Class information for:
Level 2: FURAN 2 3 DIONE//MELDRUMS ACID//HETEROCYCL CPDS

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
2723 3298 23.9 48%


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
2723 2             FURAN 2 3 DIONE//MELDRUMS ACID//HETEROCYCL CPDS 3298
9054 1                   FURAN 2 3 DIONE//ALPHA OXOKETENES//CYCLIC OXALYL COMPOUNDS 1191
16731 1                   HETEROCYCL CPDS//BENZOTRIAZOLE//N 1 BENZOTRIAZOL 1 YLALKYLAMIDES 639
18890 1                   MELDRUMS ACID//RESIN BOUND CYCLIC MALONIC ACID ESTER//2 2 DIMETHYL 1 3 DIOXANE 4 6 DIONE 531
25184 1                   ANNELATED QUINAZOLINE DERIVATIVES//OXETATHIONES//THIOTANONES 288
26774 1                   ISOXAZOLONES//3 METHYL 4 ARYLMETHYLENE ISOXAZOL 54H ONES//PALMEROLIDE 246
27262 1                   OXAZOLOQUINOLONES//PYRIDOQUINOXALINES//GOULD JACOBS REACTION 233
30338 1                   IMIDAZO4 5 GQUINOLINES//PYRIDO2 3 GQUINOXALINES//TRIAZOLO4 5 GQUINOLINES 170

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 FURAN 2 3 DIONE authKW 188337 1% 88% 23
2 MELDRUMS ACID authKW 101006 1% 23% 48
3 HETEROCYCL CPDS address 99816 2% 14% 79
4 ISOXAZOLONES authKW 97771 0% 81% 13
5 ALPHA OXOKETENES authKW 93338 0% 92% 11
6 CYCLIC OXALYL COMPOUNDS authKW 83312 0% 100% 9
7 CHEM PHYS PROBLEMS address 80982 1% 21% 41
8 2 3 FURANDIONE authKW 74055 0% 100% 8
9 PYRAZOLE 3 CARBOXYLIC ACID authKW 69998 0% 69% 11
10 RUSSIAN JOURNAL OF ORGANIC CHEMISTRY journal 68551 6% 4% 202

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 52157 56% 0% 1855
2 Chemistry, Multidisciplinary 5990 29% 0% 957
3 Crystallography 1203 6% 0% 190
4 Chemistry, Medicinal 775 5% 0% 174
5 Pharmacology & Pharmacy 105 6% 0% 201
6 Chemistry, Inorganic & Nuclear 83 3% 0% 96
7 Chemistry, Physical 2 4% 0% 141
8 Chemistry, Applied 1 1% 0% 33
9 Materials Science, Textiles -0 0% 0% 3
10 Spectroscopy -0 1% 0% 21

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 HETEROCYCL CPDS 99816 2% 14% 79
2 CHEM PHYS PROBLEMS 80982 1% 21% 41
3 YOZGAT ARTS SCI 67172 0% 48% 15
4 ORENBURG BRANCH 38569 0% 83% 5
5 ORGAN BIOORGAN 33057 0% 71% 5
6 POSTOVSKII ORGAN SYNTH 27161 1% 11% 26
7 MED TOXICOL CHEM 26673 0% 41% 7
8 SEZ MICROBIOL VIROL GEN BIOTECNOL MICROB 22670 0% 35% 7
9 NEW ENERGY ENVIROMENT ENGN 18514 0% 100% 2
10 SELECT REACT SUPPORTS 18514 0% 100% 2

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 RUSSIAN JOURNAL OF ORGANIC CHEMISTRY 68551 6% 4% 202
2 ZHURNAL ORGANICHESKOI KHIMII 16264 4% 2% 116
3 JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1 11253 4% 1% 118
4 JOURNAL OF HETEROCYCLIC CHEMISTRY 9428 3% 1% 106
5 FARMACO-EDIZIONE SCIENTIFICA 9335 1% 3% 29
6 HETEROCYCLES 8662 3% 1% 112
7 JOURNAL OF ORGANIC CHEMISTRY 8584 7% 0% 221
8 KHIMIYA GETEROTSIKLICHESKIKH SOEDINENII 8337 2% 1% 76
9 FARMACO 7573 1% 2% 38
10 SYNTHESIS-STUTTGART 5501 3% 1% 95

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 FURAN 2 3 DIONE 188337 1% 88% 23 Search FURAN+2+3+DIONE Search FURAN+2+3+DIONE
2 MELDRUMS ACID 101006 1% 23% 48 Search MELDRUMS+ACID Search MELDRUMS+ACID
3 ISOXAZOLONES 97771 0% 81% 13 Search ISOXAZOLONES Search ISOXAZOLONES
4 ALPHA OXOKETENES 93338 0% 92% 11 Search ALPHA+OXOKETENES Search ALPHA+OXOKETENES
5 CYCLIC OXALYL COMPOUNDS 83312 0% 100% 9 Search CYCLIC+OXALYL+COMPOUNDS Search CYCLIC+OXALYL+COMPOUNDS
6 2 3 FURANDIONE 74055 0% 100% 8 Search 2+3+FURANDIONE Search 2+3+FURANDIONE
7 PYRAZOLE 3 CARBOXYLIC ACID 69998 0% 69% 11 Search PYRAZOLE+3+CARBOXYLIC+ACID Search PYRAZOLE+3+CARBOXYLIC+ACID
8 PSEUDOPERICYCLIC 55541 0% 100% 6 Search PSEUDOPERICYCLIC Search PSEUDOPERICYCLIC
9 3 METHYL 4 ARYLMETHYLENE ISOXAZOL 54H ONES 46284 0% 100% 5 Search 3+METHYL+4+ARYLMETHYLENE+ISOXAZOL+54H+ONES Search 3+METHYL+4+ARYLMETHYLENE+ISOXAZOL+54H+ONES
10 PALMEROLIDE 46284 0% 100% 5 Search PALMEROLIDE Search PALMEROLIDE

