Class information for:
Level 1: PYRAZINONE//21H PYRAZINONE//21H PYRAZINONES

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
2763 2             1 2 4 TRIAZINE//TETRAZINE//KHIMIYA GETEROTSIKLICHESKIKH SOEDINENII 3417
33080 1                   PYRAZINONE//21H PYRAZINONE//21H PYRAZINONES 143

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PYRAZINONE authKW 708144 10% 23% 14
2 21H PYRAZINONE authKW 500900 3% 45% 5
3 21H PYRAZINONES authKW 495895 2% 75% 3
4 2H 1 4 OXAZIN 2 ONES authKW 440797 1% 100% 2
5 3 AND 5 SUBSTITUTED 21H PYRAZINONES authKW 440797 1% 100% 2
6 SIMULTANEOUS COOLING authKW 247945 2% 38% 3
7 LOMAC address 238089 8% 10% 11
8 1 2 CIS GLYCOFURANOSYL AZIDES authKW 220399 1% 100% 1
9 1 2 TRANS GLYCOFURANOSYL AZIDES SYNTHESIS authKW 220399 1% 100% 1
10 1 BETA AZIDE 2 DEOXYRIBOSE DERIVATIVE authKW 220399 1% 100% 1

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Chemistry, Organic 4271 76% 0% 109
2 Chemistry, Multidisciplinary 70 17% 0% 24
3 Chemistry, Medicinal 65 7% 0% 10
4 Chemistry, Applied 38 6% 0% 8
5 Crystallography 9 3% 0% 4
6 Virology 0 1% 0% 1
7 Computer Science, Interdisciplinary Applications -0 1% 0% 1
8 Spectroscopy -0 1% 0% 1
9 Pharmacology & Pharmacy -0 3% 0% 4
10 Biochemistry & Molecular Biology -2 3% 0% 4

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 LOMAC 238089 8% 10% 11
2 AFD ORGAN SYNTH 220399 1% 100% 1
3 COBRAUMR 6014INSA 220399 1% 100% 1
4 GRP KWANTUMCHEM 220399 1% 100% 1
5 AFDELING ORGAN SYNTH 73465 1% 33% 1
6 ORGAN MICROWAVE ASSISTED CHEM 70837 2% 11% 3
7 CNRS UMR COBRA 44078 1% 20% 1
8 ORGAN SYNTH 36977 12% 1% 17
9 BIORGAN 31484 1% 14% 1
10 SYNTH ORGAN 31138 6% 2% 9

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 TETRAHEDRON 4628 20% 0% 28
2 JOURNAL OF COMBINATORIAL CHEMISTRY 2577 3% 0% 4
3 INDIAN JOURNAL OF CHEMISTRY SECTION B-ORGANIC CHEMISTRY INCLUDING MEDICINAL CHEMISTRY 1797 6% 0% 9
4 BULLETIN DES SOCIETES CHIMIQUES BELGES 1580 3% 0% 4
5 TETRAHEDRON LETTERS 1310 15% 0% 21
6 JOURNAL OF FLOW CHEMISTRY 1287 1% 1% 1
7 EUROPEAN JOURNAL OF ORGANIC CHEMISTRY 1096 6% 0% 8
8 SYNTHESIS-STUTTGART 925 6% 0% 8
9 SYNLETT 744 5% 0% 7
10 INDIAN JOURNAL OF HETEROCYCLIC CHEMISTRY 415 1% 0% 2

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 PYRAZINONE 708144 10% 23% 14 Search PYRAZINONE Search PYRAZINONE
2 21H PYRAZINONE 500900 3% 45% 5 Search 21H+PYRAZINONE Search 21H+PYRAZINONE
3 21H PYRAZINONES 495895 2% 75% 3 Search 21H+PYRAZINONES Search 21H+PYRAZINONES
4 2H 1 4 OXAZIN 2 ONES 440797 1% 100% 2 Search 2H+1+4+OXAZIN+2+ONES Search 2H+1+4+OXAZIN+2+ONES
5 3 AND 5 SUBSTITUTED 21H PYRAZINONES 440797 1% 100% 2 Search 3+AND+5+SUBSTITUTED+21H+PYRAZINONES Search 3+AND+5+SUBSTITUTED+21H+PYRAZINONES
6 SIMULTANEOUS COOLING 247945 2% 38% 3 Search SIMULTANEOUS+COOLING Search SIMULTANEOUS+COOLING
7 1 2 CIS GLYCOFURANOSYL AZIDES 220399 1% 100% 1 Search 1+2+CIS+GLYCOFURANOSYL+AZIDES Search 1+2+CIS+GLYCOFURANOSYL+AZIDES
8 1 2 TRANS GLYCOFURANOSYL AZIDES SYNTHESIS 220399 1% 100% 1 Search 1+2+TRANS+GLYCOFURANOSYL+AZIDES+SYNTHESIS Search 1+2+TRANS+GLYCOFURANOSYL+AZIDES+SYNTHESIS
9 1 BETA AZIDE 2 DEOXYRIBOSE DERIVATIVE 220399 1% 100% 1 Search 1+BETA+AZIDE+2+DEOXYRIBOSE+DERIVATIVE Search 1+BETA+AZIDE+2+DEOXYRIBOSE+DERIVATIVE
10 1 BETA CYANO 2 DEOXYRIBOSE DERIVATIVE 220399 1% 100% 1 Search 1+BETA+CYANO+2+DEOXYRIBOSE+DERIVATIVE Search 1+BETA+CYANO+2+DEOXYRIBOSE+DERIVATIVE

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 13228 TETRAZINE//1 2 4 TRIAZINE//1 2 4 5 TETRAZINE
2 22216 ALPHA CYANATION//N METHOXYSEPTORINOL//PYRAZINE N OXIDES
3 22727 SODIUM TETRAARYLBORATES//LIEBESKIND SROGL CROSS COUPLING//COPPERI CARBOXYLATES
4 30706 HOMOPHTHALIC ANHYDRIDE//CASTAGNOLI CUSHMAN REACTION//CIS ISOQUINOLONIC ACIDS
5 34192 NS//3 5 DIARYL 1H PYRAZOLE//4 PHENYL 2 THIOXO BENZO4 5THIENO2 3 DPYRIMIDINES ANTIDEPRESSANT ACTIVITY MOUSE
6 17322 2H PYRAN 2 ONE//RING TRANSFORMATION REACTION//2 PYRONE
7 22307 STEPHACIDIN//ASPERPARALINE//INDOLONE N OXIDES
8 20778 1 3 DIAZABUTA 1 3 DIENES//MED AROMAT ECON PLANT//1 3 DIAZA 1 3 BUTADIENES
9 26017 NUCLEOPHILIC AROMATIC SUBSTITUTION OF HYDROGEN//1 2 DIHYDROPYRAZINES//SIGMAH ADDUCTS
10 32711 2H CHROMENE 3 CARBOXYLATES//DCK ANALOGS//2 CHLORONICOTINALDEHYDES

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