Class information for:
Level 1: METHYLENECYCLOPROPANE//BICYCLOPROPYLIDENE//VINYLIDENECYCLOPROPANES

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
12060 935 42.7 59%


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
803 2             DIAZO COMPOUNDS//CHEMISTRY, ORGANIC//CYCLOPROPANES 12060
12060 1                   METHYLENECYCLOPROPANE//BICYCLOPROPYLIDENE//VINYLIDENECYCLOPROPANES 935

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 METHYLENECYCLOPROPANE authKW 1246241 7% 61% 63
2 BICYCLOPROPYLIDENE authKW 564484 2% 79% 22
3 VINYLIDENECYCLOPROPANES authKW 491202 2% 79% 19
4 ALKYLIDENECYCLOPROPANES authKW 362834 2% 56% 20
5 SMALL RING SYSTEMS authKW 227957 5% 16% 45
6 STATE ORGANOMET CHEM address 214638 10% 7% 95
7 POLYSPIROCYCLOPROPANES authKW 163283 1% 100% 5
8 SHANGHAI ORGAN CHEM address 153779 22% 2% 202
9 ARYLVINYLIDENECYCLOPROPANES authKW 130627 0% 100% 4
10 METHYLENECYCLOPROPYLCARBINOLS authKW 130627 0% 100% 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 20767 66% 0% 620
2 Chemistry, Multidisciplinary 1568 28% 0% 262
3 Crystallography 41 2% 0% 23
4 Chemistry, Inorganic & Nuclear 18 3% 0% 25
5 Chemistry, Applied 2 1% 0% 12
6 GREEN & SUSTAINABLE SCIENCE & TECHNOLOGY 0 0% 0% 2
7 Engineering, Petroleum 0 0% 0% 1
8 Education, Scientific Disciplines -1 0% 0% 1
9 Chemistry, Physical -1 3% 0% 30
10 Multidisciplinary Sciences -1 0% 0% 1

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 STATE ORGANOMET CHEM 214638 10% 7% 95
2 SHANGHAI ORGAN CHEM 153779 22% 2% 202
3 STATE ORGANOMETALL CHEM 104984 9% 4% 88
4 STATE OGANOMET CHEM 74640 0% 57% 4
5 ORGAN BIOMOL CHEM 68088 5% 4% 49
6 STUDIO CHIM STRUTTURA COMPOSTI ETEROCICLICI 39993 1% 18% 7
7 DIPARTIMENTO CHIM ORGAN UGO IFF 36711 2% 8% 15
8 BCH LCMD 32657 0% 100% 1
9 BCS R LG 32657 0% 100% 1
10 CATALYS ORGANOMET UMR 6226 32657 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 EUROPEAN JOURNAL OF ORGANIC CHEMISTRY 12919 7% 1% 70
2 SYNLETT 6701 6% 0% 54
3 TETRAHEDRON LETTERS 5626 12% 0% 113
4 JOURNAL OF ORGANIC CHEMISTRY 5332 10% 0% 92
5 TETRAHEDRON 4900 8% 0% 75
6 ZHURNAL ORGANICHESKOI KHIMII 4364 3% 0% 32
7 ORGANIC LETTERS 3418 6% 0% 52
8 CHEMISTRY-A EUROPEAN JOURNAL 1865 4% 0% 37
9 SYNTHESIS-STUTTGART 1567 3% 0% 27
10 RUSSIAN JOURNAL OF ORGANIC CHEMISTRY 1494 2% 0% 16

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 METHYLENECYCLOPROPANE 1246241 7% 61% 63 Search METHYLENECYCLOPROPANE Search METHYLENECYCLOPROPANE
2 BICYCLOPROPYLIDENE 564484 2% 79% 22 Search BICYCLOPROPYLIDENE Search BICYCLOPROPYLIDENE
3 VINYLIDENECYCLOPROPANES 491202 2% 79% 19 Search VINYLIDENECYCLOPROPANES Search VINYLIDENECYCLOPROPANES
4 ALKYLIDENECYCLOPROPANES 362834 2% 56% 20 Search ALKYLIDENECYCLOPROPANES Search ALKYLIDENECYCLOPROPANES
5 SMALL RING SYSTEMS 227957 5% 16% 45 Search SMALL+RING+SYSTEMS Search SMALL+RING+SYSTEMS
6 POLYSPIROCYCLOPROPANES 163283 1% 100% 5 Search POLYSPIROCYCLOPROPANES Search POLYSPIROCYCLOPROPANES
7 ARYLVINYLIDENECYCLOPROPANES 130627 0% 100% 4 Search ARYLVINYLIDENECYCLOPROPANES Search ARYLVINYLIDENECYCLOPROPANES
8 METHYLENECYCLOPROPYLCARBINOLS 130627 0% 100% 4 Search METHYLENECYCLOPROPYLCARBINOLS Search METHYLENECYCLOPROPYLCARBINOLS
9 TRIANGULANES 130623 1% 67% 6 Search TRIANGULANES Search TRIANGULANES
10 2 ARYLMETHYLENECYCLOPROPYLCARBINOLS 97970 0% 100% 3 Search 2+ARYLMETHYLENECYCLOPROPYLCARBINOLS Search 2+ARYLMETHYLENECYCLOPROPYLCARBINOLS

