Class information for:
Level 1: MELDRUMS ACID//RESIN BOUND CYCLIC MALONIC ACID ESTER//2 2 DIMETHYL 1 3 DIOXANE 4 6 DIONE

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
18890 531 23.0 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
2723 2             FURAN 2 3 DIONE//MELDRUMS ACID//HETEROCYCL CPDS 3298
18890 1                   MELDRUMS ACID//RESIN BOUND CYCLIC MALONIC ACID ESTER//2 2 DIMETHYL 1 3 DIOXANE 4 6 DIONE 531

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 MELDRUMS ACID authKW 601950 9% 22% 47
2 RESIN BOUND CYCLIC MALONIC ACID ESTER authKW 172513 1% 100% 3
3 2 2 DIMETHYL 1 3 DIOXANE 4 6 DIONE authKW 153342 1% 67% 4
4 41HQUINOLONES authKW 115009 0% 100% 2
5 CYCLIC MALONIC ESTER authKW 115009 0% 100% 2
6 NEW ENERGY ENVIROMENT ENGN address 115009 0% 100% 2
7 THREE COMPONENT CONDENSATION REACTION authKW 86253 1% 50% 3
8 INDAN 1 ONES authKW 76671 0% 67% 2
9 ZWITTERIONIC STATES authKW 70769 1% 31% 4
10 1 3 BIS BENZOTRIAZOL 1 YLPROPAN 2 ONE authKW 57504 0% 100% 1

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 9313 59% 0% 314
2 Crystallography 1179 13% 0% 70
3 Chemistry, Multidisciplinary 640 24% 0% 129
4 Chemistry, Inorganic & Nuclear 226 8% 0% 44
5 Chemistry, Medicinal 25 3% 0% 15
6 Chemistry, Applied 5 2% 0% 9
7 Education, Scientific Disciplines -0 0% 0% 1
8 Chemistry, Physical -0 3% 0% 17
9 Spectroscopy -1 0% 0% 2
10 Biochemical Research Methods -1 1% 0% 3

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 NEW ENERGY ENVIROMENT ENGN 115009 0% 100% 2
2 AG LIMBACH 57504 0% 100% 1
3 AREA REC 57504 0% 100% 1
4 CHEM BIOL MOL MAT 57504 0% 100% 1
5 CLEMENS OF ORGAN CHEM BIOCHEM 57504 0% 100% 1
6 CNRS UMR ISM2 6263 57504 0% 100% 1
7 FINE CHEM JIANGXI PROV 57504 0% 100% 1
8 SCI ANALYT PHYSICOCHIMIE ENVIRONM MAT 57504 0% 100% 1
9 UA 455 57504 0% 100% 1
10 UP A 6013IFR 53 57504 0% 100% 1

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 JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1 14289 10% 0% 53
2 ZEITSCHRIFT FUR NATURFORSCHUNG SECTION B-A JOURNAL OF CHEMICAL SCIENCES 4901 5% 0% 28
3 SYNTHETIC COMMUNICATIONS 3880 6% 0% 31
4 SYNTHESIS-STUTTGART 2800 5% 0% 27
5 CHINESE JOURNAL OF ORGANIC CHEMISTRY 2289 3% 0% 14
6 JOURNAL OF CHEMICAL RESEARCH 2215 3% 0% 15
7 ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE 1746 4% 0% 23
8 JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS 1610 4% 0% 22
9 ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS 1319 4% 0% 20
10 CONTEMPORARY ORGANIC SYNTHESIS 1196 0% 2% 1

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 MELDRUMS ACID 601950 9% 22% 47 Search MELDRUMS+ACID Search MELDRUMS+ACID
2 RESIN BOUND CYCLIC MALONIC ACID ESTER 172513 1% 100% 3 Search RESIN+BOUND+CYCLIC+MALONIC+ACID+ESTER Search RESIN+BOUND+CYCLIC+MALONIC+ACID+ESTER
3 2 2 DIMETHYL 1 3 DIOXANE 4 6 DIONE 153342 1% 67% 4 Search 2+2+DIMETHYL+1+3+DIOXANE+4+6+DIONE Search 2+2+DIMETHYL+1+3+DIOXANE+4+6+DIONE
4 41HQUINOLONES 115009 0% 100% 2 Search 41HQUINOLONES Search 41HQUINOLONES
5 CYCLIC MALONIC ESTER 115009 0% 100% 2 Search CYCLIC+MALONIC+ESTER Search CYCLIC+MALONIC+ESTER
6 THREE COMPONENT CONDENSATION REACTION 86253 1% 50% 3 Search THREE+COMPONENT+CONDENSATION+REACTION Search THREE+COMPONENT+CONDENSATION+REACTION
7 INDAN 1 ONES 76671 0% 67% 2 Search INDAN+1+ONES Search INDAN+1+ONES
8 ZWITTERIONIC STATES 70769 1% 31% 4 Search ZWITTERIONIC+STATES Search ZWITTERIONIC+STATES
9 1 3 BIS BENZOTRIAZOL 1 YLPROPAN 2 ONE 57504 0% 100% 1 Search 1+3+BIS+BENZOTRIAZOL+1+YLPROPAN+2+ONE Search 1+3+BIS+BENZOTRIAZOL+1+YLPROPAN+2+ONE
10 1 3 DIAZAMETHYLENE BARBITURATES 57504 0% 100% 1 Search 1+3+DIAZAMETHYLENE+BARBITURATES Search 1+3+DIAZAMETHYLENE+BARBITURATES

