Class information for:
Level 1: POLYAMIDINES//AMIDINIUM CARBOXYLATE//THE CHAPMAN REARRANGEMENT

Basic class information

Class id #P Avg. number of
references
Database coverage
of references
23955 328 20.9 43%



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
647 3       PROTON SPONGE//TETRAZOLE//5 SUBSTITUTED 1H TETRAZOLES 11951
3865 2             2 AMINO 2 OXAZOLINE//POLYAMIDINES//CHIM THER EUT BIOCIS 875
23955 1                   POLYAMIDINES//AMIDINIUM CARBOXYLATE//THE CHAPMAN REARRANGEMENT 328

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 POLYAMIDINES authKW 581836 3% 63% 10
2 AMIDINIUM CARBOXYLATE authKW 279285 1% 100% 3
3 THE CHAPMAN REARRANGEMENT authKW 279285 1% 100% 3
4 DICARBOXYLIC ACID RECOGNITION authKW 209462 1% 75% 3
5 PHARMACEUT SCI 221 MIYAMA address 198426 3% 24% 9
6 HYDROGEN BONDING BASICITY authKW 186190 1% 100% 2
7 SUBSTITUENT POLAR EFFECTS authKW 186190 1% 100% 2
8 1 1 3 3 TETRAALKYL 2 ARYLGUANIDINES authKW 93095 0% 100% 1
9 4 AMIDINIUMPYRIDINE authKW 93095 0% 100% 1
10 AMIDINIUM CARBAMATE authKW 93095 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 1093 27% 0% 88
2 Chemistry, Multidisciplinary 895 35% 0% 114
3 Crystallography 651 13% 0% 41
4 Chemistry, Medicinal 232 9% 0% 28
5 Chemistry, Physical 147 17% 0% 55
6 Polymer Science 128 9% 0% 28
7 Chemistry, Analytical 49 7% 0% 22
8 Pharmacology & Pharmacy 41 9% 0% 30
9 Spectroscopy 31 3% 0% 11
10 Materials Science, Paper & Wood 28 1% 0% 4

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 PHARMACEUT SCI 221 MIYAMA 198426 3% 24% 9
2 BAIKAL NAT OURSES USE 93095 0% 100% 1
3 CHEM NICE FR CNRS 3037 93095 0% 100% 1
4 IA IOFFE PHYSICOTECH 93095 0% 100% 1
5 RADIOCHIM SCI ANALYT ENIVIRONM 93095 0% 100% 1
6 SCI 221 MIYAMA 93095 0% 100% 1
7 PHARMACEUT SCI MIYAMA 221 53194 1% 29% 2
8 BAIKAL NAT SCI 46547 0% 50% 1
9 BAIKAL NAT MANAGEMENT 37519 3% 4% 10
10 HOPEWELL DISCOVERY CHEM 31030 0% 33% 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 2 10240 9% 0% 30
2 POLISH JOURNAL OF CHEMISTRY 4455 5% 0% 16
3 CHEMICAL & PHARMACEUTICAL BULLETIN 2837 7% 0% 23
4 ACTA CRYSTALLOGRAPHICA SECTION C-CRYSTAL STRUCTURE COMMUNICATIONS 2021 5% 0% 15
5 COLLECTION OF CZECHOSLOVAK CHEMICAL COMMUNICATIONS 1532 3% 0% 11
6 ACTA CRYSTALLOGRAPHICA SECTION C-STRUCTURAL CHEMISTRY 787 3% 0% 10
7 JOURNAL OF CHEMICAL RESEARCH 778 2% 0% 7
8 ANALYTICAL LETTERS PART A-CHEMICAL ANALYSIS 753 1% 0% 2
9 POLYMER SCIENCE SERIES B 692 1% 0% 3
10 JOURNAL OF PHYSICAL ORGANIC CHEMISTRY 676 2% 0% 5

