Class information for:
Level 2: 3 FORMYLCHROMONE//CHROMONE//AURONES

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
2603 3595 23.1 51%


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
5 4 CHEMISTRY, ORGANIC//CHEMISTRY, INORGANIC & NUCLEAR//CHEMISTRY, MULTIDISCIPLINARY 1745167
9 3       CHEMISTRY, ORGANIC//JOURNAL OF HETEROCYCLIC CHEMISTRY//KHIMIYA GETEROTSIKLICHESKIKH SOEDINENII 135847
2603 2             3 FORMYLCHROMONE//CHROMONE//AURONES 3595
10877 1                   3 FORMYLCHROMONE//CHROMONE//1 BENZOPYRAN 1029
12306 1                   2 STYRYLCHROMONES//FLAVONES//3 STYRYLCHROMONES 915
24705 1                   AURONES//PTEROCARPUS SANTALINUS//CEPHALOCEREUS SENILIS 304
26679 1                   COMPLEX NAT SCI//KARAKALPAK//CLADRIN 248
27259 1                   HELICID//CALM ACTIVITY//HELICIDUM 233
27674 1                   THIOFLAVANONES//ENTOMOL SOILS PLANT DIS//THIOCHROMONES 224
28645 1                   ARYLALKYL KETONES//NANO SCI ENGN TECHNOL//1 PHENYL 3 THIOPHEN 2 YL 1H PYRAZOLE 4 CARBALDEHYDE 202
30634 1                   ALPHA AZIDO KETONES//1 2 OXATHIOLAN 5 ONE 2 OXIDES//AZIDO KETONES 165
33656 1                   DEOXYBENZOINS//2 PHENYLACETOPHENONE//3 ARYL 1H QUINOLIN 4 ONES 122
35031 1                   SOPHORICOSIDE//SOPHORA JAPONICA//SOPHORAE FRUCTUS 103
37724 1                   CHROMONE ALKALOIDS//ROHITUKINE//DYSOXYLUM BINECTARIFERUM 50

Terms with highest relevance score


rank Term termType Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 3 FORMYLCHROMONE authKW 355002 2% 69% 61
2 CHROMONE authKW 309699 4% 29% 127
3 AURONES authKW 259509 2% 48% 64
4 2 STYRYLCHROMONES authKW 153278 1% 95% 19
5 1 BENZOPYRAN authKW 125797 1% 74% 20
6 HELICID authKW 111546 0% 77% 17
7 FLAVONES authKW 96776 3% 10% 115
8 SOPHORICOSIDE authKW 84414 0% 76% 13
9 3 STYRYLCHROMONES authKW 76428 0% 100% 9
10 CHROMONE ALKALOIDS authKW 67936 0% 100% 8

Web of Science journal categories


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class
1 Chemistry, Organic 48086 52% 0% 1865
2 Chemistry, Medicinal 8730 15% 0% 543
3 Chemistry, Multidisciplinary 4658 25% 0% 901
4 Crystallography 689 4% 0% 157
5 Pharmacology & Pharmacy 507 10% 0% 342
6 Chemistry, Applied 113 2% 0% 89
7 Integrative & Complementary Medicine 74 1% 0% 25
8 Plant Sciences 55 3% 0% 123
9 Chemistry, Inorganic & Nuclear 19 2% 0% 71
10 Biochemistry & Molecular Biology 5 6% 0% 231

Address terms


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 COSMET RAW MAT CHEM 43783 0% 37% 14
2 COMPLEX NAT SCI 38814 0% 57% 8
3 VEGETAL PROD TECHNOL 37823 0% 64% 7
4 BITZ 31961 0% 47% 8
5 ENTOMOL SOILS PLANT DIS 25476 0% 100% 3
6 LASEISIC PL IMU UNLP CIC 25476 0% 100% 3
7 PROD TECNOL VEGETAL 25476 0% 100% 3
8 STATE CENT 25476 0% 100% 3
9 KARAKALPAK 21225 0% 50% 5
10 QOPNA 19327 1% 5% 43

Journals


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 INDIAN JOURNAL OF CHEMISTRY SECTION B-ORGANIC CHEMISTRY INCLUDING MEDICINAL CHEMISTRY 38926 6% 2% 213
2 JOURNAL OF HETEROCYCLIC CHEMISTRY 15146 4% 1% 140
3 INDIAN JOURNAL OF HETEROCYCLIC CHEMISTRY 9327 1% 2% 48
4 CHEMISTRY OF NATURAL COMPOUNDS 7181 2% 2% 57
5 ARCHIV DER PHARMAZIE 6321 2% 1% 57
6 SYNTHETIC COMMUNICATIONS 4945 3% 1% 92
7 KHIMIYA GETEROTSIKLICHESKIKH SOEDINENII 4734 2% 1% 60
8 TETRAHEDRON 4427 4% 0% 142
9 JOURNAL OF CHEMICAL RESEARCH 4349 2% 1% 55
10 CHINESE JOURNAL OF ORGANIC CHEMISTRY 4265 1% 1% 50

