Class information for:
Level 1: PYROGLUTAMIC DERIVATIVES//CHIM PHARMACEUT LILLE//CHIM ORGAN ENVIRONM

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
31808 147 19.5 38%


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
3365 2             ISOINDOLINONES//PHENANTHROINDOLIZIDINE ALKALOID//PHENANTHROINDOLIZIDINE 1682
31808 1                   PYROGLUTAMIC DERIVATIVES//CHIM PHARMACEUT LILLE//CHIM ORGAN ENVIRONM 147

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 PYROGLUTAMIC DERIVATIVES authKW 623174 2% 100% 3
2 CHIM PHARMACEUT LILLE address 553930 3% 67% 4
3 CHIM ORGAN ENVIRONM address 472096 3% 45% 5
4 GRP RECH INHIBIT PROLIFERAT CELLULAIRE address 302140 3% 36% 4
5 N ACYLIMINIUM SALTS authKW 267071 2% 43% 3
6 INGN MOL address 248245 5% 17% 7
7 1 2 PROPANEDIYL DIBENZOATE authKW 207725 1% 100% 1
8 1 3 OXOCYCLOBUTYL CARBOXYLIC ACID authKW 207725 1% 100% 1
9 1 3 OXOUREAS authKW 207725 1% 100% 1
10 2 METHYLIDENEAMINO ACETONITRILE authKW 207725 1% 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 3030 64% 0% 94
2 Chemistry, Medicinal 317 14% 0% 21
3 Chemistry, Multidisciplinary 258 29% 0% 42
4 Pharmacology & Pharmacy 36 12% 0% 17
5 Chemistry, Inorganic & Nuclear 10 4% 0% 6
6 Crystallography 9 3% 0% 4
7 Materials Science, Characterization, Testing 3 1% 0% 1
8 Chemistry, Applied 2 2% 0% 3
9 Spectroscopy 1 1% 0% 2
10 Biology 1 1% 0% 2

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 PHARMACEUT LILLE 553930 3% 67% 4
2 CHIM ORGAN ENVIRONM 472096 3% 45% 5
3 GRP RECH INHIBIT PROLIFERAT CELLULAIRE 302140 3% 36% 4
4 INGN MOL 248245 5% 17% 7
5 CHEM PHARMACEUT ALBERT LESPAGNOL 207725 1% 100% 1
6 CHIM PAHRMACEUT LILLE 207725 1% 100% 1
7 CNRS FR INC3M 3038 207725 1% 100% 1
8 GRP INHIBIT CELL PROLIFERAT 207725 1% 100% 1
9 IRCOF UMR CNRS 6014 207725 1% 100% 1
10 STRUCT MOL CHEM 207725 1% 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 HETEROCYCLIC CHEMISTRY 22181 23% 0% 34
2 ARCHIV DER PHARMAZIE 10867 10% 0% 15
3 SYNTHETIC COMMUNICATIONS 1771 7% 0% 11
4 ZEITSCHRIFT FUR CHEMIE 1288 3% 0% 4
5 ORIGINS OF LIFE AND EVOLUTION OF THE BIOSPHERE 765 1% 0% 1
6 BULLETIN DE LA SOCIETE CHIMIQUE DE FRANCE PARTIE II-CHIMIE MOLECULAIRE ORGANIQUE ET BIOLOGIQUE 651 1% 0% 1
7 JOURNAL OF COMBINATORIAL CHEMISTRY 605 1% 0% 2
8 HETEROCYCLES 560 4% 0% 6
9 PLASTE UND KAUTSCHUK 428 1% 0% 1
10 JOURNAL FUR PRAKTISCHE CHEMIE-PRACTICAL APPLICATIONS AND APPLIED CHEMISTRY 419 1% 0% 1

