Class information for:
Level 1: KETENIMINIUM SALTS//CYCLOBUTANONES//CHIRAL CYCLOBUTANONES

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
16903 628 30.3 46%


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
1 3       CHEMISTRY, ORGANIC//TETRAHEDRON LETTERS//JOURNAL OF ORGANIC CHEMISTRY 237069
1140 2             LIVERWORTS//HEPATICAE//CHEMISTRY, ORGANIC 9563
16903 1                   KETENIMINIUM SALTS//CYCLOBUTANONES//CHIRAL CYCLOBUTANONES 628

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 KETENIMINIUM SALTS authKW 311177 1% 80% 8
2 CYCLOBUTANONES authKW 281338 4% 23% 25
3 CHIRAL CYCLOBUTANONES authKW 145866 0% 100% 3
4 CYCLOBUTENIMINIUMS authKW 145866 0% 100% 3
5 AMINOCYCLOBUTANE authKW 97244 0% 100% 2
6 CYCLOBUTANE NUCLEOSIDES authKW 97244 0% 100% 2
7 FLUOROCYCLOBUTANONES authKW 97244 0% 100% 2
8 FLUOROKETENE authKW 97244 0% 100% 2
9 KETENIMINIUM authKW 97244 0% 100% 2
10 OXACARBENE authKW 97244 0% 100% 2

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 11739 61% 0% 383
2 Chemistry, Multidisciplinary 1299 31% 0% 193
3 Crystallography 137 5% 0% 29
4 Chemistry, Inorganic & Nuclear 18 3% 0% 19
5 Chemistry, Medicinal 9 2% 0% 12
6 Chemistry, Physical 4 5% 0% 33
7 Chemistry, Applied 0 1% 0% 6
8 Social Sciences, Interdisciplinary 0 0% 0% 2
9 Spectroscopy 0 1% 0% 5
10 Agriculture, Multidisciplinary 0 0% 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 CHIM FILIERA ENGLEZA 64828 0% 67% 2
2 CD NINITZESCU ORGAN CHEM 48622 0% 100% 1
3 CHAIRE CHIM PHIS 48622 0% 100% 1
4 FRAGRANCES 48622 0% 100% 1
5 NAT SCI 1500 MISASAGI CHO 48622 0% 100% 1
6 STIINTE INGN 48622 0% 100% 1
7 UMR 5250ICMG FR 2607 CHIM MOL 48622 0% 100% 1
8 UMR 5250ICMG FR2607 48622 0% 100% 1
9 UNITE CHIM STRUCT 48618 0% 33% 3
10 H 725 24310 0% 50% 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 TETRAHEDRON LETTERS 8638 18% 0% 114
2 JOURNAL OF ORGANIC CHEMISTRY 5746 12% 0% 78
3 TETRAHEDRON 2274 7% 0% 42
4 HELVETICA CHIMICA ACTA 2210 3% 0% 20
5 JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1 1869 3% 0% 21
6 ZHURNAL ORGANICHESKOI KHIMII 1616 3% 0% 16
7 TETRAHEDRON-ASYMMETRY 1036 2% 0% 15
8 JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS 1005 3% 0% 19
9 HETEROCYCLES 807 2% 0% 15
10 JOURNAL OF THE AMERICAN CHEMICAL SOCIETY 789 6% 0% 40

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 KETENIMINIUM SALTS 311177 1% 80% 8 Search KETENIMINIUM+SALTS Search KETENIMINIUM+SALTS
2 CYCLOBUTANONES 281338 4% 23% 25 Search CYCLOBUTANONES Search CYCLOBUTANONES
3 CHIRAL CYCLOBUTANONES 145866 0% 100% 3 Search CHIRAL+CYCLOBUTANONES Search CHIRAL+CYCLOBUTANONES
4 CYCLOBUTENIMINIUMS 145866 0% 100% 3 Search CYCLOBUTENIMINIUMS Search CYCLOBUTENIMINIUMS
5 AMINOCYCLOBUTANE 97244 0% 100% 2 Search AMINOCYCLOBUTANE Search AMINOCYCLOBUTANE
6 CYCLOBUTANE NUCLEOSIDES 97244 0% 100% 2 Search CYCLOBUTANE+NUCLEOSIDES Search CYCLOBUTANE+NUCLEOSIDES
7 FLUOROCYCLOBUTANONES 97244 0% 100% 2 Search FLUOROCYCLOBUTANONES Search FLUOROCYCLOBUTANONES
8 FLUOROKETENE 97244 0% 100% 2 Search FLUOROKETENE Search FLUOROKETENE
9 KETENIMINIUM 97244 0% 100% 2 Search KETENIMINIUM Search KETENIMINIUM
10 OXACARBENE 97244 0% 100% 2 Search OXACARBENE Search OXACARBENE

