Class information for:
Level 1: 2 OXAZOLONE//2 THIAZOLONE//1 3 DIHYDRO 2 IMIDAZOLONE

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
24642 305 18.8 41%


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
534 3       PYRIMIDINOPHANES//SOLID PHASE SYNTHESIS//INTERNATIONAL JOURNAL OF PEPTIDE AND PROTEIN RESEARCH 19564
1347 2             SOLID PHASE SYNTHESIS//JOURNAL OF COMBINATORIAL CHEMISTRY//NATIVE CHEMICAL LIGATION 8307
24642 1                   2 OXAZOLONE//2 THIAZOLONE//1 3 DIHYDRO 2 IMIDAZOLONE 305

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 2 OXAZOLONE authKW 545070 2% 78% 7
2 2 THIAZOLONE authKW 133486 1% 67% 2
3 1 3 DIHYDRO 2 IMIDAZOLONE authKW 100115 0% 100% 1
4 2 BENZOTHIAZOLYL DITHIOBENZOATE authKW 100115 0% 100% 1
5 2 MERCAPTO BENZOTHIAZOLE ACTIVATION authKW 100115 0% 100% 1
6 2 OXOPYRIDINE 1 CARBOXYLATE authKW 100115 0% 100% 1
7 3 ACYLBENZOTHIAZOLINE 2 THIONE authKW 100115 0% 100% 1
8 5 ARYL 3H 1 3 4OXADIAZOL 2 ONE authKW 100115 0% 100% 1
9 AMINE REACTIVE CROSSLINKER authKW 100115 0% 100% 1
10 BASIC ALUMINA AS SOLID SUPPORT authKW 100115 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 3651 49% 0% 150
2 Chemistry, Multidisciplinary 797 34% 0% 104
3 Polymer Science 206 11% 0% 33
4 Chemistry, Medicinal 43 4% 0% 13
5 Crystallography 4 2% 0% 5
6 Pharmacology & Pharmacy 4 5% 0% 15
7 Chemistry, Applied 1 1% 0% 4
8 Chemistry, Inorganic & Nuclear -0 1% 0% 3
9 Agronomy -1 0% 0% 1
10 Spectroscopy -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 VET MED 51 OE HONMACHI 100115 0% 100% 1
2 PILOT PLANT OPERAT 33370 0% 33% 1
3 PHARMACEUT SCI OE HONMACHI 25027 0% 25% 1
4 MOL STRUCT STUDIES 14300 0% 14% 1
5 SCI TECHNOL PHARM CHIYODA KU 11122 0% 11% 1
6 FINE ORGAN CHEM 7848 1% 4% 2
7 CHEM AGR PROD 6672 0% 7% 1
8 CHIM ORGAN MED 6672 0% 7% 1
9 FARM QUIM ORGAN 5267 0% 5% 1
10 FOOD MACROMOL SCI 4003 0% 4% 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 BULLETIN OF THE KOREAN CHEMICAL SOCIETY 3108 7% 0% 20
2 JOURNAL OF HETEROCYCLIC CHEMISTRY 2647 6% 0% 17
3 TETRAHEDRON LETTERS 1953 12% 0% 38
4 HETEROCYCLES 1929 5% 0% 16
5 KHIMIYA PRIRODNYKH SOEDINENII 1818 3% 0% 8
6 JOURNAL OF SYNTHETIC ORGANIC CHEMISTRY JAPAN 1459 2% 0% 7
7 ORGANIC SYNTHESES 1127 1% 1% 2
8 SYNTHESIS-STUTTGART 1126 4% 0% 13
9 REVIEWS ON HETEROATOM CHEMISTRY 819 0% 1% 1
10 CHEMISTRY LETTERS 725 4% 0% 13

