Class information for:
Level 1: 1 4 DIHYDROPYRIDINES//POLYHYDROQUINOLINE//HANTZSCH REACTION

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
817 2             MULTICOMPONENT REACTIONS//BIGINELLI REACTION//1 4 DIHYDROPYRIDINES 12131
3747 1                   1 4 DIHYDROPYRIDINES//POLYHYDROQUINOLINE//HANTZSCH REACTION 1952

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 1 4 DIHYDROPYRIDINES authKW 3759616 19% 63% 371
2 POLYHYDROQUINOLINE authKW 984581 4% 85% 72
3 HANTZSCH REACTION authKW 730135 4% 54% 84
4 HANTZSCH 1 4 DIHYDROPYRIDINES authKW 511553 2% 81% 39
5 HANTZSCH CONDENSATION authKW 363774 1% 87% 26
6 HANTZSCH authKW 243991 1% 66% 23
7 HEXAHYDROQUINOLINE authKW 229801 1% 65% 22
8 POLYHYDROQUINOLINE DERIVATIVES authKW 209874 1% 100% 13
9 4 DIHYDROPYRIDINES authKW 190559 1% 54% 22
10 DIHYDROPYRIDINE authKW 176814 5% 11% 99

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Chemistry, Organic 13625 38% 0% 738
2 Chemistry, Medicinal 8318 20% 0% 385
3 Chemistry, Multidisciplinary 4654 33% 0% 639
4 Crystallography 1360 8% 0% 149
5 Pharmacology & Pharmacy 874 15% 0% 284
6 Chemistry, Inorganic & Nuclear 61 3% 0% 60
7 GREEN & SUSTAINABLE SCIENCE & TECHNOLOGY 26 1% 0% 13
8 Spectroscopy 19 2% 0% 30
9 Chemistry, Physical 18 6% 0% 110
10 Chemistry, Applied 16 2% 0% 33

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ORGAN SYNTH MOL MODELING 83025 0% 86% 6
2 MEMBRANE ACT CPDS BETA DIKETONES 80721 0% 100% 5
3 BIOLE OCHEM 64577 0% 100% 4
4 SINTESIS ORGAN 52904 2% 9% 36
5 ANTIRETROVIRAL THER Y 43048 0% 67% 4
6 ANALYT CHEM MED FYSICOCHEM 35878 1% 17% 13
7 11801 SHODAIOTANI 2 CHOME 32288 0% 100% 2
8 DIFFRACT 32288 0% 100% 2
9 BIOELE OCHEM 22963 1% 9% 15
10 SANKYO PHARMACOL MOLEC BIOL S 21524 0% 67% 2

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 KHIMIYA GETEROTSIKLICHESKIKH SOEDINENII 14645 4% 1% 76
2 ARCHIV DER PHARMAZIE 6462 2% 1% 42
3 SYNTHETIC COMMUNICATIONS 4545 3% 0% 64
4 JOURNAL OF HETEROCYCLIC CHEMISTRY 4451 3% 1% 56
5 HETEROCYCLIC COMMUNICATIONS 3545 1% 1% 19
6 PHARMAZIE 3109 2% 0% 42
7 CHEMICAL & PHARMACEUTICAL BULLETIN 2160 3% 0% 49
8 JOURNAL OF MEDICINAL CHEMISTRY 1995 3% 0% 53
9 ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS 1868 3% 0% 54
10 CHEMISTRY OF HETEROCYCLIC COMPOUNDS 1846 1% 1% 14

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 1 4 DIHYDROPYRIDINES 3759616 19% 63% 371 Search 1+4+DIHYDROPYRIDINES Search 1+4+DIHYDROPYRIDINES
2 POLYHYDROQUINOLINE 984581 4% 85% 72 Search POLYHYDROQUINOLINE Search POLYHYDROQUINOLINE
3 HANTZSCH REACTION 730135 4% 54% 84 Search HANTZSCH+REACTION Search HANTZSCH+REACTION
4 HANTZSCH 1 4 DIHYDROPYRIDINES 511553 2% 81% 39 Search HANTZSCH+1+4+DIHYDROPYRIDINES Search HANTZSCH+1+4+DIHYDROPYRIDINES
5 HANTZSCH CONDENSATION 363774 1% 87% 26 Search HANTZSCH+CONDENSATION Search HANTZSCH+CONDENSATION
6 HANTZSCH 243991 1% 66% 23 Search HANTZSCH Search HANTZSCH
7 HEXAHYDROQUINOLINE 229801 1% 65% 22 Search HEXAHYDROQUINOLINE Search HEXAHYDROQUINOLINE
8 POLYHYDROQUINOLINE DERIVATIVES 209874 1% 100% 13 Search POLYHYDROQUINOLINE+DERIVATIVES Search POLYHYDROQUINOLINE+DERIVATIVES
9 4 DIHYDROPYRIDINES 190559 1% 54% 22 Search 4+DIHYDROPYRIDINES Search 4+DIHYDROPYRIDINES
10 DIHYDROPYRIDINE 176814 5% 11% 99 Search DIHYDROPYRIDINE Search DIHYDROPYRIDINE

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 12435 MEBUDIPINE//NIFEDIPINE//BARNIDIPINE HYDROCHLORIDE
2 32752 1 2 CARBONYL ADDITION//2 BROMO 1 PHENYLETHANOL//2 MONO AND 2 6 DISUBSTITUTED 1 4 DIHYDROPYRIDINES
3 11057 XANTHENE//1 8 DIOXO OCTAHYDROXANTHENES//1 8 DIOXO DECAHYDROACRIDINES
4 4054 BIGINELLI REACTION//DIHYDROPYRIMIDINONES//3 4 DIHYDROPYRIMIDIN 21H ONES
5 4447 DIHYDROPYRIDINE//SR 33557//SR33805
6 17521 N ACTIVATION//BISTRIMETHYLSILYLKETENE ACETALS//GAMMA AND DELTA LACTONES
7 10073 NADH MODEL//NADPH MODEL//1 BENZYL 1 4 DIHYDRONICOTINAMIDE
8 19251 2 4 6 TRIARYLPYRIDINES//TOPOISOMERASE I AND II INHIBITION//2 AMINO 3 CYANOPYRIDINE
9 32609 KETOENAMINES//CHEMOSENSOR ACTIVITY//INDOLINOSPIROPYRANS
10 38713 CD 832//KT 362//KT 362 DERIVATIVE

Go to start page