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 GABER, AAM , MCNAB, H , (2001) SYNTHETIC APPLICATIONS OF THE PYROLYSIS OF MELDRUM'S ACID DERIVATIVES.SYNTHESIS-STUTTGART. VOL. . ISSUE 14. P. 2059 -2074 56 57% 64
2 MCNAB, H , (2004) CHEMISTRY WITHOUT REAGENTS: SYNTHETIC APPLICATIONS OF FLASH VACUM PYROLYSIS.ALDRICHIMICA ACTA. VOL. 37. ISSUE 1. P. 19-26 37 74% 49
3 MAKOWIEC, S , NAJDA, E , JANIKOWSKA, K , (2015) THERMAL DECOMPOSITION OF CARBAMOYL MELDRUM'S ACIDS: A STARTING POINT FOR THE PREPARATION OF 1,3-OXAZINE DERIVATIVES.JOURNAL OF HETEROCYCLIC CHEMISTRY. VOL. 52. ISSUE 1. P. 205 -210 23 55% 1
4 JANIKOWSKA, K , RACHON, J , MAKOWIEC, S , (2014) ACYL MELDRUM'S ACID DERIVATIVES: APPLICATION IN ORGANIC SYNTHESIS.RUSSIAN CHEMICAL REVIEWS. VOL. 83. ISSUE 7. P. 620 -637 33 33% 3
5 AL-SHEIKH, A , SWEIDAN, K , MAICHLE-MOSSMER, C , STEIMANN, M , KUHN, N , (2009) SYNTHESIS AND REACTIONS OF 5-[AMINO(THIOMETHYL)METHYLENE]-2,2-DIMETHYL-1,3-DIOXANE-4,6-DIONE.ZEITSCHRIFT FUR NATURFORSCHUNG SECTION B-A JOURNAL OF CHEMICAL SCIENCES. VOL. 64. ISSUE 1. P. 101 -105 18 69% 1
6 CHEN, BC , (1991) MELDRUMS ACID IN ORGANIC-SYNTHESIS.HETEROCYCLES. VOL. 32. ISSUE 3. P. 529 -597 67 26% 177
7 KUHN, N , AL-SHEIKH, A , MAICHLE-MOSSMER, C , STEIMANN, M , SWEIDAN, K , (2007) THE CRYSTAL STRUCTURE OF 5-BIS(THIOMETHYL)METHYLENE MELDRUM'S ACID [1].ZEITSCHRIFT FUR NATURFORSCHUNG SECTION B-A JOURNAL OF CHEMICAL SCIENCES. VOL. 62. ISSUE 9. P. 1221-1223 17 71% 0
8 BLACK, M , CADOGAN, JIG , MCNAB, H , (2010) FORMATION OF DIBENZOFURANS BY FLASH VACUUM PYROLYSIS OF ARYL 2-(ALLYLOXY)BENZOATES AND RELATED REACTIONS.ORGANIC & BIOMOLECULAR CHEMISTRY. VOL. 8. ISSUE 13. P. 2961 -2967 14 67% 13
9 HUNTER, GA , MCNAB, H , (2010) CHEMICAL AND SPECTROSCOPIC PROPERTIES OF THE 3-HYDROXYTHIOPHENE [THIOPHEN-3(2H)-ONE] SYSTEM.NEW JOURNAL OF CHEMISTRY. VOL. 34. ISSUE 11. P. 2558 -2563 14 64% 3
10 SWEIDAN, K , ABU-RAYYAN, A , AL-SHEIKH, A , MAICHLE-MOSSMER, C , STEIMANN, M , KUHN, N , (2009) SYNTHESIS, STRUCTURE AND REACTIONS OF 1,3-DIMETHYL-5-BIS(THIOMETHYL)METHYLENEBARBITURIC ACID.ZEITSCHRIFT FUR NATURFORSCHUNG SECTION B-A JOURNAL OF CHEMICAL SCIENCES. VOL. 64. ISSUE 1. P. 106 -110 14 61% 0

Classes with closest relation at Level 1


Rank Class id link
1 34576 2 IMINOPYRROLIDIN 5 ONE//3 AZABICYCLO410HEPTANE//6 AMINO 3 AZABICYCLO310HEXANE
2 27262 OXAZOLOQUINOLONES//PYRIDOQUINOXALINES//GOULD JACOBS REACTION
3 31617 KETENYLCARBENES//CYCLOALKENETHIONES//METHYLENEKETENE
4 9054 FURAN 2 3 DIONE//ALPHA OXOKETENES//CYCLIC OXALYL COMPOUNDS
5 23922 CYCLOPROPYLIMINIUM REARRANGEMENT//5 EPITASHIROMINE//BROMOHYDRIN DIOL
6 26774 ISOXAZOLONES//3 METHYL 4 ARYLMETHYLENE ISOXAZOL 54H ONES//PALMEROLIDE
7 35800 DESYL ETHERS//KETOXIME ARENESULFONATES//N BENZOYLHYDRAZONES
8 14645 KNOEVENAGEL CONDENSATION//KNOEVENAGEL REACTION//ACTIVE METHYLENE COMPOUNDS
9 21916 CYCLOPENTA FUSED PAH//CYCLOPENTACDPYRENE//ALKENYLIDENE CARBENES
10 32451 PHENIBUT//2 PYRRLIDONE 3 CARBOXYLATE//3 3 SPIROPYRROLIDONES

Go to start page