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 2 OXAZOLONE 545070 2% 78% 7 Search 2+OXAZOLONE Search 2+OXAZOLONE
2 2 THIAZOLONE 133486 1% 67% 2 Search 2+THIAZOLONE Search 2+THIAZOLONE
3 1 3 DIHYDRO 2 IMIDAZOLONE 100115 0% 100% 1 Search 1+3+DIHYDRO+2+IMIDAZOLONE Search 1+3+DIHYDRO+2+IMIDAZOLONE
4 2 BENZOTHIAZOLYL DITHIOBENZOATE 100115 0% 100% 1 Search 2+BENZOTHIAZOLYL+DITHIOBENZOATE Search 2+BENZOTHIAZOLYL+DITHIOBENZOATE
5 2 MERCAPTO BENZOTHIAZOLE ACTIVATION 100115 0% 100% 1 Search 2+MERCAPTO+BENZOTHIAZOLE+ACTIVATION Search 2+MERCAPTO+BENZOTHIAZOLE+ACTIVATION
6 2 OXOPYRIDINE 1 CARBOXYLATE 100115 0% 100% 1 Search 2+OXOPYRIDINE+1+CARBOXYLATE Search 2+OXOPYRIDINE+1+CARBOXYLATE
7 3 ACYLBENZOTHIAZOLINE 2 THIONE 100115 0% 100% 1 Search 3+ACYLBENZOTHIAZOLINE+2+THIONE Search 3+ACYLBENZOTHIAZOLINE+2+THIONE
8 5 ARYL 3H 1 3 4OXADIAZOL 2 ONE 100115 0% 100% 1 Search 5+ARYL+3H+1+3+4OXADIAZOL+2+ONE Search 5+ARYL+3H+1+3+4OXADIAZOL+2+ONE
9 AMINE REACTIVE CROSSLINKER 100115 0% 100% 1 Search AMINE+REACTIVE+CROSSLINKER Search AMINE+REACTIVE+CROSSLINKER
10 BASIC ALUMINA AS SOLID SUPPORT 100115 0% 100% 1 Search BASIC+ALUMINA+AS+SOLID+SUPPORT Search BASIC+ALUMINA+AS+SOLID+SUPPORT

