Class information for:
Level 1: PYRYLIUM SALTS//COSTIN D NENITZESCU ORGAN CHEM//BIESTERFELD GRP

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
17216 610 26.2 35%


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
1957 2             IMIDAZO1 2 APYRIDINE//INDOLIZINE//SYDNONES 5705
17216 1                   PYRYLIUM SALTS//COSTIN D NENITZESCU ORGAN CHEM//BIESTERFELD GRP 610

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 PYRYLIUM SALTS authKW 329449 3% 31% 21
2 COSTIN D NENITZESCU ORGAN CHEM address 240258 2% 40% 12
3 BIESTERFELD GRP address 200227 1% 100% 4
4 FERRICYANIDE OXIDATION authKW 178771 1% 71% 5
5 ACYLAMINOACYLATION authKW 150170 0% 100% 3
6 PYRIDINIUM YLID authKW 112626 0% 75% 3
7 ALPHA ACYLAMINOKETONE authKW 100113 0% 100% 2
8 BOND ACTIVITY authKW 100113 0% 100% 2
9 ORGAN CHEM SPLAIUL INDEPENDENTEI 313 address 100113 0% 100% 2
10 STERICALLY CROWDED HETEROCYCLES authKW 100113 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 5550 43% 0% 263
2 Chemistry, Multidisciplinary 2071 38% 0% 234
3 Chemistry, Physical 279 17% 0% 103
4 Spectroscopy 149 5% 0% 30
5 Physics, Atomic, Molecular & Chemical 12 3% 0% 19
6 Chemistry, Medicinal 9 2% 0% 12
7 Crystallography 8 2% 0% 10
8 Chemistry, Inorganic & Nuclear 6 2% 0% 14
9 Optics 4 3% 0% 16
10 Biochemical Research Methods 2 2% 0% 10

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 COSTIN D NENITZESCU ORGAN CHEM 240258 2% 40% 12
2 BIESTERFELD GRP 200227 1% 100% 4
3 ORGAN CHEM SPLAIUL INDEPENDENTEI 313 100113 0% 100% 2
4 GRP BIOSPECT 72073 1% 24% 6
5 CEA DEIN LETI PHYS ELE MAT 50057 0% 100% 1
6 CEA DRECAM CHIM THEOR 50057 0% 100% 1
7 CNRS CHIM MET TRANSIT 50057 0% 100% 1
8 CNRS UMR 7201CASE 42 50057 0% 100% 1
9 CNRS URA 429 50057 0% 100% 1
10 LUT LANNION 50057 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 REVUE ROUMAINE DE CHIMIE 24833 8% 1% 49
2 JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 2 5852 5% 0% 31
3 COLLECTION OF CZECHOSLOVAK CHEMICAL COMMUNICATIONS 4615 4% 0% 26
4 JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1 4225 5% 0% 31
5 BULLETIN DE LA SOCIETE CHIMIQUE DE FRANCE PARTIE II-CHIMIE MOLECULAIRE ORGANIQUE ET BIOLOGIQUE 3925 1% 2% 5
6 CHEMICA SCRIPTA 3172 1% 1% 8
7 ORGANIC PREPARATIONS AND PROCEDURES INTERNATIONAL 2367 2% 0% 10
8 KHIMIYA GETEROTSIKLICHESKIKH SOEDINENII 1758 2% 0% 15
9 JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY 1558 3% 0% 16
10 POLISH JOURNAL OF CHEMISTRY 1333 2% 0% 12

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 PYRYLIUM SALTS 329449 3% 31% 21 Search PYRYLIUM+SALTS Search PYRYLIUM+SALTS
2 FERRICYANIDE OXIDATION 178771 1% 71% 5 Search FERRICYANIDE+OXIDATION Search FERRICYANIDE+OXIDATION
3 ACYLAMINOACYLATION 150170 0% 100% 3 Search ACYLAMINOACYLATION Search ACYLAMINOACYLATION
4 PYRIDINIUM YLID 112626 0% 75% 3 Search PYRIDINIUM+YLID Search PYRIDINIUM+YLID
5 ALPHA ACYLAMINOKETONE 100113 0% 100% 2 Search ALPHA+ACYLAMINOKETONE Search ALPHA+ACYLAMINOKETONE
6 BOND ACTIVITY 100113 0% 100% 2 Search BOND+ACTIVITY Search BOND+ACTIVITY
7 STERICALLY CROWDED HETEROCYCLES 100113 0% 100% 2 Search STERICALLY+CROWDED+HETEROCYCLES Search STERICALLY+CROWDED+HETEROCYCLES
8 IMIDAZO1 2 ALPHAPYRIDINES 75082 0% 50% 3 Search IMIDAZO1+2+ALPHAPYRIDINES Search IMIDAZO1+2+ALPHAPYRIDINES
9 PYRIDINIUM BETAINE 75082 0% 50% 3 Search PYRIDINIUM+BETAINE Search PYRIDINIUM+BETAINE
10 ADIABATIC STRUCTURAL RELAXATION 66741 0% 67% 2 Search ADIABATIC+STRUCTURAL+RELAXATION Search ADIABATIC+STRUCTURAL+RELAXATION