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 PELLISSIER, H , (2010) RECENT DEVELOPMENTS IN THE REACTIVITY OF METHYLENE- AND ALKYLIDENECYCLOPROPANE DERIVATIVES.TETRAHEDRON. VOL. 66. ISSUE 43. P. 8341-8375 160 72% 77
2 YU, L , GUO, R , (2011) RECENT ADVANCES ON THE PREPARATION AND REACTIVITY OF METHYLENECYCLOPROPANES.ORGANIC PREPARATIONS AND PROCEDURES INTERNATIONAL. VOL. 43. ISSUE 2. P. 209 -259 140 79% 37
3 BRANDI, A , CICCHI, S , CORDERO, FM , GOTI, A , (2014) PROGRESS IN THE SYNTHESIS AND TRANSFORMATIONS OF ALKYLIDENECYCLOPROPANES AND ALKYLIDENECYCLOBUTANES.CHEMICAL REVIEWS. VOL. 114. ISSUE 15. P. 7317 -7420 191 29% 48
4 YU, L , LIU, MX , CHEN, FL , XU, Q , (2015) HETEROCYCLES FROM METHYLENECYCLOPROPANES.ORGANIC & BIOMOLECULAR CHEMISTRY. VOL. 13. ISSUE 31. P. 8379 -8392 76 76% 12
5 BRANDI, A , CICCHI, S , CORDERO, FM , GOTI, A , (2003) HETEROCYCLES FROM ALKYLIDENECYCLOPROPANES.CHEMICAL REVIEWS. VOL. 103. ISSUE 4. P. 1213 -1269 115 47% 366
6 BRANDI, A , GOTI, A , (1998) SYNTHESIS OF METHYLENE- AND ALKYLIDENECYCLOPROPANE DERIVATIVES.CHEMICAL REVIEWS. VOL. 98. ISSUE 2. P. 589 -635 136 41% 274
7 SHI, M , SHAO, LX , LU, JM , WEI, Y , MIZUNO, K , MAEDA, H , (2010) CHEMISTRY OF VINYLIDENECYCLOPROPANES.CHEMICAL REVIEWS. VOL. 110. ISSUE 10. P. 5883-5913 75 52% 50
8 TANG, XY , SHI, M , (2010) HOTF-CATALYZED REARRANGEMENT OF METHYLENECYCLOPROPANE ARYL AND ALKYL ALCOHOLS.EUROPEAN JOURNAL OF ORGANIC CHEMISTRY. VOL. . ISSUE 21. P. 4106 -4110 51 82% 6
9 WU, L , SHI, M , (2011) BF3 CENTER DOT OET2-CATALYZED INTERMOLECULAR REACTIONS OF ARYLMETHYLENECYCLOPROPANES WITH (E)-1,1,3-TRIARYLPROP-2-EN-1-OLS.TETRAHEDRON. VOL. 67. ISSUE 32. P. 5732 -5739 46 87% 6
10 PELLISSIER, H , (2014) RECENT DEVELOPMENTS IN THE SYNTHESIS AND REACTIVITY OF METHYLENE- AND ALKYLIDENECYCLOPROPANE DERIVATIVES.TETRAHEDRON. VOL. 70. ISSUE 34. P. 4991 -5031 76 40% 26

Classes with closest relation at Level 1


Rank Class id link
1 13264 CYCLOPROPENES//BROWN S//CYCLOPROPENYLSTANNANES
2 24878 SPIRO1 PYRAZOLINE 3 1 CYCLOPROPANES//CYCLOPROPYLDIAZONIUM//DIAZOCYCLOPROPANE
3 19775 ALLENYL COMPLEXES//PROPARGYL COMPLEXES//ETA3 ALLENYL PROPARGYL
4 35349 ALPHA ALPHA BIS BROMOXYLENES//APUDI SPLITTINGS//BICYCLO221HEPTADIENE TETRAMERS
5 34576 2 IMINOPYRROLIDIN 5 ONE//3 AZABICYCLO410HEPTANE//6 AMINO 3 AZABICYCLO310HEXANE
6 23993 GEM DIHALOCYCLOPROPANE//FUNCTIONALIZED NAPHTHALENES//HALOCYCLOPROPANE
7 13238 DONOR ACCEPTOR CYCLOPROPANES//CYCLOPROPANES//CATALYSIS ORGAN SYNTH
8 19999 ALUMINUM CARBENOID//CYCLOPROPYLBORONIC ACID//FR 900848
9 25778 1 1 DIBROMO 2 TRIMETHYLSILYLCYCLOPROPANE//1 2 DICYANOCYCLOBUTENE//2 2 DICHLOROCYCLOPROPYLBENZENE
10 16903 KETENIMINIUM SALTS//CYCLOBUTANONES//CHIRAL CYCLOBUTANONES

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