Author Key Words


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class		 LCSH search Wikipedia search
1 3 FORMYLCHROMONE 355002 2% 69% 61 Search 3+FORMYLCHROMONE Search 3+FORMYLCHROMONE
2 CHROMONE 309699 4% 29% 127 Search CHROMONE Search CHROMONE
3 AURONES 259509 2% 48% 64 Search AURONES Search AURONES
4 2 STYRYLCHROMONES 153278 1% 95% 19 Search 2+STYRYLCHROMONES Search 2+STYRYLCHROMONES
5 1 BENZOPYRAN 125797 1% 74% 20 Search 1+BENZOPYRAN Search 1+BENZOPYRAN
6 HELICID 111546 0% 77% 17 Search HELICID Search HELICID
7 FLAVONES 96776 3% 10% 115 Search FLAVONES Search FLAVONES
8 SOPHORICOSIDE 84414 0% 76% 13 Search SOPHORICOSIDE Search SOPHORICOSIDE
9 3 STYRYLCHROMONES 76428 0% 100% 9 Search 3+STYRYLCHROMONES Search 3+STYRYLCHROMONES
10 CHROMONE ALKALOIDS 67936 0% 100% 8 Search CHROMONE+ALKALOIDS Search CHROMONE+ALKALOIDS

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.


Rank Reference # ref. in
cl.		 Shr. of ref. in
cl.		 Citations
1 TOME, SM , SILVA, AMS , SANTOS, CMM , (2014) SYNTHESIS AND TRANSFORMATION OF HALOCHROMONES.CURRENT ORGANIC SYNTHESIS. VOL. 11. ISSUE 3. P. 317 -341 111 56% 1
2 IBRAHIM, MA , EL-GOHARY, NM , SAID, S , (2015) RING OPENING RING CLOSURE REACTIONS WITH 3-SUBSTITUTED CHROMONES UNDER NUCLEOPHILIC CONDITIONS.HETEROCYCLES. VOL. 91. ISSUE 10. P. 1863 -1903 72 83% 1
3 PLASKON, AS , GRYGORENKO, OO , RYABUKHIN, SV , (2012) RECYCLIZATIONS OF 3-FORMYLCHROMONES WITH BINUCLEOPHILES.TETRAHEDRON. VOL. 68. ISSUE 13. P. 2743 -2757 87 64% 34
4 GHOSH, CK , PATRA, A , (2008) CHEMISTRY AND APPLICATION OF 4-OXO-4H-1-BENZOPYRAN-3-CARBOXALDEHYDE.JOURNAL OF HETEROCYCLIC CHEMISTRY. VOL. 45. ISSUE 6. P. 1529 -1547 100 65% 36
5 GASPAR, A , MATOS, MJ , GARRIDO, J , URIARTE, E , BORGES, F , (2014) CHROMONE: A VALID SCAFFOLD IN MEDICINAL CHEMISTRY.CHEMICAL REVIEWS. VOL. 114. ISSUE 9. P. 4960 -4992 103 35% 84
6 GHOSH, CK , CHAKRABORTY, A , (2016) CHEMISTRY OF 3-CARBONYL-2-METHYL-4-OXO-4H-1-BENZOPYRANS.ARKIVOC. VOL. . ISSUE . P. 111 -149 68 72% 0
7 IBRAHIM, MA , ALI, TE , ALNAMER, YA , GABR, YA , (2010) SYNTHESIS AND CHEMICAL REACTIVITY OF 2-METHYLCHROMONES.ARKIVOC. VOL. . ISSUE . P. 98 -135 61 70% 30
8 GHOSH, CK , (2004) HETEROCYCLES DIRECTLY LINKED TO 3-POSITION OF 1-BENZOPYRAN-4-ONES.HETEROCYCLES. VOL. 63. ISSUE 12. P. 2875 -2898 56 88% 49
9 GHOSH, CK , CHAKRABORTY, A , BANDYOPADHYAY, C , (2016) CHEMISTRY OF 2-AMINO-4-OXO-4H-1-BENZOPYRAN-3-CARBOXALDEHYDES.ARKIVOC. VOL. . ISSUE . P. 375 -414 54 68% 0
10 GHOSH, CK , CHAKRABORTY, A , (2015) CHEMISTRY AND APPLICATION OF 4-OXO-4H-1-BENZOPYRAN-3-CARBOXALDEHYDE.ARKIVOC. VOL. . ISSUE . P. 288 -361 87 38% 2

Classes with closest relation at Level 2


Rank Class id link
1 2936 CHALCONES//CLAISEN SCHMIDT CONDENSATION//BMIC
2 2318 COUMARIN//PECHMANN REACTION//PECHMANN CONDENSATION
3 1893 LEGUMINOSAE//URUSHIOL//MORACEAE
4 3658 BIFLAVONOIDS//THYMELAEACEAE//OCHNACEAE
5 3871 SILYL ENOL ETHERS//2 LITHIOSTYRENE//TETRAAZAFULVALENES
6 1650 PYRAZOLINE//PYRAZOLE//2 PYRAZOLINES
7 3471 BENZOFURAN//BENZOFURANS//STYRACACEAE
8 2037 BAICALIN//BAICALEIN//QUERCETIN
9 1991 QUINOLINE//IMINO DIELS ALDER REACTION//ISOCOUMARIN
10 3463 PREMNA TOMENTOSA//EQUISETUM ARVENSE//PTERIS SEMIPINNATA L

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