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 LEEMANS, E , D'HOOGHE, M , DE KIMPE, N , (2011) RING EXPANSION OF CYCLOBUTYLMETHYLCARBENIUM IONS TO CYCLOPENTANE OR CYCLOPENTENE DERIVATIVES AND METAL-PROMOTED ANALOGOUS REARRANGEMENTS.CHEMICAL REVIEWS. VOL. 111. ISSUE 5. P. 3268 -3333 74 23% 54
2 BELLUS, D , ERNST, B , (1988) CYCLOBUTANONES AND CYCLOBUTENONES IN NATURE AND IN SYNTHESIS.ANGEWANDTE CHEMIE-INTERNATIONAL EDITION IN ENGLISH. VOL. 27. ISSUE 6. P. 797-827 80 36% 230
3 SNIDER, BB , (1988) INTRAMOLECULAR CYCLO-ADDITION REACTIONS OF KETENES AND KETENIMINIUM SALTS WITH ALKENES.CHEMICAL REVIEWS. VOL. 88. ISSUE 5. P. 793-811 40 74% 173
4 LEE-RUFF, E , MLADENOVA, G , (2003) ENANTIOMERICALLY PURE CYCLOBUTANE DERIVATIVES AND THEIR USE IN ORGANIC SYNTHESIS.CHEMICAL REVIEWS. VOL. 103. ISSUE 4. P. 1449-1483 49 28% 266
5 MAHUTEAU-BETZER, F , DING, PY , GHOSEZ, L , (2005) FIRST [4+2] CYCLOADDITIONS INVOLVING THE OLEFINIC BOND OF AN 'ALDOKETENIMINIUM SALT' (= N-ALK-1-ENYLIDENEAMINIUM SALT).HELVETICA CHIMICA ACTA. VOL. 88. ISSUE 7. P. 2022 -2031 17 85% 6
6 MARTINEZ, AG , VILAR, ET , FRAILE, AG , CERERO, SDM , MAROTO, BL , (2005) PALLADIUM(II)-CATALYZED RING EXPANSION OF A 1-ALKENYL CYCLOPENTANOL.TETRAHEDRON LETTERS. VOL. 46. ISSUE 20. P. 3509 -3511 18 72% 6
7 SUGIMOTO, K , YOSHIDA, M , IHARA, M , (2006) RUTHENIUM-CATALYZED RING EXPANSION REACTION OF 1-ACETYLENYLCYCLOBUTANOLS WITH METHYL VINYL KETONE.SYNLETT. VOL. . ISSUE 12. P. 1923 -1927 19 63% 9
8 YOSHIDA, M , SUGIMOTO, K , IHARA, M , (2003) RUTHENIUM CATALYZED DIMERIZATION-RING EXPANSION REACTION OF ACETYLENYLCYCLOBUTANOLS.ARKIVOC. VOL. . ISSUE . P. 35-44 18 72% 7
9 MADELAINE, C , VALERIO, V , MAULIDE, N , (2011) REVISITING KETENIMINIUM SALTS: MORE THAN THE NITROGEN ANALOGS OF KETENES.CHEMISTRY-AN ASIAN JOURNAL. VOL. 6. ISSUE 9. P. 2224-2239 22 42% 35
10 KOLLETH, A , LUMBROSO, A , TANRIVER, G , CATAK, S , SULZER-MOSSE, S , DE MESMAEKER, A , (2016) SYNTHESIS OF AMINO-CYCLOBUTANES VIA [2+2] CYCLOADDITIONS INVOLVING KETENIMINIUM INTERMEDIATES.TETRAHEDRON LETTERS. VOL. 57. ISSUE 25. P. 2697 -2702 18 44% 2

Classes with closest relation at Level 1


Rank Class id link
1 21873 UNSATURATED ORGANOSILANE//SQUARIC ACID//CYCLOBUTENEDIONES
2 26007 HERBERTANES//HERBERTENE//CUPARENE
3 24558 VINIGROL//5 CYCLODECENONES//AMINO COPE
4 11906 LEHRSTUHL ORGAN CHEM 1//TRIPLET 1 4 BIRADICALS//PHOTOCHEMICAL CYCLOADDITION
5 10969 OXA DI PI METHANE REARRANGEMENT//TRIQUINANES//CYCLOHEXA 2 4 DIENONES
6 15669 CYCLOPROPANOLS//TITANACYCLOPROPANES//TITANIUM AND COMPOUNDS
7 12060 METHYLENECYCLOPROPANE//BICYCLOPROPYLIDENE//VINYLIDENECYCLOPROPANES
8 35619 ALPHA HYDROXY BETA GAMMA UNSATURATED ESTERS//3S 2 CARBOXYETHYL 3 CYANO 5 METHYLHEXANOIC ACID//1 4 SUBSTITUTEDPHENYLSULFONYLPYRROLIDIN 2 ONES
9 24971 AUCUBIGENIN//AUCUBIN//BOSCHNIALACTONE
10 13238 DONOR ACCEPTOR CYCLOPROPANES//CYCLOPROPANES//CATALYSIS ORGAN SYNTH

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