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 POLYAMIDINES 581836 3% 63% 10 Search POLYAMIDINES Search POLYAMIDINES
2 AMIDINIUM CARBOXYLATE 279285 1% 100% 3 Search AMIDINIUM+CARBOXYLATE Search AMIDINIUM+CARBOXYLATE
3 THE CHAPMAN REARRANGEMENT 279285 1% 100% 3 Search THE+CHAPMAN+REARRANGEMENT Search THE+CHAPMAN+REARRANGEMENT
4 DICARBOXYLIC ACID RECOGNITION 209462 1% 75% 3 Search DICARBOXYLIC+ACID+RECOGNITION Search DICARBOXYLIC+ACID+RECOGNITION
5 HYDROGEN BONDING BASICITY 186190 1% 100% 2 Search HYDROGEN+BONDING+BASICITY Search HYDROGEN+BONDING+BASICITY
6 SUBSTITUENT POLAR EFFECTS 186190 1% 100% 2 Search SUBSTITUENT+POLAR+EFFECTS Search SUBSTITUENT+POLAR+EFFECTS
7 1 1 3 3 TETRAALKYL 2 ARYLGUANIDINES 93095 0% 100% 1 Search 1+1+3+3+TETRAALKYL+2+ARYLGUANIDINES Search 1+1+3+3+TETRAALKYL+2+ARYLGUANIDINES
8 4 AMIDINIUMPYRIDINE 93095 0% 100% 1 Search 4+AMIDINIUMPYRIDINE Search 4+AMIDINIUMPYRIDINE
9 AMIDINIUM CARBAMATE 93095 0% 100% 1 Search AMIDINIUM+CARBAMATE Search AMIDINIUM+CARBAMATE
10 AMINES AMIDES 93095 0% 100% 1 Search AMINES+AMIDES Search AMINES+AMIDES