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 PYROGLUTAMIC DERIVATIVES 623174 2% 100% 3 Search PYROGLUTAMIC+DERIVATIVES Search PYROGLUTAMIC+DERIVATIVES
2 N ACYLIMINIUM SALTS 267071 2% 43% 3 Search N+ACYLIMINIUM+SALTS Search N+ACYLIMINIUM+SALTS
3 1 2 PROPANEDIYL DIBENZOATE 207725 1% 100% 1 Search 1+2+PROPANEDIYL+DIBENZOATE Search 1+2+PROPANEDIYL+DIBENZOATE
4 1 3 OXOCYCLOBUTYL CARBOXYLIC ACID 207725 1% 100% 1 Search 1+3+OXOCYCLOBUTYL+CARBOXYLIC+ACID Search 1+3+OXOCYCLOBUTYL+CARBOXYLIC+ACID
5 1 3 OXOUREAS 207725 1% 100% 1 Search 1+3+OXOUREAS Search 1+3+OXOUREAS
6 2 METHYLIDENEAMINO ACETONITRILE 207725 1% 100% 1 Search 2+METHYLIDENEAMINO+ACETONITRILE Search 2+METHYLIDENEAMINO+ACETONITRILE
7 2 PYRANONE 4 CARBOXALDEHYDE PYROGLUTAMIC ACID 207725 1% 100% 1 Search 2+PYRANONE+4+CARBOXALDEHYDE+PYROGLUTAMIC+ACID Search 2+PYRANONE+4+CARBOXALDEHYDE+PYROGLUTAMIC+ACID
8 ALLYLIC DEHYDRATION 207725 1% 100% 1 Search ALLYLIC+DEHYDRATION Search ALLYLIC+DEHYDRATION
9 BENZHYDRYL SILYL ETHERS 207725 1% 100% 1 Search BENZHYDRYL+SILYL+ETHERS Search BENZHYDRYL+SILYL+ETHERS
10 CARBAMOYLCARBAMATE 207725 1% 100% 1 Search CARBAMOYLCARBAMATE Search CARBAMOYLCARBAMATE

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 AKUE-GEDU, R , EBRIK, SA , WITCZAK-LEGRAND, A , FASSEUR, D , EL GHAMMARTI, S , COUTURIER, D , DECROIX, B , OTHMAN, M , DEBACKER, M , RIGO, B , (2002) STUDIES ON PYRROLIDINONES. ON THE DECARBOXYLATION OF PYROGLUTAMIC ACIDS AND N-ACYL PROLINES IN ACIDIC MEDIA.TETRAHEDRON. VOL. 58. ISSUE 45. P. 9239 -9247 18 72% 11
2 COUTURIER, D , HENICHART, JP , RIGO, B , SANZ, G , VAN HIJFTE, L , BOURRY, A , AKUE-GEDU, R , (2012) STUDIES ON PYRROLIDINONES. SYNTHESIS OF 4,5-FUSED-3-HYDROXYPYRIDINYL-2-PROPIONIC ACID DERIVATIVES.TETRAHEDRON. VOL. 68. ISSUE 4. P. 1117 -1127 21 44% 2
3 BOURRY, A , COUTURIER, D , SANZ, G , VAN HIJFTE, L , HENICHART, JP , RIGO, B , (2006) STUDIES ON PYRROLIDINONES. OXIDATIONS AND REARRANGEMENTS IN THE HEXAHYDROBENZ[F]INDOLIZINE-3,10-DIONE SERIES.TETRAHEDRON. VOL. 62. ISSUE 18. P. 4400 -4407 18 46% 8
4 EBRIK, SA , LEGRAND, A , RIGO, B , COUTURIER, D , (1999) STUDIES ON PYRROLIDINONES. SYNTHESIS OF 1,2,3,5,11,11A-HEXAHYDROINDOLIZINO[7,6-B]INDOLE-3,11-DIONE.JOURNAL OF HETEROCYCLIC CHEMISTRY. VOL. 36. ISSUE 4. P. 997 -1000 9 100% 5
5 BOURRY, A , AKUE-GEDU, R , HENICHART, JP , SANZ, G , RIGO, B , (2004) STUDIES ON PYRROLIDINONES: A REACTION OF METHYLENE DICHLORIDE UNDER FRIEDEL-CRAFTS CONDITIONS. SYNTHESIS OF AN ALPHA-HYDROXYMETHYL KETONE IN THE HEXAHYDROBENZO[F]INDOLIZINE SERIES.TETRAHEDRON LETTERS. VOL. 45. ISSUE 10. P. 2097 -2101 10 71% 5
6 EL GHAMMARTI, S , RIGO, B , MEJDI, H , HENICHART, JP , COUTURIER, D , (1998) STUDIES ON PYRROLIDINONES. SYNTHESIS OF 1-[(N-ACETYLARYL-AMINO)METHYL]PYROGLUTAMIC ACID DERIVATIVES.JOURNAL OF HETEROCYCLIC CHEMISTRY. VOL. 35. ISSUE 3. P. 555-565 11 79% 2
7 AKUE-GEDU, R , COUTURIER, D , HENICHART, JP , RIGO, B , SANZ, G , VAN HIJFTE, L , BOURRY, A , (2012) STUDIES ON PYRROLIDINONES. SYNTHESIS OF FUSED 1,5-NAPHTHYRIDINES.TETRAHEDRON. VOL. 68. ISSUE 27-28. P. 5644 -5654 14 39% 2
8 BOURRY, A , AKUE-GEDU, R , RIGO, B , HENICHART, JP , (2003) STUDIES ON PYRROLIDONES. AN IMPROVED SYNTHESIS OF N-ARYLMETHYL PYROGLUTAMIC ACIDS.JOURNAL OF HETEROCYCLIC CHEMISTRY. VOL. 40. ISSUE 6. P. 989 -993 11 52% 7
9 RIGO, B , GAUTRET, P , LEGRAND, A , ELGHAMMARTI, S , COUTURIER, D , (1994) STUDIES ON PYRROLIDINONES - AN IMPROVED ONE-POT SYNTHESIS OF 1,2,3,5,10,10A-HEXAHYDROBENZ[F]INDOLIZINE-3,10-DIONE.SYNTHETIC COMMUNICATIONS. VOL. 24. ISSUE 18. P. 2609-2615 10 77% 6
10 BOURRY, A , PITARD, F , RIGO, B , SANZ, G , CAMUS, F , NORBERG, B , DURANT, F , COUTURIER, D , (2002) STUDIES ON PYRROLIDINONES: SOME ATTEMPTS TO IMPROVE THE SYNTHESIS OF METHYL N-(3,4,4 ',5-TETRAMETHOXYBENZHYDRYL)PYROGLUTAMATE (HEI 81) BY USING N-ACYL IMINIUM SALTS METHODOLOGIES..JOURNAL OF HETEROCYCLIC CHEMISTRY. VOL. 39. ISSUE 1. P. 109-118 12 46% 2

