Class information for:
Level 1: TETRAMIC ACID//TETRONIC ACID//PYRROLIDINE 2 4 DIONE

Basic class information

Class id #P Avg. number of
references
Database coverage
of references
10529 1056 28.4 62%



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
2472 2             TETRAMIC ACID//TETRONIC ACID//25H FURANONE 3979
10529 1                   TETRAMIC ACID//TETRONIC ACID//PYRROLIDINE 2 4 DIONE 1056

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 TETRAMIC ACID authKW 1105177 5% 67% 57
2 TETRONIC ACID authKW 477056 3% 50% 33
3 PYRROLIDINE 2 4 DIONE authKW 202402 1% 100% 7
4 PULVINIC ACIDS authKW 168225 1% 73% 8
5 TETRAMATES authKW 157420 1% 78% 7
6 LOBOPHORINS authKW 148701 1% 86% 6
7 MELOPHLIN authKW 144573 0% 100% 5
8 SPIROTETRONATE ANTIBIOTICS authKW 144573 0% 100% 5
9 ABYSSOMICIN authKW 115658 0% 100% 4
10 ACYLTETRAMIC ACID authKW 115658 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 14565 53% 0% 556
2 Chemistry, Medicinal 1472 12% 0% 123
3 Chemistry, Multidisciplinary 683 19% 0% 198
4 Pharmacology & Pharmacy 577 16% 0% 167
5 Microbiology 402 9% 0% 100
6 Biotechnology & Applied Microbiology 361 9% 0% 97
7 Immunology 168 8% 0% 83
8 Crystallography 47 2% 0% 26
9 Plant Sciences 26 4% 0% 41
10 Chemistry, Inorganic & Nuclear 24 3% 0% 30

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 REFERENZMAT 57829 0% 100% 2
2 SHANDONG PL MYCOL 57829 0% 100% 2
3 SERV CHIM BIOORGAN MARQUAGE 46113 1% 11% 15
4 AL IS PHARMACEUT 28915 0% 100% 1
5 BENEFRI CRYSTALLOG SERV 28915 0% 100% 1
6 BIOL CHEM BIOORGAN CHEM MOL ENGNB 28915 0% 100% 1
7 BIOORGAN CHEM ELING SERV 28915 0% 100% 1
8 CHIM ORGAN BIOORGAN REACTIVITE ANAL COBRA 28915 0% 100% 1
9 CINESE MINIST EDUC 28915 0% 100% 1
10 DRECAM SACLAY 28915 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 JOURNAL OF ANTIBIOTICS 28480 8% 1% 81
2 TETRAHEDRON LETTERS 6091 12% 0% 125
3 JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1 4679 4% 0% 43
4 SYNLETT 2910 4% 0% 38
5 JOURNAL OF ORGANIC CHEMISTRY 2095 6% 0% 62
6 ORGANIC LETTERS 2047 4% 0% 43
7 JOURNAL OF NATURAL PRODUCTS 1718 3% 0% 27
8 JOURNAL OF HETEROCYCLIC CHEMISTRY 1496 2% 0% 24
9 CHINESE JOURNAL OF ORGANIC CHEMISTRY 1137 1% 0% 14
10 TETRAHEDRON 1132 4% 0% 39

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 TETRAMIC ACID 1105177 5% 67% 57 Search TETRAMIC+ACID Search TETRAMIC+ACID
2 TETRONIC ACID 477056 3% 50% 33 Search TETRONIC+ACID Search TETRONIC+ACID
3 PYRROLIDINE 2 4 DIONE 202402 1% 100% 7 Search PYRROLIDINE+2+4+DIONE Search PYRROLIDINE+2+4+DIONE
4 PULVINIC ACIDS 168225 1% 73% 8 Search PULVINIC+ACIDS Search PULVINIC+ACIDS
5 TETRAMATES 157420 1% 78% 7 Search TETRAMATES Search TETRAMATES
6 LOBOPHORINS 148701 1% 86% 6 Search LOBOPHORINS Search LOBOPHORINS
7 MELOPHLIN 144573 0% 100% 5 Search MELOPHLIN Search MELOPHLIN
8 SPIROTETRONATE ANTIBIOTICS 144573 0% 100% 5 Search SPIROTETRONATE+ANTIBIOTICS Search SPIROTETRONATE+ANTIBIOTICS
9 ABYSSOMICIN 115658 0% 100% 4 Search ABYSSOMICIN Search ABYSSOMICIN
10 ACYLTETRAMIC ACID 115658 0% 100% 4 Search ACYLTETRAMIC+ACID Search ACYLTETRAMIC+ACID

