Class information for:
Level 1: 1 OMEGA DIENES//N N DISUBSTITUTED DIAZA 18 CROWN 6//LARIAT ETHER

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
5035 1684 25.2 54%


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
136 3       CYCLODEXTRIN//INCLUSION COMPLEX//CALIXARENES 65522
1448 2             CROWN ETHER//CONDUCTOMETRY//JOURNAL OF INCLUSION PHENOMENA AND MOLECULAR RECOGNITION IN CHEMISTRY 7824
5035 1                   1 OMEGA DIENES//N N DISUBSTITUTED DIAZA 18 CROWN 6//LARIAT ETHER 1684

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 1 OMEGA DIENES authKW 90655 0% 100% 5
2 N N DISUBSTITUTED DIAZA 18 CROWN 6 authKW 90655 0% 100% 5
3 LARIAT ETHER authKW 76949 1% 28% 15
4 DIBENZOSULFIDE authKW 72524 0% 100% 4
5 DINAPHTHOSULFIDE authKW 72524 0% 100% 4
6 CROWN ETHER authKW 66960 5% 4% 84
7 1 AZA CROWN ETHER authKW 54393 0% 100% 3
8 DOUBLE ARMED CROWN ETHER authKW 54393 0% 100% 3
9 DIAZACROWN ETHERS authKW 48941 1% 30% 9
10 TETRALACTAM authKW 48346 0% 67% 4

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 8310 32% 0% 543
2 Chemistry, Multidisciplinary 5523 38% 0% 636
3 Chemistry, Analytical 902 11% 0% 189
4 Crystallography 735 6% 0% 105
5 Chemistry, Inorganic & Nuclear 675 8% 0% 136
6 Polymer Science 66 4% 0% 61
7 Chemistry, Physical 64 8% 0% 127
8 Engineering, Chemical 16 3% 0% 48
9 Spectroscopy 6 1% 0% 21
10 Electrochemistry 6 1% 0% 20

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 POLYMER CHEM 2121 OHOKAYAMA MEGURO KU 36262 0% 100% 2
2 TARBIAT MOALLEM UNIV 27193 0% 50% 3
3 ADV RUMENT ANAL 18131 0% 100% 1
4 CEN CIENCIAS EXATAS TECNOL 18131 0% 100% 1
5 ENGN PL FINE CHEM 21 YAMADA OKA 18131 0% 100% 1
6 INCMFR CNRS 1742GRP SUC 18131 0% 100% 1
7 INCMUP A CNRS 7042RMN METHODOL 18131 0% 100% 1
8 PESQUISAS ELE OQUIM 18131 0% 100% 1
9 PHARMACEUT SCI 1168 KOSHIER KYUBAN CHO 18131 0% 100% 1
10 PL CHEM 2167 SHOSHA 18131 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 INCLUSION PHENOMENA AND MOLECULAR RECOGNITION IN CHEMISTRY 34527 2% 5% 39
2 JOURNAL OF HETEROCYCLIC CHEMISTRY 8566 4% 1% 72
3 JOURNAL OF INCLUSION PHENOMENA AND MACROCYCLIC CHEMISTRY 8188 2% 1% 34
4 ACTA CHEMICA SCANDINAVICA SERIES A-PHYSICAL AND INORGANIC CHEMISTRY 6027 1% 2% 18
5 NATO ADVANCED SCIENCE INSTITUTES SERIES, SERIES C, MATHEMATICAL AND PHYSICAL SCIENCES 5500 1% 1% 21
6 JOURNAL OF INCLUSION PHENOMENA 3645 0% 3% 8
7 CHEMISTRY LETTERS 3375 4% 0% 66
8 JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS 3150 3% 0% 55
9 JOURNAL OF ORGANIC CHEMISTRY 3144 6% 0% 96
10 BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 3080 3% 0% 56

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 1 OMEGA DIENES 90655 0% 100% 5 Search 1+OMEGA+DIENES Search 1+OMEGA+DIENES
2 N N DISUBSTITUTED DIAZA 18 CROWN 6 90655 0% 100% 5 Search N+N+DISUBSTITUTED+DIAZA+18+CROWN+6 Search N+N+DISUBSTITUTED+DIAZA+18+CROWN+6
3 LARIAT ETHER 76949 1% 28% 15 Search LARIAT+ETHER Search LARIAT+ETHER
4 DIBENZOSULFIDE 72524 0% 100% 4 Search DIBENZOSULFIDE Search DIBENZOSULFIDE
5 DINAPHTHOSULFIDE 72524 0% 100% 4 Search DINAPHTHOSULFIDE Search DINAPHTHOSULFIDE
6 CROWN ETHER 66960 5% 4% 84 Search CROWN+ETHER Search CROWN+ETHER
7 1 AZA CROWN ETHER 54393 0% 100% 3 Search 1+AZA+CROWN+ETHER Search 1+AZA+CROWN+ETHER
8 DOUBLE ARMED CROWN ETHER 54393 0% 100% 3 Search DOUBLE+ARMED+CROWN+ETHER Search DOUBLE+ARMED+CROWN+ETHER
9 DIAZACROWN ETHERS 48941 1% 30% 9 Search DIAZACROWN+ETHERS Search DIAZACROWN+ETHERS
10 TETRALACTAM 48346 0% 67% 4 Search TETRALACTAM Search TETRALACTAM