Classes with closest relation at Level 1


Rank Class id link
1 32760 SALICYLIDENE 2 ETHANOLAMINE//2 OXO 1 PYRROLIDINEACETAMIDE//4 AMINO 5 IMINOPYRROLIDIN 2 ONES
2 13720 ACROMELIC ACID//CLITOCYBE ACROMELALGA//KAINOIDS
3 12773 ISOINDOLINONES//LENNOXAMINE//CHILENINE
4 20182 PHENANTHROINDOLIZIDINE ALKALOID//PHENANTHROINDOLIZIDINE//TYLOPHORINE
5 26381 CARBAMATO COMPLEXES//SILYLCARBAMATES//SILVER ALKYLCARBAMATE
6 23540 4 AMINOBUTYRATE AMINOTRANSFERASE//GAMMA AMINOBUTYRIC ACID AMINOTRANSFERASE//GABA AT
7 36851 ISOXAZOLYLNAPHTHOQUINONES//ISOXAZOLYLNAPHTHOQUINONEIMINE//3 BROMO N BROMO N 3 4 DIMETHYL 5 ISOXZXOLYL 4 AMINE 1 2 NAPHTHOQUINONE DEGRADATION KINETICS
8 29255 ORGANYLSILOXANES//SILANONES//ACYL IODIDES
9 36165 QUIM INORGAN CHIM ANALIT CHIM FIS//1 2 3 4 TETRAHYDROPYRAZINO 1 2 A INDOLE//2 METHYL 5 TRIFLUOROMETHYL THIAZOLECARBOXAMIDES
10 35421 2 PHENYL 5H PYRAZOLO5 1 AISOQUINOLIN 5 ONE//ISOQUINOLINETRIONES//NEB 33 ADDITIVE

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