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 LACOSKE, MH , THEODORAKIS, EA , (2015) SPIROTETRONATE POLYKETIDES AS LEADS IN DRUG DISCOVERY.JOURNAL OF NATURAL PRODUCTS. VOL. 78. ISSUE 3. P. 562 -575 135 66% 11
2 VIEWEG, L , REICHAU, S , SCHOBERT, R , LEADLAY, PF , SUSSMUTH, RD , (2014) RECENT ADVANCES IN THE FIELD OF BIOACTIVE TETRONATES.NATURAL PRODUCT REPORTS. VOL. 31. ISSUE 11. P. 1554 -1584 114 62% 20
3 ZOGRAFOS, AL , GEORGIADIS, D , (2006) SYNTHETIC STRATEGIES TOWARDS NATURALLY OCCURRING TETRONIC ACIDS.SYNTHESIS-STUTTGART. VOL. . ISSUE 19. P. 3157-3188 113 66% 61
4 SCHOBERT, R , SCHLENK, A , (2008) TETRAMIC AND TETRONIC ACIDS: AN UPDATE ON NEW DERIVATIVES AND BIOLOGICAL ASPECTS.BIOORGANIC & MEDICINAL CHEMISTRY. VOL. 16. ISSUE 8. P. 4203 -4221 75 56% 184
5 JEONG, YC , MOLONEY, MG , (2011) SYNTHESIS OF AND TAUTOMERISM IN 3-ACYLTETRAMIC ACIDS.JOURNAL OF ORGANIC CHEMISTRY. VOL. 76. ISSUE 5. P. 1342 -1354 58 76% 21
6 MO, XH , LI, QL , JU, JH , (2014) NATURALLY OCCURRING TETRAMIC ACID PRODUCTS: ISOLATION, STRUCTURE ELUCIDATION AND BIOLOGICAL ACTIVITY.RSC ADVANCES. VOL. 4. ISSUE 92. P. 50566 -50593 87 44% 14
7 ATHANASELLIS, G , IGGLESSI-MARKOPOULOU, O , MARKOPOULOS, J , (2010) TETRAMIC AND TETRONIC ACIDS AS SCAFFOLDS IN BIOINORGANIC AND BIOORGANIC CHEMISTRY.BIOINORGANIC CHEMISTRY AND APPLICATIONS. VOL. . ISSUE . P. - 39 91% 15
8 ROYLES, BJL , (1995) NATURALLY-OCCURRING TETRAMIC ACIDS - STRUCTURE, ISOLATION, AND SYNTHESIS.CHEMICAL REVIEWS. VOL. 95. ISSUE 6. P. 1981-2001 60 68% 278
9 LIANG, Y , KE, SY , WANG, KM , YANG, ZW , (2010) PROGRESS IN THE STUDIES ON NATURAL BIOACTIVE PYRROLIDINE-2,4-DIONES.CHINESE JOURNAL OF ORGANIC CHEMISTRY. VOL. 30. ISSUE 12. P. 1801 -1810 42 82% 3
10 GVERZDYS, T , KRAMER, G , NODWELL, JR , (2016) TETRODECAMYCIN: AN UNUSUAL AND INTERESTING TETRONATE ANTIBIOTIC.BIOORGANIC & MEDICINAL CHEMISTRY. VOL. 24. ISSUE 24. P. 6269 -6275 42 70% 0

Classes with closest relation at Level 1



Rank Class id link
1 23972 DIHYDROPYRROL 2 ONE//EPOLACTAENE//FUNCTIONALIZED PIPERIDINES
2 30444 PHOSPHONIOSILYLATION//ALPHA BETA UNSATURATED LACTONES AND ESTERS//ACTIVATING ENERGY
3 27288 VERBENACHALCONE//MICONAZOLE POTENTIATOR//AZOLE POTENTIATOR
4 27541 LYSOBACTER ENZYMOGENES//LYSOBACTER//LYSOBACTER CAPSICI
5 30519 PLATENSIMYCIN//PLATENCIN//STREPTOMYCES PLATENSIS
6 17497 SOLANAPYRONES//BIOLOGICAL DIELS ALDER REACTION//MACROPHOMATE SYNTHASE
7 29203 BISORBICILLINOIDS//SORBICILLINOIDS//TRICHODERMA SP USF 2690
8 25513 TRANSANNULAR DIELS ALDER REACTION//TRANSANNULAR//14 BETA HYDROXYSTEROIDS
9 33056 BU 4664L//BRARTEMICIN//RAKICIDIN
10 20834 CERPEGIN//RUBROLIDES//FURAN 25H ONES

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