486 1% 20% 1
3 DOW VENTURE 48486 1% 20% 1
4 OTC 42160 2% 9% 2
5 GUANGDONG MARINE MAT MEDS CHINA SEA 30303 1% 13% 1
6 ORGAN BIOCHEM 25074 2% 3% 3
7 MARINE MICROBES 24242 1% 10% 1
8 PHARMACEUT SCI CHEM PHARMACOL BUNKYO KU 11018 1% 5% 1
9 FRONTIER GENOM DRUG DISCOVERY 8358 1% 3% 1
10 TIANJIN MOL DESIGN DRUG DISCOVERY 8356 2% 2% 2

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 JOURNAL OF HETEROCYCLIC CHEMISTRY 5560 12% 0% 16
2 CHEMISTRY OF HETEROCYCLIC COMPOUNDS 2289 3% 0% 4
3 IRANIAN JOURNAL OF CHEMISTRY & CHEMICAL ENGINEERING-INTERNATIONAL ENGLISH EDITION 1104 2% 0% 2
4 JOURNAL OF ANTIBIOTICS 891 4% 0% 5
5 RUSSIAN CHEMICAL BULLETIN 614 4% 0% 5
6 INDIAN JOURNAL OF CHEMISTRY SECTION B-ORGANIC CHEMISTRY INCLUDING MEDICINAL CHEMISTRY 606 4% 0% 5
7 ARKIVOC 590 2% 0% 3
8 JOURNAL OF FLUORINE CHEMISTRY 550 3% 0% 4
9 CHEMICAL & PHARMACEUTICAL BULLETIN 496 5% 0% 6
10 TETRAHEDRON LETTERS 462 9% 0% 12

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 4H PYRAN 4 ONE 1900706 11% 56% 14 Search 4H+PYRAN+4+ONE Search 4H+PYRAN+4+ONE
2 OPEN CHAIN CROWN 727316 2% 100% 3 Search OPEN+CHAIN+CROWN Search OPEN+CHAIN+CROWN
3 COMANIC ACIDS 484877 2% 100% 2 Search COMANIC+ACIDS Search COMANIC+ACIDS
4 HYDROXYMETHYL AND CARBOXALDEHYDE DERIVATIVES 484877 2% 100% 2 Search HYDROXYMETHYL+AND+CARBOXALDEHYDE+DERIVATIVES Search HYDROXYMETHYL+AND+CARBOXALDEHYDE+DERIVATIVES
5 ALLIXIN 363655 2% 50% 3 Search ALLIXIN Search ALLIXIN
6 4 PYRONE DERIVATIVES 323250 2% 67% 2 Search 4+PYRONE+DERIVATIVES Search 4+PYRONE+DERIVATIVES
7 1 2 6 TRIMETHYL 3 5 NONAMETHYLENEPYRIDINIUM 242439 1% 100% 1 Search 1+2+6+TRIMETHYL+3+5+NONAMETHYLENEPYRIDINIUM Search 1+2+6+TRIMETHYL+3+5+NONAMETHYLENEPYRIDINIUM
8 1H PYRAZOLO4 3 CPYRIDINES 242439 1% 100% 1 Search 1H+PYRAZOLO4+3+CPYRIDINES Search 1H+PYRAZOLO4+3+CPYRIDINES
9 1H PYRIDIN 4 ONE 242439 1% 100% 1 Search 1H+PYRIDIN+4+ONE Search 1H+PYRIDIN+4+ONE
10 2 4 6 HEPTANETRIONE 242439 1% 100% 1 Search 2+4+6+HEPTANETRIONE Search 2+4+6+HEPTANETRIONE

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 27272 BEILSCHMIEDIA ERYTHROPHLOIA//BEILSCHMIEDIA MADANG//BEILSCHMIEDIA TSANGII
2 30636 DIPHENYLBORON CHELATES//DIFLUOROBORON CHELATES//BENZOYLCYANAMIDE
3 33727 ACETYLENIC BETA DIKETONES//SYNTHESIS AND STRUCTURE ELUCIDATION//1H PYRAZOLE 1 CARBOHYDRAZIDE
4 15285 HYDROXYPYRIDINONE//KOJIC ACID//3 HYDROXYPYRIDIN 4 ONE
5 31697 3 5 DINITROPHENYLOXIRAN//AREAS OF CROSS SECTION OF POLYMER MOLECULES//ARYLOXIRANES
6 9005 NUQUIMHE//NUCLEO QUIM HETEROCICLOS NUQUIMHE//NUCLEO QUIM HETEROCICLOS
7 22267 BORRELIDIN//HERBERT C BROWN S CHEM//DEOXYPROPIONATES
8 32993 DI TERT ALKYL AMINES//DI TERT ALKYL NITROXYL//HYDROGENATION OF ALKENES AND ALKYNES
9 33250 RUFLOXACIN//1 2 DISUBSTITUTED PYRROLES//1 2 DITHIOL 3 YLIDENES
10 34233 ACETAL RING CLOSURE//ALDOL RING CLOSURE//BICYCLO331NONADIENE

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