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 , MARSON, CM , (1984) PYRYLIUM MEDIATED TRANSFORMATIONS OF PRIMARY AMINO-GROUPS INTO OTHER FUNCTIONAL-GROUPS.ANGEWANDTE CHEMIE-INTERNATIONAL EDITION IN ENGLISH. VOL. 23. ISSUE 6. P. 420-429 53 91% 51
2 BALABAN, AT , (2012) BRIEF REVIEW OF CONTRIBUTIONS TO EXPERIMENTAL ORGANIC CHEMISTRY.REVUE ROUMAINE DE CHIMIE. VOL. 57. ISSUE 6. P. 535-+ 35 34% 0
3 BOGATIAN, MV , HIRTOPEANU, A , NICOLESCU, A , BOGATIAN, G , DELEANU, C , MAGANU, M , FILIP, P , (2009) PYRYLIUM SALTS WITH LONG ALKYL SUBSTITUENTS. 2,6-DIPALMITOYL- AND 2,6-DISTEAROYL-3,4-DIMETHYL PYRYLIUM SALTS, DERIVED PYRIDINES AND PYRIDINIUM SALTS.REVUE ROUMAINE DE CHIMIE. VOL. 54. ISSUE 11-12. P. 927 -+ 12 100% 1
4 BOGATIAN, MV , BOGATIAN, G , HIRTOPEANU, A , DELEANU, C , NICOLESCU, A , MAGANU, M , FILIP, P , (2013) REACTION OF PYRYLIUM PERCHLORATES HAVING LONG ALKYL SUB STITUENTS WITH AMINOACIDS.REVUE ROUMAINE DE CHIMIE. VOL. 58. ISSUE 6. P. 527-532 14 61% 0
5 KATRITZKY, AR , SAKIZADEH, K , MUSUMARRA, G , (1985) KINETICS AND MECHANISMS OF NUCLEOPHILIC DISPLACEMENTS AT SP3 HYBRIDIZED CARBON-ATOMS WITH HETEROCYCLIC LEAVING GROUPS.HETEROCYCLES. VOL. 23. ISSUE 7. P. 1765-1813 25 86% 14
6 BOGATIAN, MV , BOGATIAN, G , HIRTOPEANU, A , DELEANU, C , NICOLESCU, A , MAGANU, M , FILIP, P , (2011) REACTIONS OF PYRYLIUM PERCHLORATES HAVING LONG ALKYL SUBSTITUENTS WITH AMINOACIDS.REVUE ROUMAINE DE CHIMIE. VOL. 56. ISSUE 4. P. 325-+ 15 52% 1
7 YE, JW , WANG, XX , GAO, Y , YANG, LJ , LIN, Y , NING, GL , (2015) RESEARCH PROGRESS ON THE SYNTHESIS AND APPLICATION OF PYRYLIUM SALTS.CHINESE JOURNAL OF ORGANIC CHEMISTRY. VOL. 35. ISSUE 2. P. 373 -383 18 38% 1
8 KATRITZKY, AR , SCHULTZ, H , LOPEZRODRIGUEZ, ML , MUSUMARRA, G , CIRMA, G , (1987) KINETICS AND MECHANISMS OF NUCLEOPHILIC DISPLACEMENTS WITH HETEROCYCLES AS LEAVING GROUPS .22. REACTIONS WITH VARIOUS NUCLEOPHILES AND A STUDY OF THE EFFECTS OF SUBSTRATE CONCENTRATION, TRACES OF WATER, AND NATURE OF THE COUNTERION ON THE RATES.JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 2. VOL. . ISSUE 1. P. 73-78 19 90% 2
9 BOGATIAN, MV , CORBU, AC , DELEANU, C , MAGANU, M , BOGATIAN, G , (2007) PYRYLIUM SALTS WITH LONG ALKYL SUBSTITUENTS HAVING A TERMINAL FREE AMINO GROUP. CORROSION INHIBITORS DERIVED FROM CORRESPONDING PYRIDINIUM SALTS.REVUE ROUMAINE DE CHIMIE. VOL. 52. ISSUE 1-2. P. 181 -187 10 77% 1
10 CHEN, Y , WU, SK , (1997) A STUDY OF THE PHOTOPHYSICAL PROPERTIES OF 2,4,6-TRIPHENYL PYRYLIUM SALTS WITH RIGID AND NON-RIGID STRUCTURES.JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY. VOL. 102. ISSUE 2-3. P. 203 -206 10 100% 8

Classes with closest relation at Level 1


Rank Class id link
1 20070 4H THIOPYRANS//2H THIOPYRANS//4H THIOPYRAN 1 1 DIOXIDES
2 32092 4 NITROBENZIMIDAZOLE DERIVATIVE//HOFFMANN TYPE ELIMINATION//QUADRUPOLAR MACROCYCLES
3 33018 BENZONAPHTHYRIDINE N OXIDES//DIAZAPHENANTHRENES//ALPHA HALO CARBANIONS
4 29482 HYDRAZYL//SUPRAMOL CHEM INTERPHASE PROC//DIARYLPICRYLHYDRAZINE
5 29591 FISCHER TYPE CARBENE COMPLEXES//1 2 DITHIOLO4 3 BTHIOPYRAN//1 2 DITHIOLO4 3 C1 2 DITHIOLE
6 21685 NITROPYRIMIDINONE//KHIMIYA GETEROTSIKLICHESKIKH SOEDINENII//BICYCLIC INTERMEDIATE
7 26201 2 4 6 TRIARYLPYRIDINES//TOPOISOMERASE I AND II INHIBITION//KROHNKE PYRIDINES
8 29845 POLYPYRIDINIUM SALTS//IONIC LIQUID CRYSTALLINE POLYMERS//POLYN ALKYLATION
9 34810 5 AMINOINDOLIZINES//OXAZOLO3 2 APYRIDINIUM SALTS//1H BENZ IMIDAZOLE
10 25834 ANION IMPRINTED ELECTROPOLYMERIZATION//1 1 TRIMETHYLENE BIS 4 CARBOMETHOXYPYRIDINIUM ION//1 2 3 4 TETRAHYDROCARBAZOL

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