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 BURDUKOVSKII, VF , KHOLKHOEV, BC , (2015) SYNTHESIS, PROPERTIES, AND TRANSFORMATIONS OF POLYAMIDINES.POLYMER SCIENCE SERIES B. VOL. 57. ISSUE 2. P. 61 -70 24 59% 0
2 JAROSZEWSKA-MANAJ, J , OSZCZAPOWICZ, J , MAKULSKI, W , (2001) AMIDINES. PART 41. EFFECTS OF SUBSTITUTION AT THE AMIDINO CARBON ATOM AND AT THE IMINO NITROGEN ATOM ON THE PREFERRED CONFIGURATION AT THE C = N BOND IN THE C-13 NMR SPECTRA OF N-1,N-1-DIMETHYL-N-2-ALKYLAMIDINES.JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 2. VOL. . ISSUE 7. P. 1186-1191 20 87% 4
3 KALZ, KF , HAUSMANN, A , DECHERT, S , MEYER, S , JOHN, M , MEYER, F , (2016) SOLUTION CHEMISTRY OF N,N '-DISUBSTITUTED AMIDINES: IDENTIFICATION OF ISOMERS AND EVIDENCE FOR LINEAR DIMER FORMATION.CHEMISTRY-A EUROPEAN JOURNAL. VOL. 22. ISSUE 50. P. 18190 -18196 19 51% 0
4 OSZCZAPOWICZ, J , KUMINSKA, M , (1994) AMIDINES .32. INFLUENCE OF SUBSTITUTION AT THE AMINO NITROGEN ATOM ON THE SENSITIVITY TO SUBSTITUTION AT THE IMINO NITROGEN ATOM - PKA VALUES OF N1-METHYL-N1-PHENYLFORMAMIDINES IN WATER-ETHANOL SOLUTIONS.JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 2. VOL. . ISSUE 1. P. 103-107 14 100% 6
5 KOSTURKIEWICZ, Z , CISZAK, E , TYKARSKA, E , (1992) CONFIGURATION OF AMIDINES AND FACTORS GOVERNING THEIR HYDROGEN-BONDING PATTERNS.ACTA CRYSTALLOGRAPHICA SECTION B-STRUCTURAL SCIENCE. VOL. 48. ISSUE . P. 471-476 15 94% 17
6 MAKOWSKI, M , RACZYNSKA, ED , CHMURZYNSKI, L , (2001) AB INITIO STUDY OF POSSIBLE AND PREFERRED BASIC SITE(S) IN POLYFUNCTIONAL N-1,N-1-DIMETHYL-N-2-CYANOFORMAMIDINE.JOURNAL OF PHYSICAL CHEMISTRY A. VOL. 105. ISSUE 5. P. 869 -874 19 46% 12
7 KOMBER, H , KLINGER, C , BOHME, F , (1997) H-1, C-13 AND N-15 NUCLEAR MAGNETIC RESONANCE STUDIES OF POLYAMIDINES PREPARED FROM DI(4,4'-AMINOPHENYL) METHANE AND DIFFERENT TRIETHYL ORTHOESTERS-POLYMERS WITH A PROTOTROPIC TAUTOMERISM.POLYMER. VOL. 38. ISSUE 11. P. 2603-2608 12 80% 7
8 OSZCZAPOWICZ, J , JAROSZEWSKAMANAJ, J , (1991) AMIDINES .31. PKA VALUES OF N1,N1-DIALKYL-N2-PHENYLFORMAMIDINES IN WATER ETHANOL SOLUTIONS.JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 2. VOL. . ISSUE 11. P. 1677-1680 12 100% 3
9 CAI, LS , HAN, Y , REN, SM , HUANG, LF , (2000) DICATION C(R-1)-N(R-2)(2) SYNTHONS AND THEIR USE IN THE SYNTHESIS OF FORMAMIDINES, AMIDINES, AND ALPHA-AMINONITRILES.TETRAHEDRON. VOL. 56. ISSUE 42. P. 8253 -8262 26 31% 23
10 OSZCZAPOWICZ, J , CISZKOWSKI, K , (1987) AMIDINES .24. INFLUENCE OF ALKYL SUBSTITUENTS AT THE AMIDINO CARBON-ATOM ON THE SENSITIVITY TO SUBSTITUTION AT THE IMINO NITROGEN ATOM - PKA VALUES OF N1N1-DIMETHYLAMIDINES.JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 2. VOL. . ISSUE 6. P. 663-668 14 100% 12

Classes with closest relation at Level 1



Rank Class id link
1 35267 DNA RNA NUCLEOBASES//NUCLEOSIDE SALTS//FTIR PAS SPECTROSCOPY
2 28827 POLYFLUOROAROMATIC IMIDOYL CHLORIDE DERIVATIVES//1 2 3 4 TETRAHYDROQUINAZOLINE 2 4 DIONES//1 PENTAFLUOROPHENYL 4 6 DIPHENYL 1 3 5 TRIAZINE 2 ONE
3 10484 AMIDINATE//GUANIDINATE//GUANIDINE LIGANDS
4 31456 1 2 HYDROXYARYL HYDANTOINES//1 5 DINITROBIURET//ALUMINUM SULFATE HYDRATE
5 31627 BETA AMINOAMIDINE//1 1 3 TRICHLOROISOINDOLINE//1 3 2 DIAZAPHOSPHOLANE
6 32982 IGURATIMOD//T 614//DIMETHYL BENZOYLPHENYL UREA BPU
7 12423 PROTON SPONGE//QUANTUM ORGAN CHEM GRP//1 8 BISDIMETHYLAMINONAPHTHALENE
8 19831 QUANTITATIVE RAMAN SPECTRA//FORMAMIDE//COMPUTER SIMULATION OF LIQUIDS
9 27240 PYRIDO3 2 BINDOLES//3 N ARYL N CHLOROACETYLAMINO 2 FORMYLINDOLES//SCI ORGAN INTERMEDIATES DYES
10 28598 DIAMINOMALEONITRILE//6 CYANOPURINE//LACTAROCHROMAL

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