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 MATSUNAGA, H , ISHIZUKA, T , KUNIEDA, T , (2005) SYNTHETIC UTILITY OF FIVE-MEMBERED HETEROCYCLES - CHIRAL FUNCTIONALIZATION AND APPLICATIONS.TETRAHEDRON. VOL. 61. ISSUE 34. P. 8073-8094 44 47% 25
2 KUNIEDA, T , (2000) EFFICIENT CHIRAL CONTROL BASED ON FIVE-MEMBERED HETEROCYCLIC AND RELATED SYSTEMS.YAKUGAKU ZASSHI-JOURNAL OF THE PHARMACEUTICAL SOCIETY OF JAPAN. VOL. 120. ISSUE 12. P. 1323 -1335 25 78% 2
3 FEARNLEY, SP , (2004) 2-(3H)-OXAZOLONE - A SIMPLE HETEROCYCLE WITH MANIFOLD POTENTIAL.CURRENT ORGANIC CHEMISTRY. VOL. 8. ISSUE 14. P. 1289-1337 30 56% 4
4 KUNIEDA, T , ISHIZUKA, T , (1997) SYNTHETIC VERSATILITY OF 2-OXAZOLONE HETEROCYCLE FOR STEREO-CONTROLLED CONSTRUCTION OF 2-AMINO ALCOHOLS.JOURNAL OF SYNTHETIC ORGANIC CHEMISTRY JAPAN. VOL. 55. ISSUE 11. P. 1018 -1028 23 72% 5
5 SAEGUSA, Y , OZEKI, Y , HARADA, S , NAKAMURA, S , (1994) SYNTHESIS AND CHARACTERIZATION OF POLY(1-BENZOYLTHIOSEMICARBAZIDE) AND POLY(1,3,4-THIADIAZOLE AMINE) FROM 2-(P-AMINOPHENYL)-1,3,4-OXADIAZOLINE-5-THIONE VIA RING-OPENING PROCESS.MACROMOLECULAR CHEMISTRY AND PHYSICS. VOL. 195. ISSUE 9. P. 3189-3198 20 74% 3
6 ISOZUMI, H , HOSHIMOTO, S , MATSUNAGA, H , KUNIEDA, T , (2003) CHIRAL FUNCTIONALIZATION OF 2(3H)-THIAZOLONE. NEW ROUTE TO CHIRAL SYNTHONS FOR 2-AMINO THIOLS.HETEROCYCLES. VOL. 59. ISSUE 1. P. 323 -332 11 92% 0
7 LEE, YH , LEE, CH , CHOI, WS , (1996) A NEW METHOD FOR BETA-LACTAM FORMATION FORM BETA-AMINO ACIDS USING N,N-[DIETHOXYPHOSPHINYL]BENZO-1,2,5-THIADIAZOLIDINE 1,1-DIOXIDE.BULLETIN OF THE KOREAN CHEMICAL SOCIETY. VOL. 17. ISSUE 3. P. 290-291 10 100% 3
8 HOSHIMOTO, S , MATSUNAGA, H , WADA, M , KUNIEDA, T , (2002) HIGHLY ACCELERATING EFFECT OF LEWIS ACIDS ON RUTHENIUM(II)-CATALYZED RADICAL ADDITION REACTIONS.CHEMICAL & PHARMACEUTICAL BULLETIN. VOL. 50. ISSUE 3. P. 435 -438 9 82% 2
9 ISHIZUKA, T , OSAKI, M , ISHIHARA, H , KUNIEDA, T , (1993) SIMPLE HETEROCYCLE, 2-OXAZOLONE, AS VERSATILE BUILDING-BLOCK FOR 2-AMINO ALCOHOLS - CHIRAL SYNTHESIS OF POLYHALOTHREONINES.HETEROCYCLES. VOL. 35. ISSUE 2. P. 901-908 11 85% 2
10 LEE, YH , LEE, CH , LEE, JH , CHOI, WS , (1993) A CONVENIENT METHOD FOR BETA-LACTAM FORMATION FROM BETA-AMINO ACIDS USING (3-NITROPYRIDYL) DIALKYL PHOSPHATE.BULLETIN OF THE KOREAN CHEMICAL SOCIETY. VOL. 14. ISSUE 3. P. 415-416 9 100% 2

Classes with closest relation at Level 1


Rank Class id link
1 31243 BISO NITROPHENYL CARBONATE//TRIPHOSGENE//PETR TEHNOL
2 13640 COUPLING REAGENTS//RACEMIZATION FREE COUPLING//PEPTIDE COUPLING REAGENTS
3 36084 ALPHA AMINO CARBOXAMIDES//PHTHALOYL PROTECTION//MONOMETHYLPHTHALATE
4 33685 1 THIA 3 AZA BUTADIENES//2 4 DIAMINO 1 THIA 3 AZABUTADIENES//2 METHYLENE 3 6 DIHYDRO 2H 1 3 THIAZINES
5 29534 THIOL ESTERS//ANHYDRIDE METHOD//FATTY ACID THIOESTERS
6 10747 ACETYLATION//ACETIC ANHYDRIDE//ACYLATION
7 34950 CYCLOPENTACTHIOPHENE//3 AMINO 3 ARYLPROPIONIC ACIDS//BETA ARYL BETA AMINO ACIDS
8 23083 D BIOTIN//FUDAN DSM JOINT SYNTHET METHOD CHIRAL TECHN//VITAMIN H
9 25390 POLYNUCLEOTIDE ANALOGUE//ADENOSINE IMMOBILIZED SILICA//THYMINE POLYMERS
10 37144 TOYOPEARL HW//BONE SCIENTIGRAPHY//D SERINE UTILIZATION

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