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 KATRITZKY, AR , LAN, XF , YANG, JZ , DENISKO, OV , (1998) PROPERTIES AND SYNTHETIC UTILITY OF N-SUBSTITUTED BENZOTRIAZOLES.CHEMICAL REVIEWS. VOL. 98. ISSUE 2. P. 409 -548 198 63% 285
2 WENTRUP, C , FINNERTY, JJ , KOCH, R , (2010) CUMULENE REARRANGEMENTS: KETENE-KETENE, ISOCYANATE-ISOCYANATE, THIOKETENE-KETENE, IMIDOYLKETENE-KETENIMINE, AND KETENE-ALLENE REARRANGEMENTS.CURRENT ORGANIC CHEMISTRY. VOL. 14. ISSUE 15. P. 1586-1599 64 91% 8
3 GABER, AAM , MCNAB, H , (2001) SYNTHETIC APPLICATIONS OF THE PYROLYSIS OF MELDRUM'S ACID DERIVATIVES.SYNTHESIS-STUTTGART. VOL. . ISSUE 14. P. 2059 -2074 77 78% 64
4 KONOVALOVA, VV , SHKLYAEV, YV , MASLIVETS, AN , (2015) REACTIONS OF FUSED PYRROLE-2,3-DIONES WITH DINUCLEOPHILES.ARKIVOC. VOL. . ISSUE . P. 48 -69 45 88% 2
5 KATRITZKY, AR , RACHWAL, S , (2010) SYNTHESIS OF HETEROCYCLES MEDIATED BY BENZOTRIAZOLE. 1. MONOCYCLIC SYSTEMS.CHEMICAL REVIEWS. VOL. 110. ISSUE 3. P. 1564 -1610 84 44% 74
6 KATRITZKY, AR , MANJU, K , SINGH, SK , MEHER, NK , (2005) BENZOTRIAZOLE MEDIATED AMINO-, AMIDO-, ALKOXY- AND ALKYLTHIO-ALKYLATION.TETRAHEDRON. VOL. 61. ISSUE 10. P. 2555-2581 70 56% 85
7 SARIPINAR, E , KARATAS, S , (2005) SYNTHESIS AND THERMOLYSIS OF THE 2,3-DIHYDRO-1H-PYROLE-2,3-DIONES, PSEUDOPERICYCLIC REACTIONS OF FORMYL(N-PHENYLIMIDOYL)KETENE: EXPERIMENTAL DATA AND PM3 CALCULATIONS..JOURNAL OF HETEROCYCLIC CHEMISTRY. VOL. 42. ISSUE 5. P. 787 -796 45 90% 3
8 ZHULANOV, VE , DMITRIEV, MV , MASLIVETS, AN , RUBIN, M , (2016) NEW METHOD FOR IN SITU GENERATION OF ENOLATE-IMINIUM 1,4-DIPOLES FOR [4+2] AND [4+1] DIPOLAR HETEROCYCLOADDITION REACTIONS.RSC ADVANCES. VOL. 6. ISSUE 93. P. 90239 -90247 35 85% 0
9 ALAJARIN, M , ORTIN, MM , SANCHEZ-ANDRADA, P , VIDAL, A , (2006) TANDEM PSEUDOPERICYCLIC REACTIONS: [1,5]-X SIGMATROPIC SHIFT/6 PI-ELECTROCYCLIC RING CLOSURE CONVERTING N-(2-X-CARBONYL)PHENYL KETENIMINES INTO 2-X-QUINOLIN-4(3H)-ONES.JOURNAL OF ORGANIC CHEMISTRY. VOL. 71. ISSUE 21. P. 8126 -8139 60 54% 22
10 ILHAN, IO , ALTUNTAS, E , YILDIRIM, I , (2007) REACTIONS OF 4-(P-METHYLBENZOYL)-5(P-METHYLPHENYL)FURAN-2,3-DIONE WITH VARIOUS ANILIDES.ASIAN JOURNAL OF CHEMISTRY. VOL. 19. ISSUE 3. P. 2403-2409 31 97% 0

Classes with closest relation at Level 2


Rank Class id link
1 3721 N S SUBSTITUTED NITRODIENE//SOLVENT EFFECT CALCULATIONS//VIBRATIONAL AND NMR SPECTRA
2 3616 GAS PHASE ELIMINATION//FLOW VACUUM PYROLYSIS//FISICOQUIM ORGAN
3 2324 TERT AMINO EFFECT//ALPHA OXOKETENE DITHIOACETALS//FAK CHEM ORGAN CHEM
4 3789 VASICINE//NMR MOL MODELING//DEOXYVASICINONE
5 1650 PYRAZOLINE//PYRAZOLE//2 PYRAZOLINES
6 917 HYDRAZONOYL HALIDES//AZA WITTIG REACTION//JOURNAL OF HETEROCYCLIC CHEMISTRY
7 3970 2 HYDROXY 2 2 BIINDAN 1 1 3 3 TETRONE//BENZAL 4 ACETYLANILINES//2H PYRROLES
8 2105 QUINOXALINE//1 5 BENZODIAZEPINES//1 5 BENZOTHIAZEPINE
9 1957 IMIDAZO1 2 APYRIDINE//INDOLIZINE//SYDNONES
10 3611 AZINES//MERCURYII EDTA DEHYDROGENATION//CRISS CROSS CYCLOADDITION

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