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 ABBAS, AA , ELWAHY, AHM , (2009) SYNTHESIS OF C-PIVOT LARIAT ETHERS.JOURNAL OF HETEROCYCLIC CHEMISTRY. VOL. 46. ISSUE 6. P. 1035-1079 88 79% 11
2 ELWAHY, AHM , ABBAS, AA , (2008) SYNTHESIS OF N-PIVOT LARIAT ETHERS.JOURNAL OF HETEROCYCLIC CHEMISTRY. VOL. 45. ISSUE 1. P. 1-65 88 52% 12
3 KRAKOWIAK, KE , BRADSHAW, JS , ZAMECKAKRAKOWIAK, DJ , (1989) SYNTHESIS OF AZA-CROWN ETHERS.CHEMICAL REVIEWS. VOL. 89. ISSUE 4. P. 929-972 107 46% 281
4 BAJAJ, AV , POONIA, NS , (1988) COMPREHENSIVE COORDINATION CHEMISTRY OF ALKALI AND ALKALINE-EARTH CATIONS WITH MACROCYCLIC MULTIDENTATES - LATEST POSITION.COORDINATION CHEMISTRY REVIEWS. VOL. 87. ISSUE . P. 55-213 194 30% 139
5 BEGER, J , GLOE, K , (1986) LIPOPHILE CROW ETHERS AS SELECTIVE EXTRACTION REAGENTS FOR METAL-IONS - PRINCIPLES OF SYNTHESIS.ZEITSCHRIFT FUR CHEMIE. VOL. 26. ISSUE 9. P. 315-325 104 67% 5
6 TAKAGI, M , NAKAMURA, H , (1986) ANALYTICAL APPLICATION OF FUNCTIONALIZED CROWN-ETHER METAL-COMPLEXES.JOURNAL OF COORDINATION CHEMISTRY. VOL. 15. ISSUE 1. P. 53-82 55 73% 90
7 BABB, DA , BARTSCH, RA , COLLIER, JJ , DESAI, DH , ELSHANI, S , GOO, MJ , HALLMAN, JL , HEO, GS , HUANG, XW , HUBER, VJ , ET AL (2004) SYNTHESIS OF DIBENZO-16-CROWN-5 COMPOUNDS WITH PENDANT ESTER AND ETHER GROUPS.JOURNAL OF HETEROCYCLIC CHEMISTRY. VOL. 41. ISSUE 5. P. 659 -675 27 82% 1
8 MCDANIEL, CW , BRADSHAW, JS , IZATT, RM , (1990) PROTON-IONIZABLE CROWN ETHERS - A SHORT REVIEW.HETEROCYCLES. VOL. 30. ISSUE 1. P. 665-706 55 63% 35
9 CHRISTIAN, GD , (1996) ANALYTICAL STRATEGIES FOR THE MEASUREMENT OF LITHIUM IN BIOLOGICAL SAMPLES.JOURNAL OF PHARMACEUTICAL AND BIOMEDICAL ANALYSIS. VOL. 14. ISSUE 8-10. P. 899-908 36 75% 23
10 BARTSCH, RA , COWEY, CL , ELSHANI, S , GOO, MJ , HUBER, VJ , IVY, SN , JOHNSON, RJ , KIM, JS , LUBOCH, E , MCDONOUGH, JA , ET AL (2001) SYNTHESIS OF LARIAT ETHER CARBOXYLIC ACIDS BASED ON DIBENZO-16-CROWN-5.JOURNAL OF HETEROCYCLIC CHEMISTRY. VOL. 38. ISSUE 2. P. 311 -331 29 78% 4

Classes with closest relation at Level 1


Rank Class id link
1 15050 CHIRAL CROWN ETHER//ENANTIOMERIC RECOGNITION//GRP ALKALOID CHEM
2 13983 AZOCROWN ETHER//CROWN ETHER STYRYL DYES//PHOTOCHEM
3 7921 CONDUCTOMETRY//MIXED NON AQUEOUS SOLVENTS//COMPETITIVE POTENTIOMETRY
4 13471 POLYDIBENZO 18 CROWN 6//FUNDAMENTAL EQUILIBRIA//ALKALI METAL PICRATES
5 13613 DICHLOROPICRIC ACID//COMPLEXES OF UNCHARGED MOLECULES//CROWN ETHER ANALOG
6 23393 CONFORMATIONAL TRANSMITTERS//CYCLOHEXANO CROWN ETHER//DOUBLE DECKER PORPHYRIN
7 18379 WATER SOLUBLE CYCLOPHANE//BROWNS BOND VALENCE EQUATION//C F CENTER DOT CENTER DOT CENTER DOT M INTERACTION
8 17971 ENVIRONM IND CHEM//PAIR AND TRIPLET INTERACTIONS//MCMILLAN MAYER THEORY
9 13721 STUDIES CHEM BIOCHEM//FERROCENE//REDOX SWITCHED IONOPHORES
10 23368 AROMATIC POSITIONAL ISOMERS//CHEM BIOL ORGAN CHEM HENAN//CALIX4ARENE STATIONARY PHASE

Go to start page